---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15020 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 UTC 2026 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 12G 66G 16% / 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 646 8774 4 6568 15000 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:18:6d:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.131/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80419sec preferred_lft 80419sec inet6 fe80::f816:3eff:fe18:6d13/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:6f:8e:be:68:11 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-15020) 02/19/26 _x86_64_ (4 CPU) 04:19:08 LINUX RESTART (4 CPU) 04:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:30:35 5.06 0.24 4.53 0.29 196.76 5010.37 11652.76 04:40:01 1.27 0.01 1.26 0.00 0.04 15.13 376.08 04:50:35 1.16 0.00 1.16 0.00 0.00 13.32 0.00 05:00:35 1.24 0.00 1.24 0.00 0.00 14.01 0.00 05:10:00 1.24 0.00 1.24 0.00 0.00 13.92 0.00 05:20:35 1.38 0.00 1.37 0.00 0.01 15.24 0.00 05:30:30 51.29 5.11 44.51 1.67 285.37 4922.34 2916.85 05:40:01 23.53 0.06 20.82 2.65 6.63 2195.23 9105.77 05:50:35 42.13 0.03 26.03 16.08 0.64 4352.18 251423.62 Average: 14.29 0.60 11.32 2.37 54.99 1869.92 32013.49 04:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:30:35 13615524 15533132 482300 2.95 57464 2085100 1131028 6.49 266024 2236768 4 04:40:01 13615524 15533560 481908 2.94 57892 2085084 1131028 6.49 266452 2237476 16 04:50:35 13617408 15535884 479572 2.93 58284 2085092 1131092 6.49 266852 2238388 32 05:00:35 13615856 15534748 480788 2.94 58684 2085100 1131156 6.49 267260 2239668 36 05:10:00 13613380 15532688 482776 2.95 59044 2085172 1131220 6.49 267604 2249112 4 05:20:35 13612124 15532120 483284 2.95 59464 2085444 1131220 6.49 268016 2249420 4 05:30:30 10452056 13740928 2220164 13.56 128140 3313780 2377048 13.64 633396 4929768 17856 05:40:01 8695092 12603540 3352700 20.48 149720 3862572 3434228 19.71 805008 6466268 183064 05:50:35 5859868 10679924 5271712 32.20 165912 4717940 5225480 29.99 1092280 8958448 280 Average: 11855204 14469614 1526134 9.32 88289 2711698 1980389 11.37 459210 3756146 22366 04:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:30:35 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 04:30:35 ens3 5.78 2.86 133.49 0.24 0.00 0.00 0.00 0.00 04:30:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 04:40:01 ens3 0.37 0.13 0.08 0.04 0.00 0.00 0.00 0.00 04:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:35 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 04:50:35 ens3 0.34 0.12 0.07 0.04 0.00 0.00 0.00 0.00 04:50:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:35 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 05:00:35 ens3 0.32 0.13 0.08 0.04 0.00 0.00 0.00 0.00 05:00:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:00 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 05:10:00 ens3 0.39 0.28 0.08 0.53 0.00 0.00 0.00 0.00 05:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:35 