---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-14371 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 678 10551 3 4758 14968 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:61:7f:2e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.157/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79510sec preferred_lft 79510sec inet6 fe80::f816:3eff:fe61:7f2e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:7c:af:ea:1d:84 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-14371) 12/16/25 _x86_64_ (4 CPU) 18:40:16 LINUX RESTART (4 CPU) 18:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:00:01 77.29 23.00 50.94 3.35 270.23 5355.51 4045.84 19:10:03 14.47 0.13 13.53 0.81 4.92 430.86 1940.77 19:20:04 12.26 0.41 11.28 0.57 24.19 595.65 866.76 19:30:01 16.25 0.07 15.49 0.70 2.29 494.62 714.17 19:40:04 7.23 0.03 6.92 0.29 1.33 213.05 518.26 19:50:04 4.44 0.01 4.35 0.08 1.21 84.69 247.10 20:00:01 3.42 0.00 3.31 0.11 0.01 113.78 17.97 20:10:04 4.97 0.00 4.79 0.18 0.31 147.70 39.53 20:20:04 4.98 0.00 4.79 0.18 0.13 148.00 44.03 20:30:01 11.24 0.04 10.76 0.44 0.91 594.04 282.20 Average: 15.66 2.37 12.62 0.67 30.59 818.32 872.57 18:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:01 1002448 4618476 11311948 69.09 258332 3314312 11941548 68.54 1894428 12854764 328 19:10:03 2759536 6404620 9527736 58.19 260256 3341244 12005092 68.91 1918644 11093020 1080 19:20:04 8097936 11864892 4070932 24.86 265976 3457328 5081152 29.17 1958184 5739296 252 19:30:01 7479864 11317068 4618408 28.21 268408 3525140 5334372 30.62 1964244 6348968 524 19:40:04 7667028 11533344 4402460 26.89 269136 3553524 5257940 30.18 1966376 6143388 484 19:50:04 9130804 13018268 2918388 17.82 269468 3574336 4227192 24.26 1968272 4700456 17596 20:00:01 5936280 9825656 6109012 37.31 270024 3575704 6768376 38.85 1968856 7879620 304 20:10:04 5777928 9688400 6246184 38.15 270648 3596172 6925296 39.75 1972188 8033560 772 20:20:04 7536792 11468532 4467116 27.28 271312 3616772 5204064 29.87 1974592 6281044 212 20:30:01 10614328 14697704 1239460 7.57 275208 3759860 1964992 11.28 1998844 3189352 23832 Average: 6600294 10443696 5491164 33.54 267877 3531439 6471002 37.14 1958463 7226347 4538 18:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:01 lo 40.36 40.36 25.13 25.13 0.00 0.00 0.00 0.00 19:00:01 ens3 2.25 2.19 0.67 0.59 0.00 0.00 0.00 0.00 19:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:03 lo 36.32 36.32 14.64 14.64 0.00 0.00 0.00 0.00 19:10:03 ens3 1.25 0.99 0.30 0.23 0.00 0.00 0.00 0.00 19:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:04 lo 13.19 13.19 6.92 6.92 0.00 0.00 0.00 0.00 19:20:04 ens3 0.77 0.64 0.21 0.16 0.00 0.00 0.00 0.00 19:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 17.22 17.22 8.87 8.87 0.00 0.00 0.00 0.00 19:30:01 ens3 1.09 1.07 0.22 1.25 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:04 lo 16.95 16.95 8.58 8.58 0.00 0.00 0.00 0.00 19:40:04 ens3 0.88 0.68 0.23 0.18 0.00 0.00 0.00 0.00 19:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:04 lo 22.96 22.96 7.53 7.53 0.00 0.00 0.00 0.00 19:50:04 ens3 0.54 0.29 0.13 0.08 0.00 0.00 0.00 0.00 19:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:01 lo 16.75 16.75 