---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10720 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 747 5288 4 2194 7194 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:ca:bf:a6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.183/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 75522sec preferred_lft 75522sec inet6 fe80::f816:3eff:feca:bfa6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10720) 05/04/26 _x86_64_ (2 CPU) 00:41:47 LINUX RESTART (2 CPU) 00:50:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.40 0.01 1.37 0.03 0.05 17.05 448.07 01:10:27 1.21 0.00 1.19 0.02 0.00 14.68 1.27 01:20:27 1.24 0.00 1.22 0.02 0.01 14.80 1.09 01:30:01 2.02 0.26 1.71 0.04 32.42 79.28 685.42 01:40:17 1.28 0.00 1.26 0.02 1.02 15.60 1.34 01:50:27 1.35 0.00 1.34 0.01 0.00 15.74 0.47 02:00:01 1.53 0.00 1.51 0.01 0.00 18.14 455.73 02:10:27 1.35 0.00 1.35 0.00 0.00 15.85 0.00 02:20:38 13.94 0.00 1.59 12.34 0.14 19.12 107490.39 02:30:01 1.55 0.00 1.54 0.01 0.00 18.59 463.78 02:40:27 1.35 0.00 1.35 0.00 0.00 16.36 0.00 02:50:27 1.35 0.00 1.35 0.00 0.00 16.17 0.00 03:00:01 1.61 0.00 1.60 0.01 0.00 19.35 455.96 03:10:27 1.37 0.00 1.37 0.00 0.00 16.15 0.00 03:20:15 3.28 1.35 1.89 0.03 98.32 170.76 3.40 03:30:01 22.08 1.74 18.08 2.26 135.00 3090.79 750.88 03:40:27 1.31 0.00 1.30 0.00 0.00 21.47 0.08 Average: 3.46 0.19 2.39 0.88 15.30 205.74 6609.12 00:50:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6290396 7542084 278488 3.42 30772 1426540 529988 5.77 442148 1187616 128 01:10:27 6289920 7542192 278424 3.42 30984 1426876 530076 5.77 442412 1188192 136 01:20:27 6304068 7556884 263756 3.24 31192 1427200 530244 5.78 442724 1188724 136 01:30:01 6254508 7534040 286052 3.52 31604 1453128 724724 7.89 457456 1206300 120 01:40:17 6263140 7543668 276468 3.40 31828 1453904 530444 5.78 452424 1206852 168 01:50:27 6261880 7542928 277240 3.41 32012 1454224 530440 5.78 452324 1207364 132 02:00:01 6267528 7549088 270976 3.33 32180 1454552 530512 5.78 452460 1207860 156 02:10:27 6267276 7549340 270752 3.33 32348 1454880 532140 5.80 453772 1208356 188 02:20:38 6264504 7547152 272800 3.35 32560 1455252 530508 5.78 452448 1208904 140 02:30:01 6269876 7553160 266696 3.28 32704 1455716 530508 5.78 452708 1209388 188 02:40:27 6273756 7557540 262300 3.23 32888 1456036 530508 5.78 452900 1209884 228 02:50:27 6273244 7557540 262300 3.23 33056 1456368 530576 5.78 452936 1210388 280 03:00:01 6267916 7552736 267080 3.28 33232 1456692 530572 5.78 452876 1210896 284 03:10:27 6274972 7560296 259496 3.19 33416 1457024 530720 5.78 453036 1211396 376 03:20:15 6015672 7431448 381288 4.69 42768 1572204 615868 6.71 572416 1323220 60348 03:30:01 5257536 7385304 385956 4.75 86724 2204872 639500 6.97 604584 1966856 268 03:40:27 5237640 7367472 403832 4.97 86848 2206800 643168 7.01 600292 1968920 248 Average: 6137284 7521934 291994 3.59 39242 1545428 560029 6.10 475877 1301242 3737 00:50:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.59 0.07 0.09 0.03 0.00 0.00 0.00 0.00 01:10:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:27 ens3 0.53 0.07 0.09 0.03 0.00 0.00 0.00 0.00 01:20:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:27 ens3 0.43 0.07 0.11 0.05 0.00 0.00 0.00 0.00 01:30:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.53 0.33 3.29 0.53 0.00 0.00 0.00 0.00 01:40:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:17 ens3 0.48 0.08 0.81 0.08 0.00 0.00 0.00 0.00 01:50:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:27 ens3 0.17 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.20 0.07 0.07 0.04 0.00 0.00 0.00 0.00 