---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-62899 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 UTC 2026 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): 4 On-line CPU(s) list: 0-3 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): 4 Stepping: 0 BogoMIPS: 5600.02 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp 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 Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 17G 61G 22% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 744 6762 4 8482 14901 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:b9:65:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.228/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80016sec preferred_lft 80016sec inet6 fe80::f816:3eff:feb9:65f3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:3f:da:bc:dc:1b brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::943f:daff:febc:dc1b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-4c-16g-62899) 10/08/26 _x86_64_ (4 CPU) 12:11:53 LINUX RESTART (4 CPU) 12:20:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:08 16.36 0.84 14.64 0.88 75.91 1432.71 918.72 12:40:08 9.69 0.00 9.18 0.51 0.01 344.94 1415.04 12:50:08 38.35 0.81 21.12 16.43 10.55 1811.99 218307.40 13:00:08 32.76 0.33 30.80 1.64 3.53 1873.43 1525.43 13:10:08 6.88 0.00 6.54 0.33 0.00 176.88 155.92 13:20:01 7.62 0.01 7.26 0.35 0.11 256.54 257.80 13:30:08 5.23 0.00 5.03 0.20 0.01 164.49 68.27 13:40:08 5.25 0.00 5.03 0.22 0.03 241.11 83.12 13:50:08 10.77 0.00 10.32 0.46 0.00 539.01 1688.40 Average: 14.77 0.22 12.21 2.33 10.02 760.00 24935.32 12:20:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:08 3490840 11016248 4910248 29.99 238840 7129460 5594276 32.11 2023732 10115856 88 12:40:08 4433320 11979320 3948548 24.12 240576 7148192 5066416 29.08 2045744 9190076 7168 12:50:08 4940968 12891032 3034504 18.53 254220 7523352 3938480 22.61 2178744 8531872 11132 13:00:08 3531612 11123080 4801184 29.32 265636 7157988 6771684 38.87 2282612 9835856 2228 13:10:08 3577768 11189288 4736612 28.93 266788 7176664 5421860 31.12 2285856 9755140 140 13:20:01 2254684 9905236 6020040 36.77 267660 7214692 6932752 39.79 2289068 11098244 352 13:30:08 2279288 9954432 5970768 36.47 268480 7238416 6760916 38.81 2292696 11072996 120 13:40:08 7510192 15264084 663656 4.05 270484 7313020 1412592 8.11 2298276 5832860 31632 13:50:08 6450920 14310952 1616464 9.87 273092 7412232 2938296 16.87 2319012 6886976 26444 Average: 4274399 11959297 3966892 24.23 260642 7257113 4981919 28.60 2223971 9146653 8812 12:20:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:08 lo 13.69 13.69 9.51 9.51 0.00 0.00 0.00 0.00 12:30:08 ens3 0.89 0.74 0.22 0.19 0.00 0.00 0.00 0.00 12:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:08 lo 12.43 12.43 6.52 6.52 0.00 0.00 0.00 0.00 12:40:08 ens3 1.81 1.40 0.39 1.25 0.00 0.00 0.00 0.00 12:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:08 lo 14.20 14.20 11.32 11.32 0.00 0.00 0.00 0.00 12:50:08 ens3 1.54 0.96 0.66 0.37 0.00 0.00 0.00 0.00 12:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:08 lo 29.10 29.10 17.18 17.18 0.00 0.00 0.00 0.00 13:00:08 ens3 1.81 1.66 0.42 0.38 0.00 0.00 0.00 0.00 13:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:08 lo 22.69 22.69 10.87 10.87 0.00 0.00 0.00 0.00 13:10:08 ens3 1.57 0.78 0.44 0.29 0.00 0.00 0.00 0.00 13:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 28.76 28.76 11.28 11.28 0.00 0.00 0.00 0.00 13:20:01 ens3 0.77 0.51 0.16 0.13 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:08 lo 21.01 21.01 10.69 10.69 0.00 0.00 0.00 0.00 13:30:08 ens3 0.86 0.57 0.19 0.14 0.00 0.00 0.00 0.00 13:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:08 lo 15.21 15.21 8.43 8.43 0.00 0.00 0.00 0.00 13:40:08 ens3 0.79 0.67 0.18 0.15 0.00 0.00 0.00 0.00 13:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:08 lo 23.30 23.30 10.60 10.60 0.00 0.00 0.00 0.00 13:50:08 ens3 0.92 0.74 0.19 0.17 0.00 0.00 0.00 0.00 13:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.03 20.03 10.71 10.71 0.00 0.00 0.00 0.00 Average: ens3 1.22 0.89 0.32 0.34 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-4c-16g-62899) 10/08/26 _x86_64_ (4 CPU) 12:11:53 LINUX RESTART (4 CPU) 12:20:08 CPU %user %nice %system %iowait %steal %idle 12:30:08 all 21.95 0.00 0.97 0.07 0.02 76.99 12:30:08 0 22.02 0.00 1.00 0.03 0.02 76.93 12:30:08 1 20.55 0.00 0.96 0.11 0.02 78.37 12:30:08 2 22.13 0.00 1.05 0.05 0.02 76.74 12:30:08 3 23.09 0.00 0.85 0.11 0.02 75.93 12:40:08 all 19.64 0.00 0.95 0.04 0.02 79.36 12:40:08 0 19.62 0.00 0.98 0.02 0.02 79.36 12:40:08 1 20.48 0.00 0.96 0.07 0.02 78.48 12:40:08 2 19.81 0.00 0.92 0.04 0.02 79.21 12:40:08 3 18.64 0.00 0.92 0.03 0.02 80.39 12:50:08 all 27.74 0.00 1.23 0.10 0.03 70.90 12:50:08 0 27.02 0.00 1.29 0.03 0.03 71.64 12:50:08 1 28.55 0.00 1.19 0.04 0.03 70.18 12:50:08 2 27.52 0.00 1.16 0.16 0.03 71.13 12:50:08 3 27.85 0.00 1.29 0.17 0.03 70.67 13:00:08 all 48.50 0.00 1.99 0.10 0.04 49.37 13:00:08 0 48.61 0.00 2.03 0.07 0.04 49.25 13:00:08 1 49.13 0.00 2.12 0.11 0.04 48.61 13:00:08 2 47.64 0.00 1.94 0.14 0.04 50.25 13:00:08 3 48.64 0.00 1.86 0.09 0.04 49.37 13:10:08 all 11.57 0.00 0.66 0.03 0.02 87.72 13:10:08 0 11.26 0.00 0.71 0.01 0.02 88.00 13:10:08 1 11.56 0.00 0.67 0.03 0.02 87.72 13:10:08 2 11.50 0.00 0.58 0.08 0.02 87.82 13:10:08 3 11.98 0.00 0.66 0.01 0.02 87.34 13:20:01 all 15.02 0.00 0.71 0.08 0.02 84.18 13:20:01 0 15.64 0.00 0.73 0.06 0.03 83.55 13:20:01 1 14.64 0.00 0.81 0.04 0.02 84.48 13:20:01 2 14.85 0.00 0.65 0.06 0.02 84.42 13:20:01 3 14.93 0.00 0.63 0.15 0.02 84.26 13:30:08 all 10.84 0.00 0.59 0.03 0.02 88.52 13:30:08 0 10.62 0.00 0.61 0.04 0.01 88.71 13:30:08 1 10.65 0.00 0.60 0.02 0.02 88.71 13:30:08 2 11.21 0.00 0.59 0.02 0.01 88.17 13:30:08 3 10.89 0.00 0.58 0.03 0.02 88.48 13:40:08 all 8.05 0.00 0.47 0.02 0.02 91.44 13:40:08 0 7.54 0.00 0.49 0.02 0.02 91.94 13:40:08 1 8.13 0.00 0.55 0.04 0.02 91.26 13:40:08 2 8.04 0.00 0.39 0.02 0.02 91.52 13:40:08 3 8.49 0.00 0.44 0.00 0.02 91.04 13:50:08 all 16.37 0.00 0.73 0.05 0.03 82.83 13:50:08 0 16.02 0.00 0.78 0.01 0.02 83.16 13:50:08 1 15.96 0.00 0.73 0.04 0.03 83.24 13:50:08 2 16.15 0.00 0.69 0.05 0.02 83.09 13:50:08 3 17.35 0.00 0.72 0.10 0.03 81.81 Average: all 19.97 0.00 0.92 0.06 0.02 79.03 Average: 0 19.82 0.00 0.96 0.03 0.02 79.17 Average: 1 19.97 0.00 0.95 0.05 0.02 79.00 Average: 2 19.88 0.00 0.89 0.07 0.02 79.14 Average: 3 20.20 0.00 0.88 0.08 0.02 78.82