---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-4540 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: 5599.99 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 8.2G 30G 22% / 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 755 4962 4 2515 7186 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:e6:e2:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.250/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78180sec preferred_lft 78180sec inet6 fe80::f816:3eff:fee6:e288/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-4540) 04/19/26 _x86_64_ (2 CPU) 02:04:09 LINUX RESTART (2 CPU) 02:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:20:22 1.27 0.01 1.26 0.00 0.06 15.75 0.23 02:30:01 1.47 0.00 1.46 0.01 0.00 18.14 903.03 02:40:01 1.18 0.00 1.18 0.00 0.00 14.28 0.12 02:50:22 1.17 0.00 1.17 0.00 0.00 14.31 0.00 03:00:01 2.09 0.33 1.73 0.03 41.48 78.63 901.94 03:10:01 1.12 0.00 1.12 0.00 0.00 13.94 0.36 03:20:00 14.40 0.40 1.40 12.60 16.01 85.98 109382.84 03:30:00 22.38 2.62 17.53 2.23 212.34 3071.95 954.12 03:40:01 1.25 0.00 1.24 0.02 0.00 16.05 1.09 03:50:02 1.42 0.00 1.40 0.02 0.00 129.81 1.29 04:00:03 1.83 0.00 1.77 0.06 0.00 381.89 1.65 04:10:01 1.37 0.00 1.34 0.03 0.00 60.01 1.22 04:20:05 3.70 0.04 3.00 0.65 1.42 739.76 2132.17 Average: 4.20 0.26 2.74 1.20 20.75 357.14 8762.27 02:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:20:22 6291016 7537944 282752 3.48 30636 1421996 532484 5.80 451496 1183308 124 02:30:01 6283528 7530928 289840 3.56 30796 1422292 532484 5.80 451572 1183764 240 02:40:01 6280868 7528760 291996 3.59 30960 1422616 532792 5.80 454400 1184252 124 02:50:22 6280644 7529048 291704 3.59 31128 1422976 532856 5.80 454324 1184752 184 03:00:01 6245544 7523328 296812 3.65 31516 1451536 532880 5.80 466328 1202224 124 03:10:01 6253356 7531644 288520 3.55 31692 1451860 533008 5.81 466388 1202724 292 03:20:00 6187176 7491992 327616 4.03 32116 1477572 549440 5.98 491856 1227316 672 03:30:00 5077564 7189368 582384 7.16 85220 2190692 821208 8.94 782320 1949500 164 03:40:01 5154572 7266932 504844 6.21 85384 2191088 738032 8.04 698400 1950060 140 03:50:02 5097452 7244248 527316 6.48 85572 2225320 859892 9.37 754284 1984348 196 04:00:03 4877660 7134840 635140 7.81 85744 2334032 915964 9.98 859964 2093236 284 04:10:01 4776828 7047700 722052 8.88 85916 2347368 971944 10.59 916716 2106744 124 04:20:05 5155964 7426256 350056 4.30 87228 2351712 590352 6.43 577876 2112088 25360 Average: 5689398 7383307 414695 5.10 56454 1823928 664872 7.24 601994 1581870 2156 02:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:20:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:22 ens3 0.68 0.04 0.07 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 0.64 0.04 0.08 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.83 0.10 5.30 0.05 0.00 0.00 0.00 0.00 02:50:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:22 ens3 0.51 0.02 0.79 0.01 0.00 0.00 0.00 0.00 03:00:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.69 