---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-19819 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 11G 67G 14% / 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 702 10387 4 4900 14944 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:f8:fb:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.164/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79434sec preferred_lft 79434sec inet6 fe80::f816:3eff:fef8:fb0f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:d6:70:75:5c:ee 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-19819) 05/25/26 _x86_64_ (4 CPU) 08:17:51 LINUX RESTART (4 CPU) 08:20:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:12 3.91 0.10 3.54 0.28 4.21 263.12 538.91 08:40:01 1.47 0.01 1.46 0.00 0.04 16.80 0.19 08:50:01 1.39 0.00 1.39 0.00 0.00 15.35 0.00 09:00:10 1.45 0.00 1.45 0.00 0.00 16.52 0.00 09:10:02 1.35 0.00 1.35 0.00 0.00 14.72 0.00 09:20:02 14.38 0.00 1.58 12.79 0.16 17.58 242666.51 09:30:03 1.39 0.00 1.39 0.00 0.00 15.57 0.00 09:40:09 7.74 1.33 6.28 0.13 96.67 1050.24 464.08 09:50:10 26.74 2.80 22.82 1.12 159.87 4172.85 2724.49 10:00:04 14.66 0.79 12.80 1.07 28.37 2131.53 2185.19 10:10:09 24.68 0.39 20.02 4.27 13.47 3108.87 9191.54 Average: 9.03 0.49 6.75 1.79 27.64 986.38 23461.73 08:20:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:12 13682828 15524772 492240 3.01 56932 2010896 1139352 6.54 224944 2204588 196 08:40:01 13682140 15524680 492304 3.01 57536 2010876 1139352 6.54 225536 2205396 12 08:50:01 13682140 15525404 491660 3.00 58116 2011012 1139476 6.54 226116 2208720 148 09:00:10 13681892 15525808 491228 3.00 58728 2011028 1139672 6.54 226752 2214968 12 09:10:02 13681652 15526128 490884 3.00 59280 2011028 1139668 6.54 227284 2214788 148 09:20:02 13676612 15526584 490400 3.00 60092 2015676 1139672 6.54 232820 2214752 224 09:30:03 13676360 15527160 489784 2.99 60700 2015880 1139804 6.54 233432 2215224 224 09:40:09 13107204 15336300 659180 4.03 86168 2350316 1266316 7.27 360460 2634724 80604 09:50:10 10787904 14099104 1861448 11.37 131944 3311708 2179224 12.51 570784 4646316 23968 10:00:04 8889664 13153140 2799576 17.10 165072 4152412 2926584 16.80 757812 6249664 340228 10:10:09 10714292 15372308 577956 3.53 177572 4511288 1099376 6.31 933084 4228344 4 Average: 12660244 15149217 848787 5.18 88376 2582920 1404409 8.06 383548 3021589 40524 08:20:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:12 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 08:30:12 ens3 4.50 2.03 84.68 0.18 0.00 0.00 0.00 0.00 08:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:40:01 ens3 0.41 0.11 0.08 0.04 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:01 ens3 0.60 0.20 0.21 0.13 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:10 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:00:10 ens3 1.18 0.61 0.33 0.81 0.00 0.00 0.00 0.00 09:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:10:02 ens3 0.44 0.13 0.11 0.06 0.00 0.00 0.00 0.00 09:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:20:02 ens3 0.31 0.09 0.05 0.02 0.00 0.00 0.00 0.00 09:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:30:03 ens3 0.58 0.21 0.18 0.11 0.00 0.00 0.00 0.00 09:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:09 lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 09:40:09 ens3 41.61 31.24 224.20 11.82 0.00 0.00 0.00 0.00 09:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:10 