8.63 8.63 0.00 0.00 0.00 0.00 20:00:01 ens3 0.64 0.46 0.15 0.11 0.00 0.00 0.00 0.00 20:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:04 lo 17.32 17.32 10.19 10.19 0.00 0.00 0.00 0.00 20:10:04 ens3 0.80 0.51 0.19 0.13 0.00 0.00 0.00 0.00 20:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:04 lo 4.85 4.85 2.73 2.73 0.00 0.00 0.00 0.00 20:20:04 ens3 0.57 0.33 0.13 0.08 0.00 0.00 0.00 0.00 20:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 23.24 23.24 10.95 10.95 0.00 0.00 0.00 0.00 20:30:01 ens3 1.00 0.86 0.28 0.23 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.92 20.92 10.42 10.42 0.00 0.00 0.00 0.00 Average: ens3 0.98 0.80 0.25 0.30 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-14371) 12/16/25 _x86_64_ (4 CPU) 18:40:16 LINUX RESTART (4 CPU) 18:50:00 CPU %user %nice %system %iowait %steal %idle 19:00:01 all 62.57 0.00 2.41 0.93 0.13 33.96 19:00:01 0 63.12 0.00 2.38 1.01 0.13 33.37 19:00:01 1 62.69 0.00 2.54 0.27 0.13 34.37 19:00:01 2 62.14 0.00 2.29 0.54 0.13 34.90 19:00:01 3 62.35 0.00 2.45 1.89 0.13 33.19 19:10:03 all 30.96 0.00 1.22 0.11 0.10 67.62 19:10:03 0 31.13 0.00 1.17 0.07 0.10 67.53 19:10:03 1 31.74 0.00 1.27 0.09 0.10 66.80 19:10:03 2 30.15 0.00 1.24 0.18 0.10 68.34 19:10:03 3 30.83 0.00 1.19 0.10 0.10 67.78 19:20:04 all 17.38 0.00 0.82 0.10 0.09 81.61 19:20:04 0 17.10 0.00 0.76 0.15 0.09 81.90 19:20:04 1 16.99 0.00 0.82 0.05 0.09 82.03 19:20:04 2 17.16 0.00 0.90 0.13 0.08 81.72 19:20:04 3 18.27 0.00 0.80 0.04 0.09 80.81 19:30:01 all 24.58 0.00 0.84 0.05 0.09 74.43 19:30:01 0 25.07 0.00 0.89 0.04 0.09 73.91 19:30:01 1 24.55 0.00 0.79 0.03 0.09 74.54 19:30:01 2 25.27 0.00 0.85 0.06 0.09 73.73 19:30:01 3 23.43 0.00 0.85 0.07 0.09 75.55 19:40:04 all 12.29 0.00 0.49 0.03 0.09 87.11 19:40:04 0 12.86 0.00 0.49 0.01 0.08 86.57 19:40:04 1 11.33 0.00 0.49 0.04 0.09 88.05 19:40:04 2 12.46 0.00 0.49 0.04 0.09 86.92 19:40:04 3 12.50 0.00 0.50 0.02 0.09 86.89 19:50:04 all 6.25 0.00 0.40 0.02 0.08 93.25 19:50:04 0 6.29 0.00 0.44 0.01 0.08 93.19 19:50:04 1 6.42 0.00 0.40 0.01 0.08 93.09 19:50:04 2 6.21 0.00 0.41 0.04 0.08 93.26 19:50:04 3 6.09 0.00 0.37 0.02 0.08 93.45 20:00:01 all 6.12 0.00 0.41 0.02 0.09 93.37 20:00:01 0 6.11 0.00 0.41 0.03 0.08 93.37 20:00:01 1 5.78 0.00 0.39 0.04 0.09 93.70 20:00:01 2 6.35 0.00 0.43 0.02 0.08 93.13 20:00:01 3 6.23 0.00 0.39 0.01 0.09 93.27 20:10:04 all 9.13 0.00 0.45 0.02 0.09 90.32 20:10:04 0 9.33 0.00 0.45 0.01 0.08 90.13 20:10:04 1 8.97 0.00 0.52 0.03 0.09 90.39 20:10:04 2 8.70 0.00 0.42 0.02 0.09 90.77 20:10:04 3 9.51 0.00 0.40 0.02 0.09 89.98 20:20:04 all 6.43 0.00 0.40 0.03 0.08 93.06 20:20:04 0 6.44 0.00 0.35 0.02 0.08 93.11 20:20:04 1 6.69 0.00 0.42 0.03 0.08 92.77 20:20:04 2 6.02 0.00 0.43 0.05 0.08 93.43 20:20:04 3 6.55 0.00 0.41 0.02 0.08 92.95 20:30:01 all 15.77 0.00 0.67 0.04 0.09 83.44 20:30:01 0 15.83 0.00 0.67 0.03 0.09 83.38 20:30:01 1 15.65 0.00 0.71 0.08 0.09 83.47 20:30:01 2 15.72 0.00 0.65 0.01 0.09 83.53 20:30:01 3 15.87 0.00 0.65 0.02 0.09 83.36 Average: all 19.12 0.00 0.81 0.13 0.09 79.85 Average: 0 19.29 0.00 0.80 0.14 0.09 79.68 Average: 1 19.05 0.00 0.83 0.07 0.09 79.96 Average: 2 18.99 0.00 0.81 0.11 0.09 80.00 Average: 3 19.14 0.00 0.80 0.22 0.09 79.75