---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14847 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 903 24806 4 6382 30721 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:28:c6:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.148/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83672sec preferred_lft 83672sec inet6 fe80::f816:3eff:fe28:c68b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:70:dd:b8:ed:27 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-14847) 12/18/25 _x86_64_ (8 CPU) 17:58:27 LINUX RESTART (8 CPU) 18:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:18 45.46 3.78 25.86 15.82 756.98 4757.12 511974.25 18:20:19 28.63 0.14 24.68 3.81 5.66 2260.92 12391.58 18:30:01 34.03 0.00 29.77 4.26 0.05 3062.64 13837.63 18:40:08 28.86 0.12 25.07 3.67 5.66 6534.00 35156.61 Average: 34.31 1.04 26.31 6.96 196.91 4171.53 146548.66 18:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:18 26021052 29402536 2909132 8.85 147812 3491940 3057196 9.02 836384 5585388 19236 18:20:19 24880816 28811700 3495540 10.64 177320 3964648 3619064 10.67 960324 6553628 150148 18:30:01 24070940 28592676 3710016 11.29 215344 4466092 3640816 10.74 1101288 7172076 178096 18:40:08 25588576 31630488 665840 2.03 235536 5909432 1232516 3.63 1687468 4957400 4 Average: 25140346 29609350 2695132 8.20 194003 4458028 2887398 8.51 1146366 6067123 86871 18:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:18 lo 831.95 831.95 792.21 792.21 0.00 0.00 0.00 0.00 18:10:18 ens3 117.88 91.76 894.51 20.91 0.00 0.00 0.00 0.00 18:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:19 lo 1579.65 1579.65 1503.23 1503.23 0.00 0.00 0.00 0.00 18:20:19 ens3 49.70 34.56 19.98 13.92 0.00 0.00 0.00 0.00 18:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 2149.19 2149.19 2047.55 2047.55 0.00 0.00 0.00 0.00 18:30:01 ens3 53.93 37.90 19.13 16.17 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:08 lo 845.09 845.09 795.10 795.10 0.00 0.00 0.00 0.00 18:40:08 ens3 92.98 84.34 191.15 211.51 0.00 0.00 0.00 0.00 18:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1340.75 1340.75 1274.29 1274.29 0.00 0.00 0.00 0.00 Average: ens3 79.11 62.57 287.09 66.04 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-14847) 12/18/25 _x86_64_ (8 CPU) 17:58:27 LINUX RESTART (8 CPU) 18:00:01 CPU %user %nice %system %iowait %steal %idle 18:10:18 all 24.82 0.00 1.22 0.15 0.05 73.75 18:10:18 0 25.10 0.00 1.20 0.10 0.05 73.54 18:10:18 1 25.79 0.00 1.44 0.16 0.06 72.55 18:10:18 2 26.35 0.00 1.23 0.04 0.07 72.32 18:10:18 3 21.56 0.00 1.29 0.10 0.05 77.00 18:10:18 4 27.10 0.00 1.05 0.07 0.05 71.74 18:10:18 5 28.53 0.00 1.11 0.26 0.05 70.05 18:10:18 6 23.16 0.00 1.32 0.34 0.05 75.13 18:10:18 7 21.00 0.00 1.13 0.11 0.06 77.70 18:20:19 all 33.39 0.00 1.56 0.30 0.08 64.66 18:20:19 0 27.91 0.00 1.52 0.37 0.08 70.12 18:20:19 1 32.77 0.00 1.78 0.12 0.09 65.24 18:20:19 2 37.24 0.00 1.37 0.14 0.09 61.16 18:20:19 3 37.31 0.00 1.75 0.10 0.08 60.76 18:20:19 4 30.71 0.00 1.34 0.86 0.08 67.01 18:20:19 5 34.33 0.00 1.64 0.31 0.08 63.65 18:20:19 6 35.98 0.00 1.59 0.28 0.08 62.07 18:20:19 7 30.87 0.00 1.52 0.25 0.08 67.28 18:30:01 all 35.34 0.00 1.82 2.04 0.08 60.71 18:30:01 0 33.26 0.00 1.57 2.26 0.08 62.83 18:30:01 1 39.01 0.00 2.06 3.79 0.08 55.05 18:30:01 2 35.32 0.00 2.01 0.83 0.09 61.75 18:30:01 3 34.50 0.00 2.00 1.21 0.08 62.21 18:30:01 4 31.42 0.00 1.95 1.11 0.08 65.44 18:30:01 5 38.49 0.00 1.47 4.58 0.09 55.37 18:30:01 6 36.19 0.00 1.58 1.44 0.08 60.71 18:30:01 7 34.59 0.00 1.95 1.11 0.08 62.28 18:40:08 all 26.79 0.00 1.26 0.63 0.07 71.25 18:40:08 0 22.74 0.00 1.29 0.05 0.06 75.85 18:40:08 1 25.25 0.00 1.23 0.85 0.07 72.61 18:40:08 2 27.94 0.00 1.15 1.53 0.08 69.30 18:40:08 3 30.09 0.00 1.56 0.95 0.07 67.33 18:40:08 4 27.47 0.00 1.33 0.48 0.07 70.65 18:40:08 5 29.60 0.00 1.31 0.43 0.07 68.59 18:40:08 6 28.42 0.00 1.15 0.25 0.08 70.10 18:40:08 7 22.79 0.00 1.08 0.46 0.07 75.60 Average: all 30.00 0.00 1.46 0.77 0.07 67.70 Average: 0 27.18 0.00 1.39 0.68 0.07 70.68 Average: 1 30.59 0.00 1.62 1.20 0.08 66.51 Average: 2 31.64 0.00 1.43 0.63 0.08 66.22 Average: 3 30.77 0.00 1.64 0.58 0.07 66.93 Average: 4 29.14 0.00 1.41 0.62 0.07 68.76 Average: 5 32.65 0.00 1.38 1.36 0.07 64.53 Average: 6 30.84 0.00 1.41 0.57 0.07 67.11 Average: 7 27.20 0.00 1.41 0.47 0.07 70.84