lo 0.89 0.89 0.09 0.09 0.00 0.00 0.00 0.00 09:50:10 ens3 81.58 69.91 698.86 15.80 0.00 0.00 0.00 0.00 09:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:04 lo 307.11 307.11 292.27 292.27 0.00 0.00 0.00 0.00 10:00:04 ens3 80.00 58.06 329.73 16.14 0.00 0.00 0.00 0.00 10:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:09 lo 2672.02 2672.02 2543.59 2543.59 0.00 0.00 0.00 0.00 10:10:09 ens3 56.01 50.59 119.32 73.32 0.00 0.00 0.00 0.00 10:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 272.87 272.87 259.61 259.61 0.00 0.00 0.00 0.00 Average: ens3 24.33 19.42 132.69 10.83 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-19819) 05/25/26 _x86_64_ (4 CPU) 08:17:51 LINUX RESTART (4 CPU) 08:20:12 CPU %user %nice %system %iowait %steal %idle 08:30:12 all 0.38 0.00 0.12 0.06 0.01 99.42 08:30:12 0 0.25 0.00 0.24 0.02 0.01 99.49 08:30:12 1 0.71 0.00 0.08 0.05 0.02 99.14 08:30:12 2 0.37 0.00 0.11 0.05 0.02 99.46 08:30:12 3 0.20 0.00 0.08 0.13 0.01 99.59 08:40:01 all 0.26 0.00 0.03 0.02 0.01 99.68 08:40:01 0 0.01 0.00 0.01 0.01 0.00 99.97 08:40:01 1 0.05 0.00 0.04 0.00 0.02 99.89 08:40:01 2 0.95 0.00 0.04 0.07 0.02 98.93 08:40:01 3 0.02 0.00 0.03 0.01 0.01 99.94 08:50:01 all 0.14 0.00 0.03 0.01 0.01 99.81 08:50:01 0 0.01 0.00 0.01 0.00 0.01 99.96 08:50:01 1 0.02 0.00 0.01 0.00 0.01 99.96 08:50:01 2 0.51 0.00 0.05 0.03 0.03 99.39 08:50:01 3 0.02 0.00 0.03 0.00 0.02 99.93 09:00:10 all 0.17 0.00 0.03 0.01 0.01 99.77 09:00:10 0 0.02 0.00 0.02 0.00 0.01 99.95 09:00:10 1 0.03 0.00 0.02 0.00 0.01 99.94 09:00:10 2 0.60 0.00 0.04 0.03 0.02 99.31 09:00:10 3 0.04 0.00 0.05 0.00 0.02 99.89 09:10:02 all 0.08 0.00 0.03 0.01 0.01 99.87 09:10:02 0 0.26 0.00 0.05 0.00 0.02 99.66 09:10:02 1 0.02 0.00 0.02 0.00 0.01 99.96 09:10:02 2 0.02 0.00 0.02 0.03 0.01 99.92 09:10:02 3 0.03 0.00 0.03 0.00 0.02 99.92 09:20:02 all 0.11 0.00 0.03 0.04 0.02 99.80 09:20:02 0 0.12 0.00 0.02 0.01 0.01 99.84 09:20:02 1 0.04 0.00 0.06 0.10 0.02 99.78 09:20:02 2 0.02 0.00 0.02 0.00 0.01 99.94 09:20:02 3 0.26 0.00 0.03 0.04 0.02 99.65 09:30:03 all 0.06 0.00 0.02 0.65 0.01 99.25 09:30:03 0 0.02 0.00 0.02 0.48 0.01 99.47 09:30:03 1 0.02 0.00 0.02 0.02 0.01 99.92 09:30:03 2 0.02 0.00 0.03 0.06 0.01 99.88 09:30:03 3 0.18 0.00 0.03 2.06 0.02 97.71 09:40:09 all 1.74 0.00 0.19 5.69 0.02 92.36 09:40:09 0 1.66 0.00 0.21 1.07 0.01 97.04 09:40:09 1 1.53 0.00 0.23 17.82 0.02 80.39 09:40:09 2 1.83 0.00 0.21 1.54 0.02 96.40 09:40:09 3 1.92 0.00 0.12 2.30 0.02 95.63 09:50:10 all 40.75 0.00 1.42 6.66 0.08 51.09 09:50:10 0 39.34 0.00 1.33 1.82 0.07 57.44 09:50:10 1 42.08 0.00 1.43 5.16 0.08 51.25 09:50:10 2 41.06 0.00 1.60 7.24 0.08 50.02 09:50:10 3 40.54 0.00 1.31 12.43 0.08 45.64 10:00:04 all 61.05 0.00 2.05 4.01 0.10 32.79 10:00:04 0 61.29 0.00 2.02 3.50 0.10 33.10 10:00:04 1 60.97 0.00 2.02 2.09 0.10 34.82 10:00:04 2 62.93 0.00 2.27 3.09 0.10 31.61 10:00:04 3 59.00 0.00 1.88 7.37 0.10 31.66 10:10:09 all 34.26 0.00 2.09 11.02 0.08 52.55 10:10:09 0 35.03 0.00 2.08 14.05 0.07 48.77 10:10:09 1 33.95 0.00 2.08 7.90 0.08 56.00 10:10:09 2 35.13 0.00 2.24 13.68 0.08 48.87 10:10:09 3 32.94 0.00 1.95 8.45 0.08 56.58 Average: CPU %user %nice %system %iowait %steal %idle Average: all 12.60 0.00 0.55 2.57 0.03 84.24 Average: 0 12.52 0.00 0.55 1.91 0.03 84.99 Average: 1 12.64 0.00 0.54 3.04 0.03 83.74 Average: 2 13.00 0.00 0.60 2.35 0.04 84.01 Average: 3 12.25 0.00 0.50 2.98 0.04 84.22