02:10:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:27 ens3 0.16 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:20:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:38 ens3 0.15 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.16 0.04 0.04 0.02 0.00 0.00 0.00 0.00 02:40:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:27 ens3 0.31 0.09 0.10 0.05 0.00 0.00 0.00 0.00 02:50:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:27 ens3 0.28 0.03 0.53 0.01 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.28 0.08 0.10 0.06 0.00 0.00 0.00 0.00 03:10:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:27 ens3 0.17 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:20:15 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 03:20:15 ens3 17.18 10.33 70.49 4.40 0.00 0.00 0.00 0.00 03:30:01 lo 1.27 1.27 0.08 0.08 0.00 0.00 0.00 0.00 03:30:01 ens3 50.30 35.06 252.02 7.60 0.00 0.00 0.00 0.00 03:40:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:27 ens3 12.35 11.32 102.77 1.04 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 4.89 3.36 25.13 0.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10720) 05/04/26 _x86_64_ (2 CPU) 00:41:47 LINUX RESTART (2 CPU) 00:50:16 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.29 0.00 0.16 0.01 0.04 99.50 01:00:01 0 0.50 0.00 0.14 0.01 0.03 99.31 01:00:01 1 0.08 0.00 0.18 0.01 0.04 99.69 01:10:27 all 0.26 0.00 0.06 0.01 0.03 99.63 01:10:27 0 0.32 0.00 0.06 0.01 0.03 99.58 01:10:27 1 0.19 0.00 0.07 0.01 0.04 99.69 01:20:27 all 0.23 0.00 0.07 0.01 0.04 99.66 01:20:27 0 0.05 0.00 0.07 0.00 0.04 99.84 01:20:27 1 0.40 0.00 0.07 0.02 0.04 99.47 01:30:01 all 0.40 0.00 0.18 0.02 0.04 99.36 01:30:01 0 0.19 0.00 0.17 0.01 0.03 99.60 01:30:01 1 0.60 0.00 0.20 0.03 0.04 99.12 01:40:17 all 0.21 0.00 0.07 0.01 0.02 99.69 01:40:17 0 0.05 0.00 0.09 0.01 0.03 99.83 01:40:17 1 0.37 0.00 0.06 0.01 0.02 99.54 01:50:27 all 0.24 0.00 0.07 0.01 0.02 99.67 01:50:27 0 0.22 0.00 0.07 0.01 0.02 99.68 01:50:27 1 0.26 0.00 0.07 0.00 0.02 99.65 02:00:01 all 0.26 0.00 0.16 0.01 0.03 99.55 02:00:01 0 0.24 0.00 0.16 0.00 0.03 99.56 02:00:01 1 0.27 0.00 0.15 0.01 0.02 99.54 02:10:27 all 0.22 0.00 0.06 0.01 0.02 99.69 02:10:27 0 0.17 0.00 0.07 0.00 0.03 99.73 02:10:27 1 0.27 0.00 0.06 0.01 0.02 99.64 02:20:38 all 0.28 0.00 0.08 0.03 0.02 99.58 02:20:38 0 0.13 0.00 0.09 0.01 0.03 99.75 02:20:38 1 0.43 0.00 0.08 0.05 0.02 99.42 02:30:01 all 0.25 0.00 0.17 0.11 0.02 99.45 02:30:01 0 0.09 0.00 0.18 0.00 0.03 99.70 02:30:01 1 0.41 0.00 0.16 0.22 0.01 99.20 02:40:27 all 0.24 0.00 0.07 0.01 0.02 99.66 02:40:27 0 0.05 0.00 0.08 0.01 0.03 99.84 02:40:27 1 0.43 0.00 0.05 0.02 0.02 99.49 02:40:27 CPU %user %nice %system %iowait %steal %idle 02:50:27 all 0.26 0.00 0.07 0.01 0.03 99.64 02:50:27 0 0.05 0.00 0.08 0.01 0.03 99.82 02:50:27 1 0.46 0.00 0.05 0.00 0.02 99.47 03:00:01 all 0.28 0.00 0.17 0.02 0.02 99.52 03:00:01 0 0.07 0.00 0.19 0.02 0.03 99.69 03:00:01 1 0.48 0.00 0.14 0.02 0.02 99.34 03:10:27 all 0.25 0.00 0.07 0.01 0.02 99.66 03:10:27 0 0.05 0.00 0.08 0.00 0.02 99.84 03:10:27 1 0.44 0.00 0.06 0.01 0.01 99.48 03:20:15 all 1.43 0.00 0.26 0.05 0.02 98.24 03:20:15 0 0.96 0.00 0.25 0.04 0.02 98.73 03:20:15 1 1.89 0.00 0.27 0.05 0.03 97.76 03:30:01 all 10.44 0.00 1.66 0.49 0.05 87.37 03:30:01 0 9.16 0.00 1.56 0.52 0.04 88.72 03:30:01 1 11.72 0.00 1.76 0.46 0.06 86.01 03:40:27 all 0.88 0.00 0.21 0.04 0.04 98.83 03:40:27 0 1.13 0.00 0.24 0.05 0.04 98.54 03:40:27 1 0.63 0.00 0.18 0.04 0.04 99.11 Average: all 0.95 0.00 0.21 0.05 0.03 98.77 Average: 0 0.78 0.00 0.21 0.04 0.03 98.94 Average: 1 1.12 0.00 0.21 0.06 0.03 98.59