---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-21237 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 904 24740 4 6448 30720 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:af:e6:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.78/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83820sec preferred_lft 83820sec inet6 fe80::f816:3eff:feaf:e6f6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:e3:de:aa:39:4f 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-21237) 05/29/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 75.98 10.60 48.52 16.85 1408.81 6034.38 516713.96 13:20:21 24.36 0.15 21.42 2.79 5.71 2607.32 7240.35 13:30:21 36.74 0.01 31.94 4.79 0.09 3139.35 20302.84 13:40:01 29.01 0.30 25.12 3.59 12.05 6961.29 7312.72 Average: 41.49 2.77 31.72 7.00 356.89 4650.44 137992.44 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 27028332 30190020 2122244 6.46 139040 3293684 2426788 7.16 617880 4816868 12188 13:20:21 25264648 29015536 3291720 10.02 171832 3793028 3255032 9.60 766464 6365464 28 13:30:21 24821564 29172540 3129756 9.52 212396 4297236 3143848 9.27 916496 6608304 18596 13:40:01 25513560 31622604 672008 2.04 232700 5968396 1223904 3.61 1544340 5170280 32 Average: 25657026 30000175 2303932 7.01 188992 4338086 2512393 7.41 961295 5740229 7711 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 756.24 756.24 720.60 720.60 0.00 0.00 0.00 0.00 13:10:01 ens3 170.97 121.03 1267.67 24.36 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:21 lo 1172.89 1172.89 1116.46 1116.46 0.00 0.00 0.00 0.00 13:20:21 ens3 45.65 35.05 20.77 13.86 0.00 0.00 0.00 0.00 13:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:21 lo 2020.25 2020.25 1924.52 1924.52 0.00 0.00 0.00 0.00 13:30:21 ens3 50.71 37.58 18.10 15.53 0.00 0.00 0.00 0.00 13:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 934.65 934.65 875.67 875.67 0.00 0.00 0.00 0.00 13:40:01 ens3 101.48 96.30 220.16 319.92 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1222.83 1222.83 1161.16 1161.16 0.00 0.00 0.00 0.00 Average: ens3 91.77 72.00 380.28 90.90 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-21237) 05/29/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 19.37 0.00 1.09 1.87 0.06 77.61 13:10:01 0 17.93 0.00 1.09 0.27 0.05 80.65 13:10:01 1 19.87 0.00 1.43 0.83 0.06 77.81 13:10:01 2 23.64 0.00 1.26 0.53 0.07 74.50 13:10:01 3 21.04 0.00 0.97 0.07 0.05 77.86 13:10:01 4 18.83 0.00 1.17 0.36 0.06 79.58 13:10:01 5 18.59 0.00 0.93 0.20 0.06 80.22 13:10:01 6 16.37 0.00 0.93 1.46 0.05 81.19 13:10:01 7 18.67 0.00 0.96 11.24 0.05 69.08 13:20:21 all 35.54 0.00 1.41 1.28 0.08 61.70 13:20:21 0 32.39 0.00 1.61 3.23 0.07 62.69 13:20:21 1 35.48 0.00 1.36 0.53 0.08 62.55 13:20:21 2 38.54 0.00 1.58 0.46 0.09 59.34 13:20:21 3 35.75 0.00 1.68 1.20 0.08 61.29 13:20:21 4 36.58 0.00 1.34 0.94 0.08 61.06 13:20:21 5 36.11 0.00 1.27 0.69 0.08 61.86 13:20:21 6 32.02 0.00 1.23 0.71 0.07 65.97 13:20:21 7 37.41 0.00 1.22 2.45 0.08 58.84 13:30:21 all 39.49 0.00 1.85 0.14 0.09 58.42 13:30:21 0 37.39 0.00 1.67 0.09 0.08 60.76 13:30:21 1 39.64 0.00 2.18 0.10 0.08 57.99 13:30:21 2 38.91 0.00 1.77 0.21 0.09 59.02 13:30:21 3 40.28 0.00 1.88 0.12 0.09 57.62 13:30:21 4 39.71 0.00 1.71 0.30 0.09 58.20 13:30:21 5 38.99 0.00 1.83 0.04 0.09 59.05 13:30:21 6 38.67 0.00 1.92 0.15 0.09 59.18 13:30:21 7 42.36 0.00 1.88 0.11 0.09 55.56 13:40:01 all 26.28 0.00 1.27 0.30 0.07 72.08 13:40:01 0 32.12 0.00 1.49 0.18 0.07 66.13 13:40:01 1 28.10 0.00 1.39 0.08 0.07 70.35 13:40:01 2 26.35 0.00 1.32 0.68 0.07 71.58 13:40:01 3 25.55 0.00 1.21 0.09 0.07 73.08 13:40:01 4 23.88 0.00 1.13 0.23 0.07 74.70 13:40:01 5 25.69 0.00 1.34 0.70 0.07 72.21 13:40:01 6 25.89 0.00 1.13 0.33 0.07 72.58 13:40:01 7 22.61 0.00 1.16 0.14 0.07 76.02 Average: all 30.24 0.00 1.41 0.91 0.07 67.38 Average: 0 29.95 0.00 1.47 0.97 0.07 67.54 Average: 1 30.83 0.00 1.59 0.39 0.07 67.12 Average: 2 31.96 0.00 1.48 0.47 0.08 66.01 Average: 3 30.72 0.00 1.44 0.38 0.07 67.38 Average: 4 29.85 0.00 1.34 0.47 0.07 68.28 Average: 5 29.92 0.00 1.34 0.41 0.07 68.25 Average: 6 28.28 0.00 1.30 0.67 0.07 69.68 Average: 7 30.38 0.00 1.30 3.51 0.07 64.74