---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5055 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 875 24717 4 6499 30748 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:a4:a8:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.68/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83534sec preferred_lft 83534sec inet6 fe80::f816:3eff:fea4:a8da/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:3d:37:23:bf:a0 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-5055) 01/27/26 _x86_64_ (8 CPU) 17:58:50 LINUX RESTART (8 CPU) 18:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:00 47.83 3.83 26.78 17.23 766.37 4621.05 527247.18 18:20:08 26.59 0.14 23.64 2.80 5.63 2601.28 15894.13 18:30:08 34.25 0.01 29.74 4.51 0.09 2689.27 29149.30 18:40:08 28.50 0.03 24.91 3.55 0.41 2682.32 22450.68 Average: 34.22 0.99 26.26 6.97 190.54 3141.61 146946.69 18:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:00 26257624 29587360 2723864 8.29 139344 3463336 2947512 8.69 820972 5393272 74416 18:20:08 25432680 29270408 3036272 9.24 170444 3893672 3076096 9.07 949072 6027412 800 18:30:08 24493916 28986096 3315576 10.09 205160 4461788 3243760 9.57 1098432 6759368 194856 18:40:08 24150896 29318224 2979952 9.07 232188 5065492 2855424 8.42 1238136 6883976 376300 Average: 25083779 29290522 3013916 9.17 186784 4221072 3030698 8.94 1026653 6266007 161593 18:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:00 lo 807.00 807.00 768.73 768.73 0.00 0.00 0.00 0.00 18:10:00 ens3 110.10 81.55 1033.12 17.33 0.00 0.00 0.00 0.00 18:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:08 lo 993.32 993.32 944.44 944.44 0.00 0.00 0.00 0.00 18:20:08 ens3 47.91 34.62 22.15 14.04 0.00 0.00 0.00 0.00 18:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:08 lo 1995.81 1995.81 1900.47 1900.47 0.00 0.00 0.00 0.00 18:30:08 ens3 47.19 32.67 15.81 13.30 0.00 0.00 0.00 0.00 18:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:08 lo 1321.68 1321.68 1257.54 1257.54 0.00 0.00 0.00 0.00 18:40:08 ens3 70.96 48.61 162.62 16.83 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 1280.08 1280.08 1218.39 1218.39 0.00 0.00 0.00 0.00 Average: ens3 68.83 49.20 304.99 15.36 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-5055) 01/27/26 _x86_64_ (8 CPU) 17:58:50 LINUX RESTART (8 CPU) 18:00:08 CPU %user %nice %system %iowait %steal %idle 18:10:00 all 20.76 0.00 1.17 1.18 0.06 76.84 18:10:00 0 18.55 0.00 1.16 0.32 0.06 79.91 18:10:00 1 20.79 0.00 1.25 0.44 0.06 77.46 18:10:00 2 22.16 0.00 1.11 1.08 0.06 75.59 18:10:00 3 20.20 0.00 1.28 0.60 0.06 77.87 18:10:00 4 20.94 0.00 1.28 0.71 0.06 77.01 18:10:00 5 20.55 0.00 1.16 1.74 0.06 76.49 18:10:00 6 22.75 0.00 1.07 1.08 0.06 75.04 18:10:00 7 20.09 0.00 1.05 3.45 0.05 75.36 18:20:08 all 38.48 0.00 1.63 0.48 0.09 59.32 18:20:08 0 39.64 0.00 1.86 0.10 0.09 58.32 18:20:08 1 35.52 0.00 1.66 0.71 0.08 62.02 18:20:08 2 40.39 0.00 1.59 0.29 0.09 57.64 18:20:08 3 41.70 0.00 1.61 0.49 0.09 56.12 18:20:08 4 41.80 0.00 1.43 0.17 0.09 56.50 18:20:08 5 36.06 0.00 1.60 0.11 0.09 62.14 18:20:08 6 38.25 0.00 1.76 1.66 0.08 58.24 18:20:08 7 34.48 0.00 1.52 0.33 0.09 63.58 18:30:08 all 39.61 0.00 1.98 0.30 0.09 58.02 18:30:08 0 34.77 0.00 1.78 0.37 0.09 62.99 18:30:08 1 42.19 0.00 2.51 0.45 0.10 54.75 18:30:08 2 41.49 0.00 1.94 0.26 0.09 56.22 18:30:08 3 41.24 0.00 2.20 0.55 0.09 55.91 18:30:08 4 43.59 0.00 2.14 0.33 0.09 53.85 18:30:08 5 38.06 0.00 1.74 0.06 0.09 60.06 18:30:08 6 42.58 0.00 1.81 0.13 0.09 55.38 18:30:08 7 33.00 0.00 1.68 0.28 0.08 64.96 18:40:08 all 34.70 0.00 1.87 0.48 0.08 62.86 18:40:08 0 30.78 0.00 1.87 0.14 0.08 67.13 18:40:08 1 35.92 0.00 2.08 0.16 0.08 61.75 18:40:08 2 36.99 0.00 1.91 0.67 0.08 60.35 18:40:08 3 35.52 0.00 1.87 0.57 0.08 61.96 18:40:08 4 31.85 0.00 1.84 0.95 0.08 65.28 18:40:08 5 34.84 0.00 1.61 0.52 0.08 62.95 18:40:08 6 35.26 0.00 1.98 0.71 0.08 61.96 18:40:08 7 36.43 0.00 1.79 0.16 0.08 61.53 Average: all 33.44 0.00 1.66 0.61 0.08 64.21 Average: 0 31.00 0.00 1.67 0.23 0.08 67.02 Average: 1 33.65 0.00 1.88 0.44 0.08 63.95 Average: 2 35.30 0.00 1.63 0.58 0.08 62.41 Average: 3 34.73 0.00 1.74 0.55 0.08 62.90 Average: 4 34.61 0.00 1.67 0.54 0.08 63.10 Average: 5 32.42 0.00 1.53 0.60 0.08 65.37 Average: 6 34.76 0.00 1.66 0.90 0.08 62.60 Average: 7 31.04 0.00 1.51 1.05 0.08 66.33