---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-29559 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 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: 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 892 24873 4 6325 30731 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:4d:aa:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.249/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81920sec preferred_lft 81920sec inet6 fe80::f816:3eff:fe4d:aa5a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:78:99:b4:a3:80 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-29559) 06/22/26 _x86_64_ (8 CPU) 16:23:08 LINUX RESTART (8 CPU) 16:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:01 1.55 0.01 1.54 0.00 0.04 17.36 0.14 16:50:01 1.54 0.00 1.54 0.00 0.00 16.50 0.07 17:00:09 1.60 0.00 1.60 0.00 0.00 16.97 0.00 17:10:02 47.69 4.74 40.99 1.96 271.79 5135.56 4803.54 17:20:01 25.01 0.16 21.97 2.89 5.92 2697.34 11457.74 17:30:09 38.49 0.02 33.82 4.65 0.18 3177.42 17648.88 Average: 19.30 0.81 16.90 1.59 45.73 1839.37 5681.39 16:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:01 30236736 31880844 505928 1.54 60044 1921968 1496168 4.41 199804 2134364 4 16:50:01 30235656 31880432 506408 1.54 60624 1921976 1496168 4.41 200420 2135360 4 17:00:09 30233640 31879076 507952 1.55 61240 1921988 1496168 4.41 201060 2135956 28 17:10:02 26690868 29838608 2475888 7.53 134944 3284584 2798024 8.25 579212 5194420 115812 17:20:01 25332868 28960216 3349152 10.19 167420 3678224 3527472 10.40 716824 6341448 20 17:30:09 24397428 28784372 3519464 10.71 211224 4331544 3520376 10.38 892692 7025116 171556 Average: 27854533 30537258 1810799 5.51 115916 2843381 2389063 7.05 465002 4161111 47904 16:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:40:01 ens3 0.38 0.12 0.07 0.04 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:50:01 ens3 0.22 0.08 0.03 0.02 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:09 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:00:09 ens3 0.26 0.09 0.06 0.04 0.00 0.00 0.00 0.00 17:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:02 lo 612.05 612.05 583.08 583.08 0.00 0.00 0.00 0.00 17:10:02 ens3 104.60 79.67 1085.16 14.70 0.00 0.00 0.00 0.00 17:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 lo 1083.30 1083.30 1030.61 1030.61 0.00 0.00 0.00 0.00 17:20:01 ens3 24.98 20.97 12.80 6.94 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:09 lo 2095.91 2095.91 1996.95 1996.95 0.00 0.00 0.00 0.00 17:30:09 ens3 21.86 18.75 7.44 6.64 0.00 0.00 0.00 0.00 17:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 635.43 635.43 605.11 605.11 0.00 0.00 0.00 0.00 Average: ens3 25.20 19.81 181.90 4.71 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-29559) 06/22/26 _x86_64_ (8 CPU) 