0.28 3.26 0.07 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 0.24 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:20:00 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 03:20:00 ens3 12.45 7.31 40.36 3.28 0.00 0.00 0.00 0.00 03:30:00 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:30:00 ens3 82.47 62.48 700.19 10.07 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 31.58 28.09 458.87 1.87 0.00 0.00 0.00 0.00 03:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:02 ens3 85.37 77.42 1227.69 5.08 0.00 0.00 0.00 0.00 04:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:03 ens3 30.79 27.12 415.08 1.83 0.00 0.00 0.00 0.00 04:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:01 ens3 24.96 22.72 360.96 1.51 0.00 0.00 0.00 0.00 04:20:05 lo 1.02 1.02 0.06 0.06 0.00 0.00 0.00 0.00 04:20:05 ens3 32.82 24.77 282.84 22.94 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 23.40 19.28 269.05 3.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-4540) 04/19/26 _x86_64_ (2 CPU) 02:04:09 LINUX RESTART (2 CPU) 02:10:01 CPU %user %nice %system %iowait %steal %idle 02:20:22 all 0.24 0.00 0.08 0.01 0.03 99.64 02:20:22 0 0.07 0.00 0.09 0.00 0.03 99.80 02:20:22 1 0.41 0.00 0.07 0.02 0.03 99.47 02:30:01 all 0.25 0.00 0.18 0.05 0.03 99.49 02:30:01 0 0.28 0.00 0.19 0.08 0.03 99.42 02:30:01 1 0.21 0.00 0.17 0.03 0.03 99.56 02:40:01 all 0.27 0.00 0.07 0.04 0.03 99.59 02:40:01 0 0.46 0.00 0.06 0.01 0.02 99.46 02:40:01 1 0.09 0.00 0.08 0.07 0.04 99.71 02:50:22 all 0.24 0.00 0.07 0.30 0.03 99.36 02:50:22 0 0.43 0.00 0.05 0.16 0.03 99.33 02:50:22 1 0.05 0.00 0.09 0.43 0.04 99.38 03:00:01 all 0.36 0.00 0.20 0.13 0.03 99.27 03:00:01 0 0.48 0.00 0.21 0.03 0.03 99.24 03:00:01 1 0.25 0.00 0.20 0.23 0.03 99.29 03:10:01 all 0.23 0.00 0.07 0.01 0.04 99.65 03:10:01 0 0.08 0.00 0.09 0.01 0.05 99.78 03:10:01 1 0.37 0.00 0.06 0.01 0.03 99.53 03:20:00 all 0.58 0.00 0.14 0.05 0.03 99.20 03:20:00 0 0.44 0.00 0.15 0.04 0.04 99.33 03:20:00 1 0.72 0.00 0.13 0.06 0.03 99.07 03:30:00 all 10.79 0.00 1.80 0.64 0.07 86.70 03:30:00 0 8.21 0.00 1.44 0.40 0.06 89.89 03:30:00 1 13.36 0.00 2.17 0.88 0.08 83.51 03:40:01 all 0.62 0.00 0.25 0.01 0.06 99.06 03:40:01 0 0.73 0.00 0.33 0.00 0.07 98.87 03:40:01 1 0.51 0.00 0.18 0.01 0.06 99.24 03:50:02 all 1.13 0.00 0.58 0.09 0.06 98.15 03:50:02 0 1.65 0.00 1.03 0.04 0.08 97.20 03:50:02 1 0.61 0.00 0.13 0.13 0.05 99.09 04:00:03 all 0.79 0.00 0.30 0.04 0.06 98.81 04:00:03 0 0.89 0.00 0.33 0.03 0.07 98.68 04:00:03 1 0.68 0.00 0.27 0.06 0.06 98.93 04:00:03 CPU %user %nice %system %iowait %steal %idle 04:10:01 all 0.60 0.00 0.24 0.01 0.06 99.09 04:10:01 0 0.66 0.00 0.23 0.02 0.06 99.04 04:10:01 1 0.54 0.00 0.24 0.01 0.07 99.13 04:20:05 all 2.85 0.00 0.42 0.07 0.07 96.59 04:20:05 0 2.74 0.00 0.30 0.05 0.04 96.86 04:20:05 1 2.97 0.00 0.54 0.08 0.09 96.32 Average: all 1.46 0.00 0.34 0.11 0.05 98.05 Average: 0 1.32 0.00 0.34 0.07 0.05 98.22 Average: 1 1.60 0.00 0.33 0.15 0.05 97.87