---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9411 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 12G 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 639 9534 4 5815 15007 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:3c:ec:f2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.62/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80171sec preferred_lft 80171sec inet6 fe80::f816:3eff:fe3c:ecf2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:35:c5:ce:06:22 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-9411) 04/28/26 _x86_64_ (4 CPU) 16:01:22 LINUX RESTART (4 CPU) 16:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:20:07 1.34 0.01 1.33 0.00 0.05 15.47 0.13 16:30:01 1.19 0.00 1.19 0.00 0.00 13.38 0.00 16:40:07 1.28 0.00 1.28 0.00 0.00 14.26 0.00 16:50:01 1.25 0.00 1.25 0.00 0.00 13.92 0.00 17:00:01 1.33 0.00 1.33 0.00 0.00 15.07 0.00 17:10:07 14.03 0.00 1.40 12.62 0.15 15.71 240418.92 17:20:07 1.41 0.00 1.41 0.00 0.00 15.81 0.00 17:30:01 1.80 0.25 1.54 0.00 9.11 33.96 0.04 17:40:07 64.78 4.46 57.82 2.50 268.55 10410.06 11741.63 Average: 9.91 0.53 7.68 1.70 31.17 1183.78 28317.06 16:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:07 13805932 15550848 468160 2.86 54016 1917800 1126300 6.46 193184 2131604 40 16:30:01 13804928 15550192 468800 2.86 54368 1917808 1126300 6.46 193524 2132044 208 16:40:07 13802660 15548368 470488 2.87 54776 1917816 1126300 6.46 193948 2133160 192 16:50:01 13802408 15548484 470404 2.87 55128 1917828 1126300 6.46 194300 2134372 208 17:00:01 13797120 15543700 475188 2.90 55568 1917896 1126432 6.47 194732 2138564 12 17:10:07 13793844 15545848 472956 2.89 56220 1922656 1126432 6.47 200156 2138500 32 17:20:07 13793100 15545804 472940 2.89 56644 1922924 1126432 6.47 200580 2138764 32 17:30:01 13779072 15540316 478200 2.92 57296 1930700 1131652 6.50 202584 2156196 216 17:40:07 8148892 12880744 3074712 18.78 135912 4687308 3248212 18.64 1126888 6667992 1872 Average: 13169773 15250478 761316 4.65 64436 2228082 1362707 7.82 299988 2641244 312 16:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:20:07 ens3 0.48 0.11 0.08 0.04 0.00 0.00 0.00 0.00 16:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:30:01 ens3 0.40 0.08 0.05 0.02 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:40:07 ens3 0.42 0.12 0.08 0.04 0.00 0.00 0.00 0.00 16:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:50:01 ens3 0.31 0.08 0.05 0.02 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:00:01 ens3 0.62 0.67 0.09 0.56 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:10:07 ens3 0.35 0.08 0.05 0.02 0.00 0.00 0.00 0.00 17:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:20:07 ens3 0.31 0.08 0.05 0.02 0.00 0.00 0.00 0.00 17:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:30:01 ens3 6.26 3.21 10.20 0.78 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:07 lo 780.93 780.93 743.93 743.93 0.00 0.00 0.00 0.00 17:40:07 ens3 148.48 112.58 1319.87 22.62 0.00 0.00 0.00 0.00 17:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 87.75 87.75 83.51 83.51 0.00 0.00 0.00 0.00 Average: ens3 17.68 13.13 149.33 2.70 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-9411) 04/28/26 _x86_64_ (4 CPU) 16:01:22 LINUX RESTART (4 CPU) 16:10:07 CPU %user %nice %system %iowait %steal %idle 16:20:07 all 0.20 0.00 0.03 0.01 0.02 99.74 16:20:07 0 0.42 0.00 0.03 0.01 0.01 99.53 16:20:07 1 0.02 0.00 0.02 0.01 0.02 99.92 16:20:07 2 0.32 0.00 0.03 0.03 0.02 99.61 16:20:07 3 0.03 0.00 0.04 0.00 0.02 99.91 16:30:01 all 0.10 0.00 0.02 0.01 0.02 99.85 16:30:01 0 0.02 0.00 0.03 0.01 0.02 99.92 16:30:01 1 0.09 0.00 0.02 0.01 0.02 99.86 16:30:01 2 0.26 0.00 0.03 0.03 0.01 99.68 16:30:01 3 0.03 0.00 0.02 0.00 0.02 99.93 16:40:07 all 0.15 0.00 0.03 0.29 0.10 99.44 16:40:07 0 0.02 0.00 0.03 0.00 0.10 99.85 16:40:07 1 0.48 0.00 0.04 0.00 0.11 99.37 16:40:07 2 0.02 0.00 0.03 0.01 0.09 99.85 16:40:07 3 0.06 0.00 0.02 1.14 0.10 98.68 16:50:01 all 0.03 0.00 0.02 0.01 0.02 99.92 16:50:01 0 0.03 0.00 0.02 0.00 0.02 99.93 16:50:01 1 0.05 0.00 0.03 0.00 0.02 99.90 16:50:01 2 0.02 0.00 0.03 0.01 0.02 99.93 16:50:01 3 0.02 0.00 0.02 0.01 0.01 99.93 17:00:01 all 0.20 0.00 0.02 0.01 0.02 99.75 17:00:01 0 0.20 0.00 0.03 0.00 0.01 99.75 17:00:01 1 0.55 0.00 0.03 0.00 0.03 99.39 17:00:01 2 0.03 0.00 0.02 0.03 0.01 99.91 17:00:01 3 0.02 0.00 0.02 0.01 0.02 99.94 17:10:07 all 0.21 0.00 0.03 0.03 0.02 99.72 17:10:07 0 0.03 0.00 0.05 0.08 0.01 99.83 17:10:07 1 0.75 0.00 0.03 0.00 0.02 99.21 17:10:07 2 0.03 0.00 0.03 0.02 0.02 99.90 17:10:07 3 0.02 0.00 0.03 0.00 0.01 99.94 17:20:07 all 0.11 0.00 0.03 0.01 0.01 99.85 17:20:07 0 0.01 0.00 0.02 0.02 0.01 99.94 17:20:07 1 0.04 0.00 0.03 0.01 0.03 99.90 17:20:07 2 0.35 0.00 0.03 0.00 0.01 99.60 17:20:07 3 0.03 0.00 0.02 0.00 0.01 99.95 17:30:01 all 0.09 0.00 0.03 0.01 0.02 99.85 17:30:01 0 0.09 0.00 0.04 0.01 0.02 99.84 17:30:01 1 0.06 0.00 0.04 0.03 0.02 99.85 17:30:01 2 0.16 0.00 0.04 0.01 0.01 99.78 17:30:01 3 0.05 0.00 0.02 0.00 0.01 99.92 17:40:07 all 47.48 0.00 2.15 0.43 0.09 49.85 17:40:07 0 45.34 0.00 1.78 0.16 0.09 52.64 17:40:07 1 52.13 0.00 2.59 0.95 0.10 44.23 17:40:07 2 45.59 0.00 2.30 0.52 0.09 51.49 17:40:07 3 46.85 0.00 1.91 0.11 0.09 51.04 Average: all 5.43 0.00 0.27 0.09 0.03 94.18 Average: 0 5.16 0.00 0.23 0.03 0.03 94.54 Average: 1 6.06 0.00 0.32 0.11 0.04 93.47 Average: 2 5.23 0.00 0.28 0.07 0.03 94.38 Average: 3 5.27 0.00 0.23 0.14 0.03 94.32