16:23:08 LINUX RESTART (8 CPU) 16:30:09 CPU %user %nice %system %iowait %steal %idle 16:40:01 all 0.12 0.00 0.02 0.00 0.01 99.85 16:40:01 0 0.84 0.00 0.03 0.00 0.01 99.13 16:40:01 1 0.02 0.00 0.01 0.00 0.01 99.96 16:40:01 2 0.03 0.00 0.03 0.00 0.01 99.93 16:40:01 3 0.02 0.00 0.01 0.00 0.00 99.97 16:40:01 4 0.02 0.00 0.01 0.00 0.01 99.96 16:40:01 5 0.02 0.00 0.02 0.00 0.01 99.96 16:40:01 6 0.02 0.00 0.02 0.02 0.01 99.93 16:40:01 7 0.01 0.00 0.01 0.00 0.00 99.98 16:50:01 all 0.06 0.00 0.02 0.00 0.01 99.92 16:50:01 0 0.34 0.00 0.01 0.00 0.00 99.65 16:50:01 1 0.02 0.00 0.02 0.00 0.01 99.95 16:50:01 2 0.01 0.00 0.01 0.00 0.00 99.98 16:50:01 3 0.02 0.00 0.01 0.00 0.01 99.97 16:50:01 4 0.00 0.00 0.00 0.00 0.01 99.99 16:50:01 5 0.02 0.00 0.02 0.00 0.01 99.95 16:50:01 6 0.02 0.00 0.05 0.03 0.02 99.88 16:50:01 7 0.01 0.00 0.00 0.00 0.00 99.99 17:00:09 all 0.02 0.00 0.01 0.01 0.01 99.96 17:00:09 0 0.06 0.00 0.01 0.00 0.00 99.93 17:00:09 1 0.02 0.00 0.02 0.00 0.01 99.95 17:00:09 2 0.01 0.00 0.01 0.03 0.00 99.94 17:00:09 3 0.02 0.00 0.02 0.00 0.01 99.95 17:00:09 4 0.01 0.00 0.01 0.00 0.01 99.96 17:00:09 5 0.01 0.00 0.01 0.00 0.00 99.98 17:00:09 6 0.00 0.00 0.00 0.01 0.00 99.98 17:00:09 7 0.01 0.00 0.01 0.00 0.00 99.97 17:10:02 all 17.89 0.00 0.91 0.17 0.04 80.99 17:10:02 0 20.35 0.00 1.03 0.09 0.05 78.49 17:10:02 1 18.06 0.00 1.06 0.46 0.05 80.37 17:10:02 2 20.29 0.00 0.76 0.16 0.04 78.73 17:10:02 3 18.12 0.00 0.97 0.34 0.04 80.52 17:10:02 4 17.21 0.00 0.92 0.24 0.05 81.58 17:10:02 5 13.62 0.00 0.66 0.02 0.04 85.67 17:10:02 6 17.28 0.00 0.95 0.03 0.04 81.70 17:10:02 7 18.20 0.00 0.89 0.04 0.04 80.83 17:20:01 all 36.15 0.00 1.43 0.04 0.08 62.30 17:20:01 0 35.11 0.00 1.24 0.01 0.08 63.56 17:20:01 1 38.71 0.00 1.62 0.04 0.08 59.56 17:20:01 2 38.92 0.00 1.73 0.02 0.09 59.24 17:20:01 3 37.16 0.00 1.35 0.02 0.08 61.39 17:20:01 4 37.89 0.00 1.36 0.08 0.08 60.59 17:20:01 5 38.87 0.00 1.54 0.03 0.08 59.48 17:20:01 6 33.02 0.00 1.21 0.11 0.08 65.59 17:20:01 7 29.50 0.00 1.40 0.02 0.07 69.01 17:30:09 all 37.65 0.00 1.81 0.06 0.08 60.39 17:30:09 0 34.13 0.00 1.51 0.02 0.08 64.26 17:30:09 1 38.70 0.00 1.80 0.05 0.09 59.36 17:30:09 2 34.36 0.00 1.64 0.05 0.08 63.87 17:30:09 3 41.37 0.00 2.24 0.04 0.08 56.27 17:30:09 4 38.73 0.00 1.74 0.06 0.08 59.39 17:30:09 5 38.16 0.00 1.72 0.04 0.08 59.99 17:30:09 6 40.11 0.00 2.07 0.17 0.08 57.58 17:30:09 7 35.66 0.00 1.79 0.05 0.08 62.41 Average: all 15.33 0.00 0.70 0.05 0.04 83.88 Average: 0 15.14 0.00 0.64 0.02 0.04 84.17 Average: 1 15.95 0.00 0.76 0.09 0.04 83.17 Average: 2 15.61 0.00 0.70 0.04 0.04 83.61 Average: 3 16.14 0.00 0.77 0.07 0.04 82.98 Average: 4 15.66 0.00 0.67 0.06 0.04 83.56 Average: 5 15.14 0.00 0.66 0.01 0.04 84.15 Average: 6 15.10 0.00 0.72 0.06 0.04 84.09 Average: 7 13.92 0.00 0.68 0.02 0.03 85.35