---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-28738 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5600.00 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 7.9G 30G 21% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 749 5213 4 2272 7192 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:6b:65:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.130/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 70394sec preferred_lft 70394sec inet6 fe80::f816:3eff:fe6b:65d7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-28738) 06/20/26 _x86_64_ (2 CPU) 00:40:46 LINUX RESTART (2 CPU) 00:50:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:13 1.95 0.26 1.67 0.03 31.03 76.51 436.49 01:10:13 1.27 0.01 1.24 0.02 1.05 15.19 1.15 01:20:13 1.25 0.00 1.23 0.02 0.01 14.92 1.20 01:30:13 1.35 0.00 1.32 0.03 0.00 16.56 1.47 01:40:13 14.12 0.03 1.52 12.57 2.29 18.75 109130.75 01:50:09 1.42 0.00 1.41 0.02 0.00 16.30 1.21 02:00:13 1.60 0.00 1.57 0.03 0.00 18.36 1.35 02:10:13 1.39 0.00 1.38 0.02 0.00 16.13 1.20 02:20:13 1.42 0.00 1.40 0.02 0.00 16.20 1.20 02:30:13 1.61 0.00 1.58 0.03 0.00 18.85 9.24 02:40:13 1.39 0.00 1.37 0.02 0.00 16.69 1.23 02:50:13 1.38 0.00 1.36 0.02 0.00 16.81 1.15 03:00:13 1.64 0.00 1.61 0.03 0.00 20.05 1.47 03:10:13 1.44 0.00 1.43 0.02 0.00 17.19 1.20 03:20:13 1.42 0.00 1.40 0.02 0.00 16.71 1.09 03:30:13 1.61 0.00 1.59 0.03 0.00 19.21 1.47 03:40:13 1.52 0.00 1.50 0.02 0.00 18.52 1.23 03:50:13 1.49 0.00 1.47 0.02 0.00 17.69 1.16 04:00:13 1.61 0.00 1.59 0.03 0.00 19.16 1.47 04:10:09 1.48 0.00 1.46 0.02 0.00 17.54 1.21 04:20:13 1.45 0.00 1.43 0.02 0.00 16.53 1.19 04:30:13 1.53 0.00 1.50 0.03 0.00 18.08 1.36 04:40:13 1.45 0.00 1.43 0.02 0.00 17.11 1.32 04:50:09 1.55 0.00 1.53 0.02 0.00 18.54 1.17 05:00:13 1.68 0.00 1.65 0.03 0.00 19.93 1.58 Average: 2.00 0.01 1.47 0.52 1.38 19.90 4384.11 00:50:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:13 6263464 7536792 282860 3.48 30848 1448020 734304 8.00 457368 1200920 168 01:10:13 6263464 7537644 282040 3.47 31052 1448660 528752 5.76 452216 1201452 168 01:20:13 6258932 7533628 286068 3.52 31240 1448988 532708 5.80 452832 1201960 220 01:30:13 6256204 7531456 288240 3.54 31444 1449320 532732 5.80 452632 1202504 168 01:40:13 6262044 7538684 280872 3.45 31676 1450460 532868 5.80 453828 1203160 224 01:50:09 6261540 7538708 280840 3.45 31876 1450784 532900 5.80 453708 1203684 164 02:00:13 6251528 7529252 290236 3.57 32072 1451112 532900 5.80 453844 1204208 164 02:10:13 6265756 7544020 275456 3.39 32280 1451444 533036 5.81 453948 1204744 256 02:20:13 6271608 7550412 269060 3.31 32488 1451768 532964 5.81 453928 1205276 244 02:30:13 6264056 7543548 275920 3.39 32704 1452224 532988 5.81 454124 1205824 212 02:40:13 6257504 7537560 281792 3.47 32928 1452560 588128 6.41 459412 1206380 264 02:50:13 6257504 7538084 281328 3.46 33128 1452876 533052 5.81 454124 1206900 248 03:00:13 6264084 7545224 274148 3.37 33348 1453208 533192 5.81 454296 1207444 216 03:10:13 6263832 7545644 273752 3.37 33548 1453668 533192 5.81 454428 1207980 204 03:20:13 6263580 7545916 273472 3.36 33748 1453992 533192 5.81 454432 1208500 224 03:30:13 6261876 7544764 274536 3.38 33940 1454316 533192 5.81 454452 1209024 172 03:40:13 6258348 7541820 277484 3.41 34196 1454648 588372 6.41 459720 1209608 260 03:50:13 6263672 7547708 271616 3.34 34432 1454968 533296 5.81 454560 1210168 292 04:00:13 6251792 7536500 282816 3.48 34636 1455428 533296 5.81 454736 1210704 