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 05:20:35 ens3 0.22 0.08 0.05 0.02 0.00 0.00 0.00 0.00 05:20:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:30 lo 597.23 597.23 568.77 568.77 0.00 0.00 0.00 0.00 05:30:30 ens3 127.76 96.55 1230.20 18.50 0.00 0.00 0.00 0.00 05:30:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 lo 1218.84 1218.84 1153.23 1153.23 0.00 0.00 0.00 0.00 05:40:01 ens3 42.42 34.94 29.78 12.22 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:35 lo 1068.16 1068.16 1055.59 1055.59 0.00 0.00 0.00 0.00 05:50:35 ens3 36.04 30.83 39.95 11.40 0.00 0.00 0.00 0.00 05:50:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 318.15 318.15 306.61 306.61 0.00 0.00 0.00 0.00 Average: ens3 23.51 18.26 158.16 4.74 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-15020) 02/19/26 _x86_64_ (4 CPU) 04:19:08 LINUX RESTART (4 CPU) 04:20:01 CPU %user %nice %system %iowait %steal %idle 04:30:35 all 0.32 0.00 0.08 0.11 0.01 99.47 04:30:35 0 0.12 0.00 0.11 0.11 0.01 99.65 04:30:35 1 0.16 0.00 0.08 0.27 0.02 99.47 04:30:35 2 0.89 0.00 0.08 0.04 0.01 98.98 04:30:35 3 0.11 0.00 0.06 0.03 0.01 99.79 04:40:01 all 0.21 0.00 0.02 0.01 0.01 99.75 04:40:01 0 0.73 0.00 0.02 0.00 0.01 99.23 04:40:01 1 0.04 0.00 0.03 0.03 0.01 99.89 04:40:01 2 0.02 0.00 0.02 0.00 0.01 99.95 04:40:01 3 0.04 0.00 0.01 0.00 0.01 99.93 04:50:35 all 0.09 0.00 0.02 0.01 0.01 99.87 04:50:35 0 0.30 0.00 0.01 0.02 0.01 99.66 04:50:35 1 0.02 0.00 0.02 0.01 0.01 99.93 04:50:35 2 0.02 0.00 0.03 0.00 0.02 99.92 04:50:35 3 0.03 0.00 0.01 0.00 0.01 99.95 05:00:35 all 0.19 0.00 0.02 0.01 0.01 99.77 05:00:35 0 0.69 0.00 0.00 0.03 0.01 99.27 05:00:35 1 0.03 0.00 0.02 0.00 0.01 99.93 05:00:35 2 0.03 0.00 0.03 0.00 0.02 99.93 05:00:35 3 0.02 0.00 0.01 0.01 0.02 99.95 05:10:00 all 0.16 0.00 0.02 0.01 0.01 99.79 05:10:00 0 0.43 0.00 0.02 0.05 0.00 99.50 05:10:00 1 0.11 0.00 0.02 0.00 0.01 99.85 05:10:00 2 0.03 0.00 0.01 0.00 0.01 99.95 05:10:00 3 0.07 0.00 0.03 0.01 0.03 99.87 05:20:35 all 0.10 0.00 0.02 0.01 0.01 99.86 05:20:35 0 0.01 0.00 0.02 0.01 0.01 99.95 05:20:35 1 0.02 0.00 0.02 0.00 0.01 99.94 05:20:35 2 0.34 0.00 0.01 0.00 0.01 99.63 05:20:35 3 0.02 0.00 0.02 0.04 0.02 99.90 05:30:30 all 25.93 0.00 1.36 0.39 0.06 72.26 05:30:30 0 27.95 0.00 1.55 0.61 0.06 69.83 05:30:30 1 23.55 0.00 1.58 0.22 0.06 74.59 05:30:30 2 26.14 0.00 1.33 0.46 0.06 72.01 05:30:30 3 26.09 0.00 0.98 0.27 0.05 72.60 05:40:01 all 65.60 0.00 2.23 0.07 0.10 32.00 05:40:01 0 65.82 0.00 2.18 0.06 0.10 31.83 05:40:01 1 65.49 0.00 2.44 0.08 0.10 31.89 05:40:01 2 66.18 0.00 2.22 0.05 0.11 31.44 05:40:01 3 64.89 0.00 2.08 0.10 0.11 32.82 05:50:35 all 55.03 0.00 2.20 0.45 0.09 42.23 05:50:35 0 52.46 0.00 2.25 0.12 0.10 45.07 05:50:35 1 56.10 0.00 2.04 0.59 0.09 41.18 05:50:35 2 59.13 0.00 2.29 0.07 0.10 38.41 05:50:35 3 52.42 0.00 2.21 1.02 0.09 44.26 Average: all 16.23 0.00 0.66 0.12 0.04 82.96 Average: 0 16.29 0.00 0.68 0.11 0.03 82.88 Average: 1 16.01 0.00 0.69 0.14 0.04 83.13 Average: 2 16.82 0.00 0.67 0.07 0.04 82.40 Average: 3 15.78 0.00 0.60 0.17 0.04 83.41