---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12713 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: 5600.00 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 683 10746 3 4559 14963 Swap: 1023 5 1018 ---> 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:ce:65:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.64/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79800sec preferred_lft 79800sec inet6 fe80::f816:3eff:fece:653c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:9e:bd:0a:53:27 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-4c-16g-12713) 12/11/25 _x86_64_ (4 CPU) 16:30:37 LINUX RESTART (4 CPU) 16:40:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:50:01 79.29 23.68 52.60 3.02 275.62 5515.56 5295.17 17:00:16 13.04 0.11 12.10 0.83 2.97 372.45 2930.90 17:10:06 12.15 0.30 11.25 0.60 19.47 617.69 753.74 17:20:01 13.97 0.02 13.33 0.61 0.48 415.27 237.39 17:30:16 9.46 0.01 9.03 0.43 0.48 287.33 173.58 17:40:16 4.86 0.04 4.63 0.18 0.48 142.64 49.73 17:50:01 5.12 0.01 4.91 0.20 1.45 149.88 77.39 18:00:16 5.37 0.02 5.18 0.17 0.52 157.12 48.90 18:10:16 12.44 0.01 11.88 0.54 0.72 681.93 172.59 18:20:01 8.20 1.99 5.60 0.60 75.60 355.19 218.89 Average: 16.24 2.56 12.97 0.71 37.00 857.79 991.01 16:40:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:50:01 508072 3907800 12023156 73.43 258076 3108208 13450436 77.21 1855744 13408128 300 17:00:16 7881192 11308804 4624240 28.24 259832 3134524 5393304 30.96 1878388 6017252 5876 17:10:06 11773376 15323104 614528 3.75 264592 3251592 1330628 7.64 1932640 2081184 10124 17:20:01 10078428 13675812 2261396 13.81 267460 3296316 3013508 17.30 1938844 3786556 100 17:30:16 7785488 11422960 4512904 27.56 268672 3335188 5207528 29.89 1941652 6072540 80 17:40:16 7624292 11280840 4654856 28.43 269180 3353788 5314036 30.50 1943072 6214268 528 17:50:01 6094576 9770260 6164844 37.65 269732 3372336 6805116 39.06 1945392 7749024 276 18:00:16 6046748 9744104 6190984 37.81 270444 3393300 6846944 39.30 1948824 7797128 40 18:10:16 7513768 11361016 4574840 27.94 275028 3533564 5275848 30.28 1967220 6314048 208 18:20:01 11048692 15328000 609428 3.72 277564 3955664 1264996 7.26 2012672 2735268 342764 Average: 7635463 11312270 4623118 28.24 268058 3373448 5390234 30.94 1936445 6217540 36030 16:40:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:50:01 lo 33.78 33.78 23.12 23.12 0.00 0.00 0.00 0.00 16:50:01 ens3 2.58 2.55 0.74 1.57 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:16 lo 41.83 41.83 16.61 16.61 0.00 0.00 0.00 0.00 17:00:16 ens3 1.43 1.21 0.34 0.27 0.00 0.00 0.00 0.00 17:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:06 lo 14.06 14.06 7.04 7.04 0.00 0.00 0.00 0.00 17:10:06 ens3 0.86 0.62 0.25 0.19 0.00 0.00 0.00 0.00 17:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 lo 8.45 8.45 4.31 4.31 0.00 0.00 0.00 0.00 17:20:01 ens3 0.79 0.62 0.20 0.15 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:16 lo 19.13 19.13 9.99 9.99 0.00 0.00 0.00 0.00 17:30:16 ens3 0.86 0.70 0.21 0.17 0.00 0.00 0.00 0.00 17:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:16 lo 27.83 27.83 10.14 10.14 0.00 0.00 0.00 0.00 17:40:16 ens3 0.84 0.49 0.25 0.17 0.00 0.00 0.00 0.00 17:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:01 