248 04:10:09 6251792 7537028 282276 3.47 34836 1455756 533292 5.81 454620 1211224 216 04:20:13 6250796 7536576 282728 3.48 35036 1456084 533292 5.81 454768 1211760 172 04:30:13 6253400 7539732 279540 3.44 35244 1456408 533360 5.81 454836 1212292 256 04:40:13 6253148 7540032 279264 3.43 35464 1456736 533360 5.81 454952 1212840 204 04:50:09 6246596 7534036 285248 3.51 35680 1457068 533464 5.81 454928 1213388 204 05:00:13 6243356 7531360 287908 3.54 35900 1457392 533592 5.81 455184 1213932 68 Average: 6258395 7539445 279980 3.44 33350 1453116 545417 5.94 454715 1207435 209 00:50:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:13 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:13 ens3 1.13 0.41 3.22 0.06 0.00 0.00 0.00 0.00 01:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:13 ens3 0.38 0.05 0.08 0.03 0.00 0.00 0.00 0.00 01:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:13 ens3 0.70 0.14 0.19 0.11 0.00 0.00 0.00 0.00 01:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:13 ens3 0.29 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:40:13 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:40:13 ens3 0.53 0.24 0.15 0.66 0.00 0.00 0.00 0.00 01:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:09 ens3 0.35 0.08 0.11 0.06 0.00 0.00 0.00 0.00 02:00:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:13 ens3 0.24 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:13 ens3 0.39 0.04 7.13 0.01 0.00 0.00 0.00 0.00 02:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:13 ens3 0.15 0.02 0.04 0.01 0.00 0.00 0.00 0.00 02:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:13 ens3 0.28 0.06 0.08 0.04 0.00 0.00 0.00 0.00 02:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:13 ens3 0.38 0.09 0.11 0.06 0.00 0.00 0.00 0.00 02:50:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:13 ens3 0.35 0.07 0.11 0.05 0.00 0.00 0.00 0.00 03:00:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:13 ens3 0.30 0.09 0.09 0.05 0.00 0.00 0.00 0.00 03:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:13 ens3 0.20 0.04 0.05 0.01 0.00 0.00 0.00 0.00 03:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:13 ens3 0.18 0.04 0.04 0.01 0.00 0.00 0.00 0.00 03:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:13 ens3 0.35 0.11 0.11 0.05 0.00 0.00 0.00 0.00 03:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:13 ens3 0.39 0.11 0.14 0.09 0.00 0.00 0.00 0.00 03:50:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:13 ens3 0.23 0.04 0.06 0.03 0.00 0.00 0.00 0.00 04:00:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:13 ens3 0.23 0.05 0.08 0.03 0.00 0.00 0.00 0.00 04:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:09 ens3 0.17 0.04 0.04 0.01 0.00 0.00 0.00 0.00 04:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:13 ens3 0.17 0.05 0.04 0.02 0.00 0.00 0.00 0.00 04:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:30:13 ens3 0.24 0.05 0.07 0.03 0.00 0.00 0.00 0.00 04:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:40:13 ens3 0.33 0.08 0.10 0.05 0.00 0.00 0.00 0.00 04:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:09 ens3 0.30 0.07 0.11 0.06 0.00 0.00 0.00 0.00 05:00:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:13 ens3 0.49 0.15 0.18 0.11 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 0.35 0.09 0.50 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-28738) 06/20/26 _x86_64_ (2 CPU) 00:40:46 LINUX RESTART (2 CPU) 00:50:13 CPU %user %nice %system %iowait %steal %idle 01:00:13 all 0.39 0.00 0.19 0.02 0.02 99.37 01:00:13 0 0.51 0.00 0.21 0.03 0.02 99.23 01:00:13 1 0.27 0.00 0.18 0.02 0.02 99.51 01:10:13 all 0.25 0.00 0.07 0.01 0.02 99.65 01:10:13 0 0.05 0.00 0.09 0.01 0.03 99.82 01:10:13 1 0.44 0.00 0.05 0.01 0.02 99.48 01:20:13 all 0.30 0.00 0.08 0.01 0.02 99.58 01:20:13 0 0.40 0.00 0.07 0.03 0.02 99.48 01:20:13 1 0.21 0.00 0.08 0.00 0.02 99.69 01:30:13 all 0.26 0.00 0.16 0.02 0.02 99.54 01:30:13 0 0.38 0.00 0.14 0.02 0.02 99.45 01:30:13 1 0.15 0.00 0.18 0.01 0.03 99.63 01:40:13 all 0.24 0.00 0.11 0.04 0.02 99.59 01:40:13 0 0.33 0.00 0.12 0.05 0.02 99.49 01:40:13 1 0.16 0.00 0.10 0.02 0.02 99.70 01:50:09 all 0.22 0.00 0.07 0.01 0.02 99.68 01:50:09 0 0.06 0.00 0.09 0.01 0.02 99.82 01:50:09 1 0.37 0.00 0.06 0.01 0.02 99.54 02:00:13 all 0.28 0.00 0.15 0.01 0.02 99.53 02:00:13 0 0.06 0.00 0.17 0.01 0.02 99.73 02:00:13 1 0.50 0.00 0.13 0.02 0.01 99.33 02:10:13 all 0.23 0.00 0.07 0.01 0.02 99.67 02:10:13 0 0.08 0.00 0.08 0.00 0.02 99.82 02:10:13 1 0.37 0.00 0.06 0.02 0.02 99.53 02:20:13 all 0.21 0.00 0.07 0.10 0.02 99.60 02:20:13 0 0.05 0.00 0.10 0.05 0.02 99.79 02:20:13 1 0.37 0.00 0.05 0.16 0.01 99.41 02:30:13 all 0.27 0.00 0.16 0.02 0.01 99.54 02:30:13 0 0.24 0.00 0.15 0.03 0.01 99.57 02:30:13 1 0.31 0.00 0.16 0.00 0.02 99.51 02:40:13 all 0.26 0.00 0.08 0.01 0.02 99.63 02:40:13 0 0.07 0.00 0.10 0.03 0.02 99.78 02:40:13 1 0.46 0.00 0.06 0.00 0.02 99.47 02:40:13 CPU %user %nice %system %iowait %steal %idle 02:50:13 all 0.24 0.00 0.08 0.01 0.02 99.66 02:50:13 0 0.06 0.00 0.10 0.00 0.02 99.83 02:50:13 1 0.43 0.00 0.06 0.01 0.01 99.48 03:00:13 all 0.26 0.00 0.17 0.01 0.02 99.55 03:00:13 0 0.24 0.00 0.17 0.00 0.02 99.58 03:00:13 1 0.28 0.00 0.16 0.02 0.02 99.52 03:10:13 all 0.24 0.00 0.07 0.01 0.02 99.67 03:10:13 0 0.06 0.00 0.09 0.01 0.02 99.82 03:10:13 1 0.41 0.00 0.05 0.01 0.01 99.51 03:20:13 all 0.27 0.00 0.07 0.05 0.02 99.61 03:20:13 0 0.05 0.00 0.09 0.01 0.02 99.83 03:20:13 1 0.48 0.00 0.05 0.08 0.02 99.38 03:30:13 all 0.29 0.00 0.16 0.02 0.02 99.51 03:30:13 0 0.08 0.00 0.20 0.03 0.02 99.67 03:30:13 1 0.50 0.00 0.13 0.01 0.02 99.35 03:40:13 all 0.28 0.00 0.08 0.04 0.02 99.59 03:40:13 0 0.07 0.00 0.10 0.01 0.02 99.80 03:40:13 1 0.50 0.00 0.05 0.07 0.02 99.37 03:50:13 all 0.24 0.00 0.07 0.01 0.02 99.66 03:50:13 0 0.24 0.00 0.08 0.02 0.02 99.64 03:50:13 1 0.23 0.00 0.06 0.01 0.02 99.68 04:00:13 all 0.28 0.00 0.16 0.01 0.01 99.53 04:00:13 0 0.40 0.00 0.14 0.02 0.01 99.44 04:00:13 1 0.16 0.00 0.18 0.01 0.02 99.63 04:10:09 all 0.25 0.00 0.07 0.02 0.02 99.65 04:10:09 0 0.30 0.00 0.07 0.02 0.01 99.59 04:10:09 1 0.19 0.00 0.08 0.01 0.02 99.71 04:20:13 all 0.26 0.00 0.07 0.03 0.02 99.63 04:20:13 0 0.05 0.00 0.09 0.05 0.02 99.78 04:20:13 1 0.46 0.00 0.05 0.01 0.01 99.47 04:30:13 all 0.28 0.00 0.15 0.01 0.02 99.54 04:30:13 0 0.29 0.00 0.17 0.01 0.02 99.52 04:30:13 1 0.27 0.00 0.14 0.02 0.02 99.55 04:30:13 CPU %user %nice %system %iowait %steal %idle 04:40:13 all 0.23 0.00 0.07 0.01 0.02 99.67 04:40:13 0 0.42 0.00 0.06 0.01 0.01 99.51 04:40:13 1 0.05 0.00 0.08 0.01 0.02 99.83 04:50:09 all 0.25 0.00 0.09 0.01 0.02 99.63 04:50:09 0 0.08 0.00 0.09 0.01 0.02 99.79 04:50:09 1 0.42 0.00 0.08 0.01 0.02 99.47 05:00:13 all 0.24 0.00 0.15 0.01 0.02 99.58 05:00:13 0 0.41 0.00 0.13 0.02 0.02 99.42 05:00:13 1 0.07 0.00 0.17 0.01 0.03 99.73 Average: all 0.26 0.00 0.11 0.02 0.02 99.59 Average: 0 0.20 0.00 0.12 0.02 0.02 99.65 Average: 1 0.32 0.00 0.10 0.02 0.02 99.54