---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9715 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 61G 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 703 10685 3 4600 14943 Swap: 1023 1 1022 ---> 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:97:86:a1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.24/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80852sec preferred_lft 80852sec inet6 fe80::f816:3eff:fe97:86a1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:0d:b3:45:86:e4 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-9715) 12/05/25 _x86_64_ (4 CPU) 15:22:15 LINUX RESTART (4 CPU) 15:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:01 78.42 22.72 52.66 3.04 275.49 6125.49 7055.77 15:50:01 24.28 0.26 22.75 1.27 14.84 823.80 857.60 16:00:01 16.30 0.10 15.49 0.71 5.84 439.68 669.84 16:10:15 3.06 0.01 3.06 0.00 0.68 49.25 0.00 16:20:01 7.96 0.02 7.59 0.35 1.75 216.00 128.28 16:30:01 5.26 0.00 5.08 0.18 0.31 138.77 270.02 16:40:02 8.27 0.00 7.97 0.29 0.25 315.65 322.43 16:50:01 8.75 0.08 8.34 0.33 2.41 469.44 145.40 Average: 19.02 2.90 15.36 0.77 37.69 1071.73 1180.74 15:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:01 4524488 8197808 7735688 47.25 256372 3367868 9355396 53.70 1920716 9324004 2508 15:50:01 6127904 9919024 6015484 36.74 263256 3478640 6814356 39.11 1984116 7646780 864 16:00:01 8237768 12081980 3855184 23.55 266256 3528728 4973236 28.55 1992752 5558424 460 16:10:15 7437388 11283916 4652460 28.42 266740 3530560 5351588 30.72 1993352 6338184 244 16:20:01 6266808 10138584 5797544 35.41 267664 3554884 6573244 37.73 1996636 7502848 296 16:30:01 5990004 9878352 6057312 37.00 268240 3570880 6794972 39.00 1999640 7789228 384 16:40:02 10375000 14375048 1562912 9.55 271712 3676708 2840040 16.30 2006236 3411020 59552 16:50:01 7964144 12003356 3933528 24.02 272892 3714400 5578704 32.02 2026052 5795972 344 Average: 7115438 10984758 4951264 30.24 266642 3552834 6035192 34.64 1989938 6670808 8082 15:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:01 lo 22.13 22.13 17.38 17.38 0.00 0.00 0.00 0.00 15:40:01 ens3 2.02 1.92 0.64 0.55 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 lo 45.58 45.58 20.03 20.03 0.00 0.00 0.00 0.00 15:50:01 ens3 1.86 1.65 0.43 0.39 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 lo 24.24 24.24 10.14 10.14 0.00 0.00 0.00 0.00 16:00:01 ens3 1.35 1.17 0.29 1.21 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:15 lo 13.05 13.05 7.10 7.10 0.00 0.00 0.00 0.00 16:10:15 ens3 0.55 0.39 0.11 0.08 0.00 0.00 0.00 0.00 16:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 lo 27.75 27.75 10.85 10.85 0.00 0.00 0.00 0.00 16:20:01 ens3 0.71 0.48 0.18 0.13 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 lo 21.19 21.19 10.86 10.86 0.00 0.00 0.00 0.00 16:30:01 ens3 1.29 0.67 0.36 0.25 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:02 lo 14.90 14.90 8.35 8.35 0.00 0.00 0.00 0.00 16:40:02 ens3 1.41 0.74 0.36 0.24 0.00 0.00 0.00 0.00 16:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 lo 23.29 23.29 10.93 10.93 0.00 0.00 0.00 0.00 16:50:01 ens3 1.09 0.76 0.25 0.19 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 Average: lo 23.98 23.98 11.94 11.94 0.00 0.00 0.00 0.00 Average: ens3 1.28 0.97 0.33 0.38 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-9715) 12/05/25 _x86_64_ (4 CPU) 15:22:15 LINUX RESTART (4 CPU) 15:30:01 CPU %user %nice %system %iowait %steal %idle 15:40:01 all 60.42 0.00 2.65 0.27 0.14 36.52 15:40:01 0 60.42 0.00 2.68 0.21 0.14 36.55 15:40:01 1 60.69 0.00 2.67 0.30 0.14 36.20 15:40:01 2 61.16 0.00 2.52 0.21 0.14 35.96 15:40:01 3 59.39 0.00 2.73 0.36 0.14 37.38 15:50:01 all 44.29 0.00 1.78 0.05 0.12 53.76 15:50:01 0 43.71 0.00 1.72 0.03 0.13 54.41 15:50:01 1 44.40 0.00 1.82 0.03 0.12 53.62 15:50:01 2 44.72 0.00 1.76 0.04 0.12 53.35 15:50:01 3 44.32 0.00 1.82 0.10 0.12 53.64 16:00:01 all 27.49 0.00 1.12 0.05 0.10 71.24 16:00:01 0 28.00 0.00 1.02 0.02 0.09 70.86 16:00:01 1 27.22 0.00 1.23 0.05 0.10 71.40 16:00:01 2 27.68 0.00 1.13 0.04 0.11 71.05 16:00:01 3 27.07 0.00 1.08 0.08 0.09 71.67 16:10:15 all 3.20 0.00 0.20 0.01 0.07 96.52 16:10:15 0 3.09 0.00 0.20 0.01 0.07 96.63 16:10:15 1 3.13 0.00 0.22 0.03 0.07 96.56 16:10:15 2 3.32 0.00 0.22 0.00 0.08 96.38 16:10:15 3 3.27 0.00 0.15 0.00 0.07 96.51 16:20:01 all 15.84 0.00 0.70 0.02 0.08 83.35 16:20:01 0 15.29 0.00 0.66 0.01 0.08 83.96 16:20:01 1 15.95 0.00 0.71 0.04 0.08 83.21 16:20:01 2 15.78 0.00 0.71 0.03 0.08 83.40 16:20:01 3 16.35 0.00 0.73 0.02 0.08 82.82 16:30:01 all 10.94 0.00 0.45 0.02 0.08 88.52 16:30:01 0 10.92 0.00 0.39 0.01 0.08 88.60 16:30:01 1 10.80 0.00 0.46 0.02 0.08 88.64 16:30:01 2 11.39 0.00 0.53 0.03 0.07 87.98 16:30:01 3 10.64 0.00 0.41 0.02 0.08 88.86 16:40:02 all 9.45 0.00 0.42 0.03 0.07 90.03 16:40:02 0 9.55 0.00 0.50 0.03 0.07 89.85 16:40:02 1 9.44 0.00 0.37 0.03 0.07 90.08 16:40:02 2 9.72 0.00 0.39 0.04 0.08 89.77 16:40:02 3 9.08 0.00 0.43 0.02 0.07 90.41 16:50:01 all 16.01 0.00 0.67 0.05 0.08 83.20 16:50:01 0 16.27 0.00 0.66 0.13 0.08 82.86 16:50:01 1 16.14 0.00 0.65 0.02 0.08 83.11 16:50:01 2 15.56 0.00 0.77 0.05 0.08 83.54 16:50:01 3 16.05 0.00 0.59 0.02 0.07 83.27 Average: all 23.43 0.00 1.00 0.06 0.09 75.42 Average: 0 23.38 0.00 0.98 0.05 0.09 75.50 Average: 1 23.45 0.00 1.02 0.06 0.09 75.38 Average: 2 23.64 0.00 1.00 0.06 0.09 75.21 Average: 3 23.24 0.00 0.99 0.08 0.09 75.60