---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-4915 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): 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: 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: 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 18G 60G 23% / 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 715 10870 4 4403 14931 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:0e:05:40 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.20/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79481sec preferred_lft 79481sec inet6 fe80::f816:3eff:fe0e:540/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:ba:b2:aa:3a: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::50ba:b2ff:feaa:3a1b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-4915) 04/20/26 _x86_64_ (4 CPU) 15:20:33 LINUX RESTART (4 CPU) 15:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:01 77.87 23.96 51.09 2.81 351.74 5152.39 3632.94 15:50:12 13.37 0.16 12.56 0.64 6.07 335.43 265.31 16:00:01 23.54 0.22 7.42 15.90 10.96 285.06 214167.61 16:10:01 11.26 0.02 10.74 0.50 0.57 553.40 161.44 16:20:12 19.97 0.03 19.27 0.68 0.72 524.74 766.67 16:30:01 7.75 0.04 7.39 0.31 1.51 227.11 2208.87 16:40:01 4.71 0.01 4.50 0.19 1.11 151.88 93.89 16:50:12 4.72 0.00 4.53 0.18 0.30 150.20 73.73 17:00:01 5.29 0.02 5.09 0.17 1.07 160.61 57.36 17:10:01 8.85 0.05 8.38 0.41 1.22 561.95 116.60 Average: 17.74 2.45 13.13 2.15 37.52 810.96 21744.72 15:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:01 2800000 5982296 9949692 60.77 271652 2909008 10893560 62.53 2202728 10786820 1264 15:50:12 4002772 7208268 8724300 53.28 273512 2930216 9495088 54.50 2232972 9562784 108 16:00:01 6375556 9610004 6325576 38.63 275028 2957672 7043260 40.43 2247256 7187964 292 16:10:01 8153532 11493044 4443676 27.14 279180 3058568 5258760 30.19 2281612 5373396 260 16:20:12 8029288 11441092 4495408 27.46 282084 3127956 5279528 30.30 2288764 5513908 200 16:30:01 7970516 11413004 4523604 27.63 282868 3157848 5299908 30.42 2290976 5565464 728 16:40:01 6380288 9844704 6091196 37.20 283376 3179280 6821180 39.15 2292984 7152440 432 16:50:12 6337936 9824488 6111312 37.33 283964 3200832 6819108 39.14 2296280 7190264 296 17:00:01 7851884 11361560 4574988 27.94 284636 3223280 5352520 30.72 2298840 5670168 352 17:10:01 7533648 11168240 4768268 29.12 288276 3341872 5362008 30.78 2313312 5970096 652 Average: 6543542 9934670 6000802 36.65 280458 3108653 6762492 38.82 2274572 6997330 458 15:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:01 lo 26.99 26.99 18.52 18.52 0.00 0.00 0.00 0.00 15:40:01 ens3 2.30 2.33 0.71 1.50 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:12 lo 47.18 47.18 19.09 19.09 0.00 0.00 0.00 0.00 15:50:12 ens3 1.40 1.30 0.33 0.28 0.00 0.00 0.00 0.00 15:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 lo 8.59 8.59 5.52 5.52 0.00 0.00 0.00 0.00 16:00:01 ens3 0.54 0.40 0.12 0.09 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 9.73 9.73 4.50 4.50 0.00 0.00 0.00 0.00 16:10:01 ens3 0.85 0.65 0.24 0.18 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:12 lo 16.88 16.88 8.29 8.29 0.00 0.00 0.00 0.00 16:20:12 ens3 0.94 0.67 0.22 0.17 0.00 0.00 0.00 0.00 16:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 lo 17.08 17.08 8.72 8.72 0.00 0.00 0.00 0.00 