---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25277 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 887 24906 4 6299 30737 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:05:b6:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.140/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83142sec preferred_lft 83142sec inet6 fe80::f816:3eff:fe05:b6ab/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:ee:aa:83:de:70 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-25277) 06/06/26 _x86_64_ (8 CPU) 02:31:23 LINUX RESTART (8 CPU) 02:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:02 15.19 2.49 11.64 1.07 139.19 2494.15 3008.76 03:00:01 27.74 0.15 24.16 3.43 5.85 2801.80 7717.55 03:10:02 49.96 0.01 30.43 19.52 0.24 2850.62 528295.95 03:20:02 35.01 0.30 30.15 4.56 11.69 5013.05 12150.61 Average: 31.99 0.74 24.10 7.15 39.24 3289.93 138079.54 02:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:02 26912988 30052172 2262056 6.88 133304 3277696 2541464 7.49 568504 4987888 111132 03:00:01 25585188 29241624 3066904 9.33 170828 3701648 3099268 9.14 722596 6085136 19696 03:10:02 25279348 29453508 2850492 8.67 207396 4135504 2966400 8.75 863324 6211320 30988 03:20:02 25708516 31664732 633224 1.93 237160 5810776 1223912 3.61 1480552 5049276 670660 Average: 25871510 30103009 2203169 6.70 187172 4231406 2457761 7.25 908744 5583405 208119 02:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:02 lo 400.90 400.90 381.88 381.88 0.00 0.00 0.00 0.00 02:50:02 ens3 85.97 70.43 841.72 13.54 0.00 0.00 0.00 0.00 02:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 1266.99 1266.99 1205.74 1205.74 0.00 0.00 0.00 0.00 03:00:01 ens3 51.85 38.01 22.35 15.10 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:02 lo 1879.77 1879.77 1790.62 1790.62 0.00 0.00 0.00 0.00 03:10:02 ens3 52.13 35.47 16.79 14.18 0.00 0.00 0.00 0.00 03:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:02 lo 1229.62 1229.62 1169.87 1169.87 0.00 0.00 0.00 0.00 03:20:02 ens3 68.75 49.65 177.98 26.08 0.00 0.00 0.00 0.00 03:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1194.66 1194.66 1137.35 1137.35 0.00 0.00 0.00 0.00 Average: ens3 64.68 48.39 264.71 17.23 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-25277) 06/06/26 _x86_64_ (8 CPU) 02:31:23 LINUX RESTART (8 CPU) 02:40:02 CPU %user %nice %system %iowait %steal %idle 02:50:02 all 14.46 0.00 0.65 0.04 0.05 84.80 02:50:02 0 13.57 0.00 0.50 0.04 0.03 85.85 02:50:02 1 13.78 0.00 0.81 0.07 0.04 85.30 02:50:02 2 15.19 0.00 0.67 0.03 0.04 84.07 02:50:02 3 14.64 0.00 0.59 0.03 0.12 84.63 02:50:02 4 14.43 0.00 0.74 0.04 0.04 84.76 02:50:02 5 16.76 0.00 0.83 0.02 0.04 82.35 02:50:02 6 15.58 0.00 0.55 0.02 0.04 83.81 02:50:02 7 11.71 0.00 0.54 0.09 0.05 87.62 03:00:01 all 38.80 0.00 1.65 0.05 0.13 59.37 03:00:01 0 38.00 0.00 1.57 0.04 0.10 60.29 03:00:01 1 40.39 0.00 1.87 0.04 0.14 57.55 03:00:01 2 39.31 0.00 1.82 0.07 0.13 58.66 03:00:01 3 41.85 0.00 1.50 0.03 0.10 56.53 03:00:01 4 40.54 0.00 1.75 0.05 0.12 57.54 03:00:01 5 39.22 0.00 1.60 0.06 0.15 58.97 03:00:01 6 32.84 0.00 1.34 0.04 0.21 65.58 03:00:01 7 38.28 0.00 1.73 0.06 0.09 59.84 03:10:02 all 36.28 0.00 1.84 0.08 0.11 61.70 03:10:02 0 33.64 0.00 1.92 0.05 0.09 64.30 03:10:02 1 37.63 0.00 2.12 0.09 0.10 60.06 03:10:02 2 40.11 0.00 1.78 0.06 0.10 57.96 03:10:02 3 33.76 0.00 1.62 0.05 0.14 64.42 03:10:02 4 35.44 0.00 1.89 0.23 0.09 62.35 03:10:02 5 39.22 0.00 1.81 0.02 0.12 58.82 03:10:02 6 38.33 0.00 1.88 0.06 0.09 59.64 03:10:02 7 32.11 0.00 1.70 0.06 0.11 66.01 03:20:02 all 33.50 0.00 1.70 0.08 0.09 64.63 03:20:02 0 30.60 0.00 1.88 0.03 0.09 67.40 03:20:02 1 32.80 0.00 1.64 0.07 0.09 65.40 03:20:02 2 33.73 0.00 1.54 0.04 0.09 64.61 03:20:02 3 37.72 0.00 1.92 0.04 0.11 60.21 03:20:02 4 31.21 0.00 1.50 0.07 0.08 67.14 03:20:02 5 31.55 0.00 1.65 0.29 0.09 66.42 03:20:02 6 38.50 0.00 1.84 0.05 0.09 59.52 03:20:02 7 31.91 0.00 1.62 0.05 0.09 66.33 Average: all 30.75 0.00 1.46 0.06 0.09 67.63 Average: 0 28.94 0.00 1.47 0.04 0.08 69.47 Average: 1 31.14 0.00 1.61 0.07 0.09 67.08 Average: 2 32.08 0.00 1.45 0.05 0.09 66.33 Average: 3 31.97 0.00 1.41 0.03 0.12 66.47 Average: 4 30.39 0.00 1.47 0.10 0.08 67.96 Average: 5 31.68 0.00 1.47 0.10 0.10 66.65 Average: 6 31.30 0.00 1.40 0.04 0.11 67.15 Average: 7 28.50 0.00 1.40 0.06 0.08 69.96