---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2254 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 11G 67G 15% / 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 692 9826 4 5470 14954 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:45:9d:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.225/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82056sec preferred_lft 82056sec inet6 fe80::f816:3eff:fe45:9d27/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:38:2d:e9:15:0b 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-2254) 01/20/26 _x86_64_ (4 CPU) 05:43:42 LINUX RESTART (4 CPU) 05:50:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:00:26 1.36 0.01 1.35 0.01 0.04 16.11 0.40 06:10:01 1.15 0.00 1.15 0.00 0.24 13.41 0.00 06:20:26 1.22 0.00 1.22 0.00 0.01 13.84 0.00 06:30:01 40.21 4.47 35.06 0.68 265.45 3375.47 565.73 06:40:01 26.38 0.51 23.27 2.59 17.86 3624.63 4731.78 06:50:03 29.53 0.07 26.44 3.03 1.50 5710.17 9619.16 Average: 16.49 0.82 14.61 1.06 46.02 2118.31 2501.54 05:50:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:26 13670352 15523540 493592 3.01 55728 2023216 1144092 6.57 256832 2184688 12 06:10:01 13670052 15523708 493408 3.01 56112 2023296 1144108 6.57 257220 2186088 40 06:20:26 13672124 15526152 491004 3.00 56476 2023300 1144092 6.57 257584 2186664 8 06:30:01 11356844 14143560 1821232 11.12 112952 2847472 2531352 14.53 503864 4184272 22824 06:40:01 9174184 12985724 2970328 18.14 156480 3743916 3321276 19.06 795488 5986496 176028 06:50:03 7615040 12598036 3352248 20.47 181760 4827180 3624020 20.80 1058136 7213800 29256 Average: 11526433 14383453 1603635 9.79 103251 2914730 2151490 12.35 521521 3990335 38028 05:50:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:00:26 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:00:26 ens3 0.28 0.08 0.05 0.02 0.00 0.00 0.00 0.00 06:00:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:10:01 ens3 0.38 0.12 0.08 0.04 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:26 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:20:26 ens3 0.18 0.08 0.04 0.02 0.00 0.00 0.00 0.00 06:20:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:01 lo 0.38 0.38 0.05 0.05 0.00 0.00 0.00 0.00 06:30:01 ens3 66.08 52.62 566.76 12.28 0.00 0.00 0.00 0.00 06:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 lo 1226.76 1226.76 1168.94 1168.94 0.00 0.00 0.00 0.00 06:40:01 ens3 66.67 50.54 308.56 14.40 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:03 lo 916.00 916.00 871.86 871.86 0.00 0.00 0.00 0.00 06:50:03 ens3 60.60 44.89 216.50 12.60 0.00 0.00 0.00 0.00 06:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 359.87 359.87 342.65 342.65 0.00 0.00 0.00 0.00 Average: ens3 32.15 24.54 179.40 6.52 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-2254) 01/20/26 _x86_64_ (4 CPU) 05:43:42 LINUX RESTART (4 CPU) 05:50:26 CPU %user %nice %system %iowait %steal %idle 06:00:26 all 0.11 0.00 0.02 0.01 0.01 99.85 06:00:26 0 0.02 0.00 0.02 0.03 0.01 99.93 06:00:26 1 0.01 0.00 0.01 0.00 0.01 99.96 06:00:26 2 0.40 0.00 0.03 0.01 0.03 99.54 06:00:26 3 0.01 0.00 0.02 0.00 0.01 99.96 06:10:01 all 0.15 0.00 0.02 0.01 0.01 99.80 06:10:01 0 0.03 0.00 0.02 0.03 0.01 99.92 06:10:01 1 0.26 0.00 0.01 0.00 0.01 99.73 06:10:01 2 0.31 0.00 0.04 0.01 0.02 99.62 06:10:01 3 0.02 0.00 0.02 0.00 0.01 99.95 06:20:26 all 0.07 0.00 0.02 0.01 0.01 99.89 06:20:26 0 0.02 0.00 0.02 0.01 0.01 99.94 06:20:26 1 0.01 0.00 0.01 0.00 0.01 99.96 06:20:26 2 0.25 0.00 0.03 0.01 0.03 99.68 06:20:26 3 0.01 0.00 0.02 0.01 0.01 99.96 06:30:01 all 13.79 0.00 0.62 0.32 0.04 85.24 06:30:01 0 12.84 0.00 0.69 0.45 0.03 85.99 06:30:01 1 13.10 0.00 0.61 0.12 0.03 86.14 06:30:01 2 13.54 0.00 0.47 0.08 0.03 85.87 06:30:01 3 15.66 0.00 0.73 0.61 0.04 82.95 06:40:01 all 65.70 0.00 2.43 0.12 0.11 31.64 06:40:01 0 65.29 0.00 2.34 0.16 0.11 32.09 06:40:01 1 67.06 0.00 2.05 0.10 0.11 30.68 06:40:01 2 63.88 0.00 2.68 0.08 0.11 33.26 06:40:01 3 66.57 0.00 2.67 0.12 0.11 30.54 06:50:03 all 57.83 0.00 2.28 0.18 0.10 39.61 06:50:03 0 55.52 0.00 2.17 0.32 0.10 41.89 06:50:03 1 57.81 0.00 2.15 0.12 0.10 39.82 06:50:03 2 60.13 0.00 2.36 0.19 0.11 37.22 06:50:03 3 57.84 0.00 2.45 0.09 0.10 39.53 Average: all 22.96 0.00 0.90 0.11 0.05 75.98 Average: 0 22.31 0.00 0.88 0.16 0.05 76.60 Average: 1 23.06 0.00 0.81 0.06 0.05 76.03 Average: 2 23.12 0.00 0.94 0.06 0.05 75.83 Average: 3 23.36 0.00 0.98 0.14 0.05 75.47