16:30:01 ens3 0.71 0.57 0.15 0.11 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 lo 28.50 28.50 11.55 11.55 0.00 0.00 0.00 0.00 16:40:01 ens3 0.61 0.52 0.15 0.11 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 16:50:12 lo 19.41 19.41 10.58 10.58 0.00 0.00 0.00 0.00 16:50:12 ens3 0.64 0.56 0.14 0.11 0.00 0.00 0.00 0.00 16:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 lo 11.79 11.79 6.19 6.19 0.00 0.00 0.00 0.00 17:00:01 ens3 0.54 0.43 0.14 0.10 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 lo 22.85 22.85 10.86 10.86 0.00 0.00 0.00 0.00 17:10:01 ens3 0.87 0.76 0.24 0.20 0.00 0.00 0.00 0.00 17:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.99 20.99 10.42 10.42 0.00 0.00 0.00 0.00 Average: ens3 0.94 0.82 0.24 0.29 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-4c-16g-4915) 04/20/26 _x86_64_ (4 CPU) 15:20:33 LINUX RESTART (4 CPU) 15:30:01 CPU %user %nice %system %iowait %steal %idle 15:40:01 all 59.65 0.00 2.28 0.25 0.15 37.66 15:40:01 0 59.94 0.00 2.37 0.33 0.14 37.22 15:40:01 1 58.92 0.00 2.36 0.23 0.15 38.34 15:40:01 2 59.86 0.00 2.30 0.32 0.14 37.37 15:40:01 3 59.89 0.00 2.11 0.12 0.15 37.72 15:50:12 all 26.12 0.00 1.17 0.06 0.13 72.52 15:50:12 0 26.21 0.00 1.21 0.08 0.13 72.36 15:50:12 1 25.72 0.00 1.17 0.02 0.13 72.97 15:50:12 2 26.05 0.00 1.16 0.11 0.14 72.55 15:50:12 3 26.49 0.00 1.16 0.03 0.13 72.19 16:00:01 all 16.31 0.00 0.70 0.07 0.11 82.81 16:00:01 0 15.35 0.00 0.63 0.07 0.10 83.85 16:00:01 1 16.49 0.00 0.68 0.06 0.12 82.65 16:00:01 2 16.79 0.00 0.75 0.03 0.12 82.31 16:00:01 3 16.61 0.00 0.76 0.12 0.11 82.41 16:10:01 all 15.40 0.00 0.63 0.05 0.11 83.81 16:10:01 0 16.01 0.00 0.66 0.06 0.10 83.17 16:10:01 1 15.85 0.00 0.60 0.03 0.12 83.40 16:10:01 2 15.00 0.00 0.72 0.06 0.10 84.11 16:10:01 3 14.73 0.00 0.55 0.07 0.11 84.53 16:20:12 all 25.22 0.00 0.87 0.07 0.11 73.73 16:20:12 0 25.35 0.00 0.86 0.09 0.11 73.58 16:20:12 1 24.28 0.00 0.84 0.09 0.11 74.68 16:20:12 2 25.20 0.00 0.97 0.05 0.11 73.67 16:20:12 3 26.06 0.00 0.80 0.04 0.11 73.00 16:30:01 all 13.53 0.00 0.48 0.03 0.11 85.85 16:30:01 0 13.53 0.00 0.46 0.08 0.11 85.82 16:30:01 1 13.25 0.00 0.39 0.01 0.11 86.24 16:30:01 2 13.58 0.00 0.52 0.01 0.11 85.77 16:30:01 3 13.77 0.00 0.53 0.01 0.12 85.56 16:40:01 all 10.55 0.00 0.43 0.03 0.11 88.87 16:40:01 0 10.23 0.00 0.37 0.01 0.10 89.28 16:40:01 1 11.38 0.00 0.45 0.01 0.12 88.05 16:40:01 2 10.24 0.00 0.50 0.08 0.12 89.06 16:40:01 3 10.35 0.00 0.42 0.03 0.10 89.10 16:50:12 all 9.93 0.00 0.46 0.03 0.11 89.47 16:50:12 0 9.81 0.00 0.46 0.01 0.11 89.61 16:50:12 1 10.11 0.00 0.48 0.06 0.12 89.23 16:50:12 2 9.67 0.00 0.45 0.03 0.12 89.73 16:50:12 3 10.13 0.00 0.46 0.01 0.11 89.29 17:00:01 all 7.35 0.00 0.38 0.05 0.10 92.13 17:00:01 0 7.68 0.00 0.38 0.02 0.10 91.83 17:00:01 1 7.53 0.00 0.37 0.03 0.10 91.96 17:00:01 2 7.17 0.00 0.40 0.08 0.12 92.24 17:00:01 3 7.00 0.00 0.36 0.07 0.09 92.47 17:10:01 all 14.44 0.00 0.52 0.05 0.10 84.89 17:10:01 0 13.89 0.00 0.54 0.04 0.10 85.42 17:10:01 1 15.62 0.00 0.62 0.06 0.10 83.59 17:10:01 2 14.53 0.00 0.43 0.03 0.11 84.91 17:10:01 3 13.73 0.00 0.47 0.06 0.10 85.64 Average: all 19.89 0.00 0.79 0.07 0.11 79.14 Average: 0 19.84 0.00 0.80 0.08 0.11 79.17 Average: 1 19.95 0.00 0.80 0.06 0.12 79.08 Average: 2 19.85 0.00 0.82 0.08 0.12 79.13 Average: 3 19.91 0.00 0.76 0.06 0.11 79.16