---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2297 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): 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 9.6G 68G 13% / 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 603 11280 4 4105 15042 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:5e:92:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.133/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79747sec preferred_lft 79747sec inet6 fe80::f816:3eff:fe5e:9265/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:04:fb:61:34:cf 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-4c-4g-2297) 01/20/26 _x86_64_ (4 CPU) 08:31:19 LINUX RESTART (4 CPU) 08:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:50:03 1.40 0.00 1.39 0.01 0.04 17.46 1.71 09:00:01 1.26 0.00 1.25 0.00 0.43 14.27 0.00 09:10:23 1.50 0.00 1.50 0.00 0.00 16.45 0.00 09:20:03 1.56 0.00 1.55 0.00 0.01 17.52 0.00 09:30:01 1.51 0.00 1.51 0.00 0.00 17.13 0.00 09:40:23 14.09 0.00 1.50 12.58 0.14 17.35 232813.66 09:50:23 1.46 0.00 1.46 0.00 0.00 16.57 0.00 10:00:01 1.58 0.00 1.58 0.00 0.00 17.66 0.00 10:10:23 1.62 0.00 1.62 0.00 0.00 17.82 0.00 10:20:23 39.47 3.15 33.01 3.31 173.99 4522.26 5316.56 Average: 6.57 0.32 4.63 1.63 17.40 465.95 24580.45 08:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:50:03 13042680 15559564 424072 2.59 91540 2623772 980528 5.63 425396 2585592 172 09:00:01 13042840 15560244 423412 2.59 91928 2623908 988720 5.68 425792 2586868 164 09:10:23 13041864 15559924 423688 2.59 92448 2624044 988848 5.68 426300 2591204 16 09:20:03 13041360 15560000 423608 2.59 92996 2624056 988880 5.68 426864 2594116 180 09:30:01 13037580 15556876 426744 2.61 93532 2624188 989980 5.68 427384 2597172 204 09:40:23 13039484 15564292 419216 2.56 94368 2628848 989092 5.68 432928 2598900 220 09:50:23 13036460 15561968 421528 2.57 94908 2628988 989108 5.68 433484 2600164 184 10:00:01 13030692 15556720 426692 2.61 95436 2628992 990192 5.68 433996 2604872 204 10:10:23 13027680 15554236 429212 2.62 95928 2629004 989108 5.68 434500 2605128 16 10:20:23 11576540 15422208 537232 3.28 139784 3847372 1105216 6.34 873224 3559972 123696 Average: 12891718 15545603 435540 2.66 98287 2748317 999967 5.74 473987 2692399 12506 08:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:50:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:03 ens3 0.29 0.09 0.05 0.02 0.00 0.00 0.00 0.00 08:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:00:01 ens3 0.25 0.08 0.05 0.02 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:10:23 ens3 0.69 0.28 0.26 0.17 0.00 0.00 0.00 0.00 09:10:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:20:03 ens3 0.57 0.22 0.18 0.11 0.00 0.00 0.00 0.00 09:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:30:01 ens3 0.52 0.18 0.15 0.09 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:40:23 ens3 0.74 0.21 0.19 0.11 0.00 0.00 0.00 0.00 09:40:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:50:23 ens3 0.51 0.12 0.10 0.05 0.00 0.00 0.00 0.00 