---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14921 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 885 24832 4 6373 30738 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:33:b0:4e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.17/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81517sec preferred_lft 81517sec inet6 fe80::f816:3eff:fe33:b04e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:72:b3:30:16:4b 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 ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-14921) 02/18/26 _x86_64_ (8 CPU) 19:16:13 LINUX RESTART (8 CPU) 19:20:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:30:23 5.55 0.41 4.74 0.40 403.00 626.20 14923.57 19:40:06 1.41 0.02 1.38 0.00 1.73 16.65 0.48 19:50:06 1.35 0.00 1.35 0.00 0.00 15.17 0.00 20:00:19 33.32 2.12 30.63 0.57 123.39 2056.50 990.07 20:10:20 27.53 2.52 22.64 2.37 139.78 4292.09 4002.65 20:20:37 36.55 0.09 31.63 4.82 4.95 2512.39 17615.30 20:30:36 33.35 0.01 29.00 4.34 0.08 2904.62 17502.05 Average: 20.04 0.74 17.49 1.80 96.46 1785.10 7912.75 19:20:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:30:23 29971940 31873968 506532 1.54 64888 2172532 1490656 4.40 329060 2262712 180 19:40:06 29967284 31870356 510340 1.55 65300 2173136 1490656 4.40 329648 2263748 204 19:50:06 29966900 31870388 510360 1.55 65700 2173140 1490720 4.40 330036 2265252 172 20:00:19 29418904 31859804 485872 1.48 107180 2638216 1077032 3.18 450824 2645488 180 20:10:20 25542736 29160176 3148620 9.58 165368 3682212 3313480 9.77 820776 6050588 11180 20:20:37 25437172 29479592 2823736 8.59 204168 4027524 2754544 8.12 940864 5975616 14844 20:30:36 24795336 29357464 2942732 8.95 226116 4484720 3464900 10.22 1066064 6466576 25716 Average: 27871467 30781678 1561170 4.75 128389 3050211 2154570 6.35 609610 3989997 7497 19:20:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:30:23 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 19:30:23 ens3 14.98 8.35 209.40 0.62 0.00 0.00 0.00 0.00 19:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:06 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 19:40:06 ens3 0.45 0.14 0.10 0.05 0.00 0.00 0.00 0.00 19:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:50:06 ens3 0.44 0.14 0.12 0.06 0.00 0.00 0.00 0.00 19:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:19 lo 0.29 0.29 0.04 0.04 0.00 0.00 0.00 0.00 20:00:19 ens3 36.36 27.59 259.35 7.32 0.00 0.00 0.00 0.00 20:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:20 lo 821.60 821.60 781.38 781.38 0.00 0.00 0.00 0.00 20:10:20 ens3 119.27 92.57 822.98 22.71 0.00 0.00 0.00 0.00 20:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:37 lo 1997.05 1997.05 1901.52 1901.52 0.00 0.00 0.00 0.00 20:20:37 ens3 57.50 38.66 19.28 14.39 0.00 0.00 0.00 0.00 20:20:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:36 lo 1635.04 1635.04 1555.85 1555.85 0.00 0.00 0.00 0.00 20:30:36 ens3 59.17 40.50 20.69 16.15 0.00 0.00 0.00 0.00 20:30:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 641.76 641.76 610.71 610.71 0.00 0.00 0.00 0.00 Average: ens3 41.37 29.85 190.72 8.80 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-14921) 02/18/26 _x86_64_ (8 CPU) 19:16:13 LINUX RESTART (8 CPU) 19:20:20 CPU %user %nice %system %iowait %steal %idle 19:30:23 all 0.21 0.00 0.08 0.09 0.01 99.62 19:30:23 0 0.11 0.00 0.10 0.20 0.01 99.57 19:30:23 1 0.28 0.00 0.07 0.01 0.03 99.61 19:30:23 2 0.17 0.00 0.07 0.11 0.01 99.64 19:30:23 3 0.16 0.00 0.07 0.07 0.01 99.69 19:30:23 4 0.25 0.00 0.09 0.24 0.01 99.41 19:30:23 5 0.14 0.00 0.05 0.01 0.01 99.79 19:30:23 6 0.37 0.00 0.09 0.01 0.00 99.52 19:30:23 7 0.16 0.00 0.07 0.05 0.01 99.71 19:40:06 all 0.13 0.00 0.02 0.01 0.01 99.84 19:40:06 0 0.89 0.00 0.01 0.00 0.01 99.09 19:40:06 1 0.01 0.00 0.02 0.00 0.01 99.96 19:40:06 2 0.01 0.00 0.01 0.01 0.01 99.96 19:40:06 3 0.03 0.00 0.02 0.00 0.02 99.93 19:40:06 4 0.02 0.00 0.02 0.04 0.01 99.91 19:40:06 5 0.01 0.00 0.01 0.00 0.00 99.97 19:40:06 6 0.02 0.00 0.02 0.00 0.01 99.96 19:40:06 7 0.05 0.00 0.01 0.00 0.00 99.94 19:50:06 all 0.05 0.00 0.01 0.01 0.01 99.92 19:50:06 0 0.28 0.00 0.01 0.00 0.02 99.69 19:50:06 1 0.01 0.00 0.01 0.01 0.01 99.96 19:50:06 2 0.02 0.00 0.01 0.00 0.00 99.97 19:50:06 3 0.02 0.00 0.03 0.00 0.03 99.92 19:50:06 4 0.01 0.00 0.01 0.03 0.01 99.94 19:50:06 5 0.01 0.00 0.02 0.00 0.01 99.96 19:50:06 6 0.01 0.00 0.01 0.00 0.01 99.97 19:50:06 7 0.00 0.00 0.01 0.00 0.00 99.99 20:00:19 all 1.27 0.00 0.17 0.15 0.02 98.39 20:00:19 0 1.65 0.00 0.13 0.06 0.02 98.14 20:00:19 1 2.04 0.00 0.20 0.11 0.02 97.64 20:00:19 2 2.86 0.00 0.26 0.05 0.01 96.82 20:00:19 3 0.80 0.00 0.10 0.03 0.02 99.05 20:00:19 4 1.09 0.00 0.30 0.82 0.01 97.78 20:00:19 5 0.65 0.00 0.18 0.07 0.01 99.09 20:00:19 6 0.47 0.00 0.08 0.00 0.03 99.43 20:00:19 7 0.63 0.00 0.10 0.05 0.01 99.21 20:10:20 all 36.44 0.00 1.52 0.14 0.07 61.83 20:10:20 0 39.02 0.00 1.38 0.12 0.08 59.40 20:10:20 1 40.61 0.00 1.80 0.12 0.08 57.39 20:10:20 2 36.92 0.00 1.57 0.09 0.07 61.34 20:10:20 3 36.20 0.00 1.65 0.08 0.08 61.99 20:10:20 4 34.02 0.00 1.75 0.41 0.07 63.74 20:10:20 5 35.08 0.00 1.28 0.07 0.07 63.50 20:10:20 6 35.94 0.00 1.43 0.08 0.07 62.48 20:10:20 7 33.74 0.00 1.28 0.11 0.07 64.79 20:20:37 all 37.16 0.00 1.74 0.26 0.07 60.77 20:20:37 0 36.28 0.00 1.63 0.60 0.07 61.42 20:20:37 1 38.45 0.00 2.11 0.20 0.07 59.17 20:20:37 2 37.99 0.00 1.96 0.54 0.07 59.44 20:20:37 3 39.27 0.00 1.74 0.09 0.07 58.83 20:20:37 4 36.38 0.00 1.53 0.03 0.07 62.00 20:20:37 5 37.50 0.00 1.34 0.32 0.07 60.78 20:20:37 6 34.98 0.00 2.01 0.12 0.06 62.82 20:20:37 7 36.44 0.00 1.64 0.15 0.06 61.71 20:30:36 all 36.95 0.00 1.77 0.23 0.08 60.97 20:30:36 0 32.43 0.00 1.51 0.36 0.08 65.62 20:30:36 1 40.20 0.00 2.00 0.65 0.08 57.07 20:30:36 2 36.80 0.00 1.94 0.29 0.07 60.90 20:30:36 3 34.30 0.00 1.72 0.15 0.07 63.76 20:30:36 4 37.37 0.00 1.69 0.11 0.08 60.75 20:30:36 5 41.29 0.00 1.93 0.08 0.08 56.62 20:30:36 6 35.84 0.00 1.52 0.11 0.07 62.46 20:30:36 7 37.37 0.00 1.88 0.12 0.07 60.55 Average: all 16.08 0.00 0.76 0.13 0.04 82.99 Average: 0 15.86 0.00 0.68 0.19 0.04 83.22 Average: 1 17.42 0.00 0.89 0.16 0.04 81.49 Average: 2 16.45 0.00 0.84 0.16 0.04 82.52 Average: 3 15.90 0.00 0.77 0.06 0.04 83.23 Average: 4 15.65 0.00 0.77 0.24 0.04 83.30 Average: 5 16.44 0.00 0.69 0.08 0.04 82.76 Average: 6 15.42 0.00 0.74 0.05 0.04 83.75 Average: 7 15.54 0.00 0.72 0.07 0.03 83.64