---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-11897 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): 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 716 10894 4 4378 14930 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:b2:b8:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.218/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79152sec preferred_lft 79152sec inet6 fe80::f816:3eff:feb2:b8da/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:07:b9:5d:39:e7 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-4c-16g-11897) 12/09/25 _x86_64_ (4 CPU) 09:05:29 LINUX RESTART (4 CPU) 09:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:00 107.94 22.93 80.54 4.47 948.42 24973.16 18078.81 09:30:00 22.38 2.53 18.85 1.00 60.35 473.23 894.03 09:40:00 8.86 0.26 8.20 0.40 12.79 285.25 293.72 09:50:00 10.10 0.02 9.66 0.42 0.93 558.27 341.56 10:00:00 16.41 0.01 15.72 0.69 0.56 510.05 288.72 10:10:00 6.58 0.02 6.38 0.19 1.01 158.85 92.88 10:20:00 3.71 0.02 3.55 0.14 1.24 115.92 15.24 10:30:00 8.23 0.02 7.85 0.36 1.64 262.63 127.68 10:40:00 2.67 0.00 2.66 0.00 0.17 45.87 0.00 10:50:00 24.55 0.07 8.81 15.66 2.20 563.27 210642.72 11:00:00 5.23 0.01 5.08 0.15 0.39 164.12 41.01 Average: 19.70 2.35 15.21 2.13 93.61 2555.54 20983.30 09:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:00 169868 3740212 12190492 74.45 266000 3277572 13329996 76.51 2170628 13425692 1524 09:30:00 2978220 6169540 9765428 59.64 266932 2929856 10629900 61.02 2160764 10659504 392 09:40:00 5614512 8832224 7104916 43.39 267964 2955228 8378060 48.09 2169652 8044412 324 09:50:00 8938312 12266928 3671868 22.43 272044 3061964 5034156 28.90 2204088 4699440 456 10:00:00 7967076 11369696 4568552 27.90 274888 3133124 5275988 30.28 2211132 5658064 244 10:10:00 11220000 14653116 1286892 7.86 275476 3163032 2076680 11.92 2212828 2420460 14972 10:20:00 7893792 11331408 4606528 28.13 275900 3167112 5268192 30.24 2213664 5726588 36 10:30:00 6592184 10068856 5868852 35.84 276924 3205156 6625988 38.03 2219044 7013172 204 10:40:00 6253356 9732524 6204492 37.89 277244 3207332 6864508 39.40 2219420 7363128 52 10:50:00 7719752 11327292 4610564 28.16 281704 3329448 5310024 30.48 2233064 5875240 48 11:00:00 7689684 11322048 4615860 28.19 282320 3353652 5301020 30.43 2241452 5902436 120 Average: 6639705 10073986 5863131 35.81 274309 3162134 6735865 38.66 2205067 6980740 1670 09:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:00 lo 17.86 17.86 15.57 15.57 0.00 0.00 0.00 0.00 09:20:00 ens3 50.66 36.14 826.12 3.78 0.00 0.00 0.00 0.00 09:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:00 lo 44.02 44.02 18.79 18.79 0.00 0.00 0.00 0.00 09:30:00 ens3 1.80 1.58 0.37 0.31 0.00 0.00 0.00 0.00 09:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:00 lo 21.02 21.02 10.31 10.31 0.00 0.00 0.00 0.00 09:40:00 ens3 1.28 0.97 0.28 1.23 0.00 0.00 0.00 0.00 09:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:00 lo 8.43 8.43 3.87 3.87 0.00 0.00 0.00 0.00 09:50:00 ens3 0.92 0.56 0.25 0.18 0.00 0.00 0.00 0.00 09:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:00 lo 15.72 15.72 8.48 8.48 0.00 0.00 0.00 0.00 10:00:00 ens3 1.71 0.90 0.39 0.26 0.00 0.00 0.00 0.00 10:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:00 lo 17.85 17.85 8.64 8.64 0.00 0.00 0.00 0.00 10:10:00 ens3 1.24 0.75 0.30 0.21 0.00 0.00 0.00 0.00 10:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:00 lo 24.28 24.28 8.18 8.18 0.00 0.00 0.00 0.00 10:20:00 ens3 1.02 0.44 0.25 0.17 0.00 0.00 0.00 0.00 10:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:00 lo 18.96 18.96 10.82 10.82 0.00 0.00 0.00 0.00 10:30:00 ens3 0.85 0.60 0.18 0.14 0.00 0.00 0.00 0.00 10:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:00 lo 15.71 15.71 8.28 8.28 0.00 0.00 0.00 0.00 10:40:00 ens3 0.75 0.47 0.19 0.13 0.00 0.00 0.00 0.00 10:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:00 lo 10.90 10.90 6.47 6.47 0.00 0.00 0.00 0.00 10:50:00 ens3 0.95 0.68 0.28 0.21 0.00 0.00 0.00 0.00 10:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:00 lo 16.87 16.87 6.91 6.91 0.00 0.00 0.00 0.00 11:00:00 ens3 1.02 0.60 0.29 0.21 0.00 0.00 0.00 0.00 11:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.24 19.24 9.67 9.67 0.00 0.00 0.00 0.00 Average: ens3 5.65 3.97 75.36 0.62 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-4c-16g-11897) 12/09/25 _x86_64_ (4 CPU) 09:05:29 LINUX RESTART (4 CPU) 09:10:00 CPU %user %nice %system %iowait %steal %idle 09:20:00 all 55.97 0.00 2.47 0.42 0.10 41.04 09:20:00 0 55.54 0.00 2.40 0.52 0.10 41.44 09:20:00 1 55.57 0.00 2.48 0.37 0.10 41.47 09:20:00 2 58.00 0.00 2.66 0.31 0.11 38.93 09:20:00 3 54.77 0.00 2.34 0.47 0.10 42.33 09:30:00 all 40.03 0.00 1.58 0.06 0.10 58.23 09:30:00 0 39.46 0.00 1.74 0.06 0.10 58.65 09:30:00 1 39.56 0.00 1.61 0.07 0.10 58.66 09:30:00 2 40.22 0.00 1.51 0.04 0.10 58.13 09:30:00 3 40.86 0.00 1.48 0.08 0.10 57.47 09:40:00 all 17.34 0.00 0.80 0.32 0.08 81.47 09:40:00 0 16.89 0.00 0.72 0.04 0.08 82.27 09:40:00 1 17.45 0.00 0.86 0.80 0.08 80.82 09:40:00 2 17.88 0.00 0.80 0.40 0.08 80.84 09:40:00 3 17.12 0.00 0.81 0.03 0.08 81.96 09:50:00 all 13.90 0.00 0.59 0.04 0.07 85.39 09:50:00 0 13.96 0.00 0.67 0.06 0.07 85.24 09:50:00 1 14.22 0.00 0.51 0.03 0.07 85.16 09:50:00 2 13.98 0.00 0.59 0.07 0.07 85.29 09:50:00 3 13.45 0.00 0.59 0.02 0.07 85.87 10:00:00 all 26.17 0.00 0.92 0.20 0.08 72.62 10:00:00 0 26.75 0.00 0.79 0.08 0.09 72.29 10:00:00 1 25.87 0.00 1.05 0.08 0.09 72.92 10:00:00 2 26.53 0.00 1.03 0.50 0.09 71.85 10:00:00 3 25.53 0.00 0.82 0.14 0.08 73.43 10:10:00 all 10.11 0.00 0.44 0.04 0.06 89.35 10:10:00 0 10.70 0.00 0.41 0.02 0.06 88.81 10:10:00 1 10.20 0.00 0.48 0.01 0.06 89.24 10:10:00 2 9.90 0.00 0.45 0.11 0.07 89.47 10:10:00 3 9.63 0.00 0.40 0.02 0.06 89.90 10:20:00 all 6.81 0.00 0.46 0.02 0.06 92.66 10:20:00 0 6.75 0.00 0.49 0.00 0.06 92.70 10:20:00 1 7.01 0.00 0.39 0.02 0.06 92.52 10:20:00 2 6.81 0.00 0.52 0.01 0.06 92.61 10:20:00 3 6.65 0.00 0.44 0.04 0.05 92.82 10:30:00 all 17.03 0.00 0.67 0.03 0.07 82.20 10:30:00 0 16.72 0.00 0.71 0.02 0.07 82.49 10:30:00 1 17.52 0.00 0.61 0.03 0.08 81.76 10:30:00 2 17.12 0.00 0.74 0.05 0.08 82.01 10:30:00 3 16.76 0.00 0.60 0.01 0.07 82.55 10:40:00 all 3.20 0.00 0.39 0.02 0.06 96.33 10:40:00 0 3.19 0.00 0.35 0.00 0.05 96.41 10:40:00 1 3.21 0.00 0.41 0.07 0.06 96.26 10:40:00 2 3.25 0.00 0.43 0.01 0.06 96.24 10:40:00 3 3.15 0.00 0.36 0.00 0.07 96.42 10:50:00 all 13.56 0.00 0.63 0.06 0.07 85.68 10:50:00 0 13.69 0.00 0.60 0.11 0.07 85.54 10:50:00 1 14.16 0.00 0.67 0.07 0.07 85.03 10:50:00 2 12.87 0.00 0.66 0.02 0.07 86.38 10:50:00 3 13.54 0.00 0.60 0.03 0.07 85.77 11:00:00 all 7.94 0.00 0.36 0.04 0.07 91.59 11:00:00 0 7.42 0.00 0.37 0.10 0.06 92.04 11:00:00 1 7.82 0.00 0.41 0.03 0.07 91.67 11:00:00 2 8.30 0.00 0.34 0.03 0.07 91.26 11:00:00 3 8.22 0.00 0.32 0.01 0.06 91.39 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.28 0.00 0.85 0.11 0.07 79.69 Average: 0 19.18 0.00 0.84 0.09 0.07 79.81 Average: 1 19.33 0.00 0.86 0.14 0.08 79.59 Average: 2 19.53 0.00 0.88 0.14 0.08 79.37 Average: 3 19.06 0.00 0.80 0.08 0.07 79.99