lo 15.54 15.54 7.65 7.65 0.00 0.00 0.00 0.00 17:50:01 ens3 0.59 0.47 0.12 0.09 0.00 0.00 0.00 0.00 17:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:16 lo 17.31 17.31 10.39 10.39 0.00 0.00 0.00 0.00 18:00:16 ens3 0.76 0.59 0.20 0.15 0.00 0.00 0.00 0.00 18:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:16 lo 18.86 18.86 10.32 10.32 0.00 0.00 0.00 0.00 18:10:16 ens3 1.02 0.85 0.31 0.25 0.00 0.00 0.00 0.00 18:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 lo 33.23 33.23 12.88 12.88 0.00 0.00 0.00 0.00 18:20:01 ens3 2.14 1.88 1.24 0.76 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.02 23.02 11.24 11.24 0.00 0.00 0.00 0.00 Average: ens3 1.18 0.99 0.38 0.37 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-12713) 12/11/25 _x86_64_ (4 CPU) 16:30:37 LINUX RESTART (4 CPU) 16:40:16 CPU %user %nice %system %iowait %steal %idle 16:50:01 all 64.96 0.00 2.56 1.04 0.13 31.32 16:50:01 0 64.98 0.00 2.65 1.61 0.13 30.63 16:50:01 1 65.85 0.00 2.58 1.39 0.13 30.06 16:50:01 2 64.86 0.00 2.54 0.51 0.13 31.96 16:50:01 3 64.14 0.00 2.45 0.65 0.13 32.62 17:00:16 all 26.73 0.00 1.14 0.10 0.11 71.92 17:00:16 0 26.35 0.00 1.11 0.18 0.10 72.26 17:00:16 1 27.43 0.00 1.08 0.09 0.11 71.29 17:00:16 2 26.67 0.00 1.14 0.03 0.11 72.05 17:00:16 3 26.46 0.00 1.24 0.11 0.11 72.08 17:10:06 all 18.58 0.00 0.80 0.14 0.10 80.38 17:10:06 0 18.55 0.00 0.76 0.32 0.11 80.26 17:10:06 1 19.55 0.00 0.89 0.06 0.09 79.42 17:10:06 2 17.73 0.00 0.67 0.10 0.09 81.40 17:10:06 3 18.48 0.00 0.89 0.08 0.09 80.45 17:20:01 all 19.85 0.00 0.77 0.04 0.09 79.24 17:20:01 0 19.34 0.00 0.79 0.07 0.09 79.71 17:20:01 1 20.73 0.00 0.85 0.05 0.10 78.28 17:20:01 2 19.62 0.00 0.79 0.04 0.09 79.47 17:20:01 3 19.73 0.00 0.67 0.02 0.08 79.50 17:30:16 all 17.52 0.00 0.67 0.03 0.09 81.68 17:30:16 0 18.01 0.00 0.63 0.04 0.09 81.23 17:30:16 1 17.42 0.00 0.66 0.02 0.10 81.81 17:30:16 2 17.77 0.00 0.69 0.07 0.10 81.38 17:30:16 3 16.89 0.00 0.69 0.02 0.09 82.31 17:40:16 all 8.17 0.00 0.42 0.02 0.10 91.30 17:40:16 0 8.29 0.00 0.32 0.01 0.10 91.28 17:40:16 1 8.12 0.00 0.39 0.02 0.10 91.38 17:40:16 2 8.16 0.00 0.47 0.05 0.09 91.23 17:40:16 3 8.10 0.00 0.49 0.01 0.09 91.31 17:50:01 all 9.19 0.00 0.45 0.02 0.11 90.23 17:50:01 0 8.95 0.00 0.39 0.01 0.10 90.54 17:50:01 1 9.70 0.00 0.55 0.02 0.11 89.61 17:50:01 2 9.12 0.00 0.44 0.02 0.10 90.32 17:50:01 3 8.99 0.00 0.43 0.03 0.11 90.44 18:00:16 all 9.06 0.00 0.49 0.03 0.11 90.31 18:00:16 0 9.05 0.00 0.50 0.02 0.11 90.32 18:00:16 1 9.50 0.00 0.47 0.02 0.11 89.90 18:00:16 2 8.84 0.00 0.48 0.01 0.11 90.55 18:00:16 3 8.86 0.00 0.52 0.05 0.11 90.46 18:10:16 all 19.70 0.00 0.82 0.05 0.10 79.33 18:10:16 0 20.39 0.00 0.82 0.04 0.11 78.65 18:10:16 1 19.77 0.00 0.79 0.03 0.10 79.31 18:10:16 2 19.17 0.00 0.88 0.10 0.11 79.74 18:10:16 3 19.47 0.00 0.80 0.04 0.10 79.60 18:20:01 all 11.98 0.00 0.74 0.07 0.11 87.11 18:20:01 0 11.96 0.00 0.79 0.04 0.11 87.09 18:20:01 1 11.85 0.00 0.69 0.03 0.10 87.33 18:20:01 2 11.38 0.00 0.71 0.04 0.12 87.75 18:20:01 3 12.74 0.00 0.76 0.15 0.10 86.24 Average: all 20.48 0.00 0.88 0.15 0.10 78.38 Average: 0 20.50 0.00 0.87 0.23 0.11 78.30 Average: 1 20.89 0.00 0.89 0.17 0.11 77.95 Average: 2 20.23 0.00 0.88 0.10 0.10 78.69 Average: 3 20.29 0.00 0.89 0.11 0.10 78.61