09:50:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:00:01 ens3 0.62 0.22 0.24 0.15 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:10:23 ens3 0.27 0.10 0.07 0.04 0.00 0.00 0.00 0.00 10:10:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:23 lo 779.95 779.95 741.99 741.99 0.00 0.00 0.00 0.00 10:20:23 ens3 106.44 84.34 897.24 30.65 0.00 0.00 0.00 0.00 10:20:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 77.83 77.83 73.96 73.96 0.00 0.00 0.00 0.00 Average: ens3 11.06 8.56 89.55 3.13 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-4c-4g-2297) 01/20/26 _x86_64_ (4 CPU) 08:31:19 LINUX RESTART (4 CPU) 08:40:03 CPU %user %nice %system %iowait %steal %idle 08:50:03 all 0.05 0.00 0.02 0.01 0.02 99.90 08:50:03 0 0.02 0.00 0.02 0.00 0.03 99.94 08:50:03 1 0.03 0.00 0.02 0.02 0.02 99.91 08:50:03 2 0.15 0.00 0.02 0.00 0.02 99.81 08:50:03 3 0.03 0.00 0.02 0.00 0.02 99.92 09:00:01 all 0.10 0.00 0.02 0.01 0.02 99.85 09:00:01 0 0.01 0.00 0.02 0.00 0.03 99.95 09:00:01 1 0.02 0.00 0.02 0.00 0.01 99.95 09:00:01 2 0.36 0.00 0.02 0.01 0.03 99.58 09:00:01 3 0.02 0.00 0.02 0.01 0.03 99.92 09:10:23 all 0.02 0.00 0.02 0.01 0.02 99.92 09:10:23 0 0.01 0.00 0.01 0.00 0.01 99.96 09:10:23 1 0.03 0.00 0.02 0.00 0.02 99.94 09:10:23 2 0.03 0.00 0.03 0.00 0.03 99.91 09:10:23 3 0.04 0.00 0.02 0.05 0.02 99.87 09:20:03 all 0.14 0.00 0.02 0.01 0.02 99.81 09:20:03 0 0.02 0.00 0.01 0.02 0.02 99.93 09:20:03 1 0.53 0.00 0.03 0.00 0.03 99.41 09:20:03 2 0.02 0.00 0.02 0.01 0.01 99.94 09:20:03 3 0.02 0.00 0.02 0.01 0.02 99.94 09:30:01 all 0.13 0.00 0.02 0.01 0.02 99.82 09:30:01 0 0.02 0.00 0.02 0.02 0.02 99.93 09:30:01 1 0.45 0.00 0.03 0.00 0.02 99.50 09:30:01 2 0.01 0.00 0.01 0.01 0.02 99.95 09:30:01 3 0.02 0.00 0.03 0.01 0.04 99.90 09:40:23 all 0.40 0.00 0.03 0.03 0.02 99.52 09:40:23 0 0.01 0.00 0.02 0.00 0.02 99.95 09:40:23 1 1.43 0.00 0.02 0.00 0.02 98.53 09:40:23 2 0.02 0.00 0.03 0.01 0.03 99.90 09:40:23 3 0.12 0.00 0.04 0.09 0.02 99.72 09:50:23 all 0.19 0.00 0.02 0.10 0.03 99.65 09:50:23 0 0.02 0.00 0.02 0.00 0.02 99.95 09:50:23 1 0.72 0.00 0.05 0.00 0.02 99.20 09:50:23 2 0.02 0.00 0.02 0.04 0.03 99.89 09:50:23 3 0.02 0.00 0.02 0.35 0.03 99.58 10:00:01 all 0.33 0.00 0.02 0.06 0.02 99.57 10:00:01 0 0.02 0.00 0.02 0.02 0.02 99.92 10:00:01 1 1.15 0.00 0.03 0.02 0.03 98.77 10:00:01 2 0.10 0.00 0.02 0.04 0.01 99.83 10:00:01 3 0.02 0.00 0.02 0.16 0.02 99.78 10:10:23 all 0.24 0.00 0.03 0.02 0.02 99.69 10:10:23 0 0.06 0.00 0.04 0.00 0.02 99.88 10:10:23 1 0.03 0.00 0.02 0.00 0.01 99.94 10:10:23 2 0.74 0.00 0.04 0.07 0.03 99.13 10:10:23 3 0.15 0.00 0.01 0.02 0.02 99.80 10:20:23 all 41.09 0.00 1.75 0.62 0.09 56.45 10:20:23 0 40.05 0.00 1.61 0.29 0.10 57.95 10:20:23 1 43.02 0.00 1.87 0.33 0.09 54.69 10:20:23 2 40.54 0.00 1.75 1.37 0.10 56.24 10:20:23 3 40.73 0.00 1.75 0.48 0.09 56.95 Average: all 4.24 0.00 0.19 0.09 0.03 95.45 Average: 0 3.99 0.00 0.18 0.04 0.03 95.77 Average: 1 4.71 0.00 0.21 0.04 0.03 95.02 Average: 2 4.18 0.00 0.20 0.16 0.03 95.44 Average: 3 4.09 0.00 0.19 0.12 0.03 95.57