---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14113 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 9.8G 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 608 11129 4 4252 15038 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:58:96:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.196/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81707sec preferred_lft 81707sec inet6 fe80::f816:3eff:fe58:96d4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:59:82:de:04:73 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-14113) 05/13/26 _x86_64_ (4 CPU) 13:42:04 LINUX RESTART (4 CPU) 13:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:00 1.54 0.01 1.53 0.01 0.04 17.83 0.40 14:10:00 1.49 0.00 1.49 0.00 0.00 16.37 0.00 14:20:00 1.51 0.00 1.51 0.00 0.01 16.59 0.00 14:30:00 1.52 0.02 1.50 0.00 1.64 17.12 0.04 14:40:00 13.80 1.35 11.90 0.55 97.80 1470.32 1003.20 14:50:00 15.15 2.80 11.82 0.53 159.63 3107.69 911.60 15:00:00 31.26 0.54 15.14 15.59 21.16 2779.18 241500.92 Average: 9.47 0.67 6.41 2.38 40.04 1060.73 34774.31 13:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:00 13646720 15526504 490300 2.99 56060 2049360 1138660 6.54 256940 2225620 8 14:10:00 13646732 15527128 489696 2.99 56644 2049372 1138660 6.54 257536 2226064 16 14:20:00 13645724 15526732 490064 2.99 57240 2049380 1138660 6.54 258120 2226788 12 14:30:00 13637508 15519724 497068 3.04 57816 2050012 1138724 6.54 258892 2231476 12 14:40:00 12915392 15336596 644632 3.94 96808 2519740 1265912 7.27 390568 2760892 178252 14:50:00 10496264 13711800 2249432 13.74 126088 3232364 2639996 15.15 589200 4932188 31780 15:00:00 11434580 15431364 523560 3.20 162052 3901416 1041800 5.98 781964 3687364 30128 Average: 12774703 15225693 769250 4.70 87530 2550235 1357487 7.79 399031 2898627 34315 13:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:00:00 ens3 0.61 0.13 0.11 0.06 0.00 0.00 0.00 0.00 14:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:10:00 ens3 0.44 0.08 0.05 0.02 0.00 0.00 0.00 0.00 14:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:20:00 ens3 0.38 0.09 0.06 0.02 0.00 0.00 0.00 0.00 14:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:00 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 14:30:00 ens3 0.65 0.67 0.08 0.64 0.00 0.00 0.00 0.00 14:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:00 lo 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 14:40:00 ens3 35.69 24.55 240.22 4.79 0.00 0.00 0.00 0.00 14:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:00 lo 0.77 0.77 0.08 0.08 0.00 0.00 0.00 0.00 14:50:00 ens3 79.85 65.00 713.87 14.28 0.00 0.00 0.00 0.00 14:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:00 lo 1.37 1.37 0.14 0.14 0.00 0.00 0.00 0.00 15:00:00 ens3 62.64 50.37 147.13 16.47 0.00 0.00 0.00 0.00 15:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.39 0.39 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 25.75 20.13 157.36 5.18 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-14113) 05/13/26 _x86_64_ (4 CPU) 13:42:04 LINUX RESTART (4 CPU) 13:50:00 CPU %user %nice %system %iowait %steal %idle 14:00:00 all 0.09 0.00 0.03 0.14 0.01 99.73 14:00:00 0 0.02 0.00 0.02 0.18 0.01 99.77 14:00:00 1 0.10 0.00 0.04 0.06 0.01 99.79 14:00:00 2 0.08 0.00 0.04 0.27 0.02 99.59 14:00:00 3 0.16 0.00 0.02 0.06 0.00 99.76 14:10:00 all 0.13 0.00 0.03 0.06 0.01 99.78 14:10:00 0 0.25 0.00 0.05 0.02 0.01 99.67 14:10:00 1 0.23 0.00 0.02 0.02 0.00 99.73 14:10:00 2 0.03 0.00 0.03 0.13 0.01 99.80 14:10:00 3 0.03 0.00 0.01 0.05 0.01 99.90 14:20:00 all 0.06 0.00 0.02 0.02 0.01 99.89 14:20:00 0 0.02 0.00 0.03 0.00 0.01 99.95 14:20:00 1 0.03 0.00 0.04 0.04 0.01 99.89 14:20:00 2 0.02 0.00 0.01 0.01 0.01 99.96 14:20:00 3 0.18 0.00 0.02 0.02 0.01 99.77 14:30:00 all 0.20 0.00 0.03 0.03 0.01 99.72 14:30:00 0 0.05 0.00 0.04 0.01 0.02 99.89 14:30:00 1 0.26 0.00 0.02 0.01 0.00 99.71 14:30:00 2 0.33 0.00 0.03 0.02 0.01 99.60 14:30:00 3 0.17 0.00 0.03 0.08 0.01 99.71 14:40:00 all 2.41 0.00 0.28 2.32 0.02 94.97 14:40:00 0 2.55 0.00 0.30 0.66 0.01 96.48 14:40:00 1 3.00 0.00 0.32 1.19 0.02 95.47 14:40:00 2 0.76 0.00 0.13 2.61 0.02 96.48 14:40:00 3 3.32 0.00 0.39 4.84 0.02 91.44 14:50:00 all 37.55 0.00 1.26 0.40 0.08 60.71 14:50:00 0 36.52 0.00 1.16 0.25 0.08 62.00 14:50:00 1 38.76 0.00 1.53 0.36 0.09 59.26 14:50:00 2 37.39 0.00 1.08 0.80 0.08 60.65 14:50:00 3 37.53 0.00 1.26 0.19 0.08 60.94 15:00:00 all 67.07 0.00 2.23 0.61 0.13 29.97 15:00:00 0 66.44 0.00 2.19 0.21 0.12 31.04 15:00:00 1 68.72 0.00 2.15 1.32 0.14 27.68 15:00:00 2 67.51 0.00 2.25 0.28 0.13 29.82 15:00:00 3 65.60 0.00 2.31 0.64 0.13 31.32 Average: all 15.32 0.00 0.55 0.51 0.04 83.58 Average: 0 15.10 0.00 0.54 0.19 0.04 84.14 Average: 1 15.82 0.00 0.59 0.43 0.04 83.13 Average: 2 15.13 0.00 0.51 0.59 0.04 83.74 Average: 3 15.25 0.00 0.58 0.84 0.04 83.30