---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-17428 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 17G 61G 22% / 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 708 12947 3 2332 14938 Swap: 1023 19 1004 ---> 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:db:c0:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.154/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81649sec preferred_lft 81649sec inet6 fe80::f816:3eff:fedb:c011/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:2f:28:0a:81:b0 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-16g-17428) 05/21/26 _x86_64_ (4 CPU) 14:09:41 LINUX RESTART (4 CPU) 14:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:14 151.92 15.71 131.43 4.77 2001.22 40153.26 15370.06 14:30:12 60.35 20.46 37.89 2.00 1038.86 3426.67 3445.53 14:40:00 13.67 1.05 11.97 0.65 24.54 326.10 1183.75 14:50:15 23.76 0.15 8.81 14.80 2.70 527.20 207994.79 15:00:29 13.64 0.10 13.01 0.53 3.64 389.85 783.93 15:10:29 11.83 0.07 11.29 0.48 1.56 357.04 630.07 15:20:29 5.25 0.03 5.06 0.16 0.72 142.75 109.09 Average: 40.33 5.37 31.57 3.39 441.84 6556.25 33365.67 14:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:14 1563592 12920448 3000204 18.32 260356 10832300 3768648 21.63 2103076 11876408 456296 14:30:12 4416160 6059540 9882264 60.36 260360 1504872 11790876 67.68 981840 10544096 1140 14:40:00 4361116 6030120 9912760 60.54 261920 1528740 10724972 61.56 1001252 10580752 624 14:50:15 13548716 15338072 610156 3.73 267952 1640872 1339224 7.69 1047996 1366372 9736 15:00:29 11178684 13016136 2931104 17.90 270644 1686216 3720236 21.35 1063836 3712768 24 15:10:29 9607016 11498012 4448544 27.17 272564 1737772 5209668 29.90 1068412 5284692 112 15:20:29 9547144 11456420 4489948 27.42 273028 1755592 5240184 30.08 1069876 5346356 84 Average: 7746061 10902678 5039283 30.78 266689 2955195 5970544 34.27 1190898 6958778 66859 14:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:14 lo 3.34 3.34 2.31 2.31 0.00 0.00 0.00 0.00 14:20:14 ens3 178.31 134.78 2045.31 17.97 0.00 0.00 0.00 0.00 14:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:12 lo 27.49 27.49 21.80 21.80 0.00 0.00 0.00 0.00 14:30:12 ens3 1.56 1.49 0.35 1.11 0.00 0.00 0.00 0.00 14:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:00 lo 38.04 38.04 15.61 15.61 0.00 0.00 0.00 0.00 14:40:00 ens3 1.20 0.95 0.29 0.24 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 14:50:15 lo 14.37 14.37 7.07 7.07 0.00 0.00 0.00 0.00 14:50:15 ens3 0.66 0.58 0.19 0.15 0.00 0.00 0.00 0.00 14:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:29 lo 8.46 8.46 3.74 3.74 0.00 0.00 0.00 0.00 15:00:29 ens3 1.35 0.66 0.41 0.27 0.00 0.00 0.00 0.00 15:00:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:29 lo 15.99 15.99 8.73 8.73 0.00 0.00 0.00 0.00 15:10:29 ens3 0.69 0.62 0.14 0.11 0.00 0.00 0.00 0.00 15:10:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:29 lo 20.51 20.51 8.62 8.62 0.00 0.00 0.00 0.00 15:20:29 ens3 0.64 0.52 0.14 0.11 0.00 0.00 0.00 0.00 15:20:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.16 18.16 9.62 9.62 0.00 0.00 0.00 0.00 Average: ens3 26.72 20.23 296.76 2.89 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-16g-17428) 05/21/26 _x86_64_ (4 CPU) 14:09:41 LINUX RESTART (4 CPU) 14:10:01 CPU %user %nice %system %iowait %steal %idle 14:20:14 all 44.35 0.00 2.57 0.64 0.09 52.35 14:20:14 0 44.75 0.00 2.50 0.70 0.09 51.96 14:20:14 1 45.24 0.00 2.50 0.46 0.09 51.71 14:20:14 2 44.74 0.00 2.58 0.49 0.09 52.10 14:20:14 3 42.65 0.00 2.71 0.92 0.09 53.63 14:30:12 all 49.85 0.00 1.97 0.23 0.11 47.85 14:30:12 0 50.54 0.00 1.92 0.18 0.11 47.25 14:30:12 1 49.73 0.00 1.95 0.13 0.11 48.09 14:30:12 2 49.36 0.00 2.16 0.18 0.11 48.19 14:30:12 3 49.76 0.00 1.85 0.42 0.11 47.85 14:40:00 all 25.61 0.00 1.09 0.05 0.11 73.15 14:40:00 0 25.67 0.00 1.07 0.02 0.11 73.14 14:40:00 1 25.40 0.00 1.01 0.06 0.11 73.44 14:40:00 2 25.50 0.00 1.16 0.06 0.11 73.17 14:40:00 3 25.89 0.00 1.11 0.06 0.11 72.84 14:50:15 all 15.20 0.00 0.75 0.04 0.09 83.91 14:50:15 0 14.96 0.00 0.77 0.04 0.09 84.14 14:50:15 1 16.19 0.00 0.79 0.04 0.10 82.89 14:50:15 2 15.56 0.00 0.70 0.06 0.10 83.58 14:50:15 3 14.11 0.00 0.72 0.03 0.09 85.05 15:00:29 all 19.33 0.00 0.70 0.06 0.09 79.83 15:00:29 0 19.70 0.00 0.69 0.03 0.08 79.50 15:00:29 1 19.64 0.00 0.76 0.16 0.09 79.34 15:00:29 2 19.33 0.00 0.68 0.02 0.09 79.88 15:00:29 3 18.66 0.00 0.66 0.01 0.09 80.59 15:10:29 all 20.24 0.00 0.72 0.04 0.09 78.91 15:10:29 0 20.44 0.00 0.65 0.04 0.08 78.79 15:10:29 1 21.08 0.00 0.69 0.02 0.10 78.12 15:10:29 2 19.30 0.00 0.77 0.06 0.09 79.79 15:10:29 3 20.16 0.00 0.75 0.04 0.08 78.96 15:20:29 all 8.56 0.00 0.47 0.03 0.09 90.86 15:20:29 0 8.65 0.00 0.44 0.02 0.08 90.80 15:20:29 1 8.77 0.00 0.50 0.03 0.10 90.60 15:20:29 2 8.59 0.00 0.43 0.02 0.08 90.88 15:20:29 3 8.23 0.00 0.52 0.02 0.09 91.14 Average: all 26.12 0.00 1.18 0.16 0.09 72.45 Average: 0 26.34 0.00 1.15 0.15 0.09 72.27 Average: 1 26.54 0.00 1.17 0.13 0.10 72.06 Average: 2 26.01 0.00 1.21 0.13 0.10 72.56 Average: 3 25.60 0.00 1.19 0.21 0.09 72.90