---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19828 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 954 24903 4 6234 30670 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:a3:57:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.61/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84098sec preferred_lft 84098sec inet6 fe80::f816:3eff:fea3:5765/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:28:0d:78:84:9b 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-8c-8g-19828) 05/25/26 _x86_64_ (8 CPU) 08:46:28 LINUX RESTART (8 CPU) 08:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:00 23.82 0.73 20.58 2.51 27.05 3393.51 8292.79 09:10:00 35.22 0.01 30.50 4.70 0.12 2502.53 14428.31 09:20:00 31.40 0.01 27.52 3.87 0.09 2911.73 11849.11 Average: 30.14 0.25 26.20 3.69 9.09 2935.92 11523.40 08:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:00 25871368 29395948 2913916 8.87 161576 3591360 2903668 8.56 685624 5837572 14716 09:10:00 24771324 28837492 3468320 10.55 193696 4057368 3336448 9.84 810892 6782720 168168 09:20:00 24405096 28819912 3482216 10.60 218204 4346284 3624624 10.69 914024 7014640 13016 Average: 25015929 29017784 3288151 10.01 191159 3998337 3288247 9.70 803513 6544977 65300 08:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:00 lo 979.22 979.22 931.18 931.18 0.00 0.00 0.00 0.00 09:00:00 ens3 48.95 37.40 330.57 9.59 0.00 0.00 0.00 0.00 09:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:00 lo 1981.18 1981.18 1888.15 1888.15 0.00 0.00 0.00 0.00 09:10:00 ens3 21.65 17.26 8.42 5.60 0.00 0.00 0.00 0.00 09:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:00 lo 1545.26 1545.26 1471.22 1471.22 0.00 0.00 0.00 0.00 09:20:00 ens3 22.23 18.68 9.04 6.69 0.00 0.00 0.00 0.00 09:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1501.89 1501.89 1430.19 1430.19 0.00 0.00 0.00 0.00 Average: ens3 30.95 24.45 116.01 7.29 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-8c-8g-19828) 05/25/26 _x86_64_ (8 CPU) 08:46:28 LINUX RESTART (8 CPU) 08:50:00 CPU %user %nice %system %iowait %steal %idle 09:00:00 all 39.75 0.00 1.63 0.26 0.15 58.21 09:00:00 0 40.29 0.00 1.52 0.14 0.15 57.89 09:00:00 1 40.87 0.00 1.74 0.31 0.15 56.94 09:00:00 2 37.10 0.00 1.55 0.14 0.15 61.06 09:00:00 3 34.45 0.00 1.63 0.60 0.13 63.19 09:00:00 4 40.45 0.00 1.64 0.31 0.15 57.45 09:00:00 5 40.24 0.00 1.54 0.38 0.15 57.69 09:00:00 6 40.72 0.00 1.69 0.16 0.15 57.28 09:00:00 7 43.90 0.00 1.75 0.07 0.16 54.13 09:10:00 all 38.26 0.00 1.85 0.28 0.11 59.50 09:10:00 0 36.06 0.00 2.12 0.23 0.11 61.48 09:10:00 1 40.54 0.00 2.05 0.07 0.12 57.22 09:10:00 2 38.84 0.00 1.87 0.33 0.11 58.84 09:10:00 3 38.68 0.00 1.94 0.23 0.13 59.03 09:10:00 4 37.43 0.00 1.70 0.23 0.11 60.52 09:10:00 5 37.88 0.00 1.88 0.47 0.11 59.65 09:10:00 6 38.78 0.00 1.86 0.23 0.11 59.03 09:10:00 7 37.90 0.00 1.38 0.41 0.11 60.20 09:20:00 all 37.23 0.00 1.77 0.17 0.10 60.73 09:20:00 0 30.29 0.00 1.80 0.19 0.09 67.63 09:20:00 1 40.12 0.00 1.80 0.30 0.11 57.68 09:20:00 2 40.93 0.00 1.94 0.15 0.11 56.88 09:20:00 3 39.99 0.00 1.82 0.08 0.10 58.01 09:20:00 4 35.44 0.00 1.46 0.10 0.10 62.90 09:20:00 5 34.30 0.00 1.53 0.35 0.10 63.73 09:20:00 6 37.14 0.00 1.98 0.08 0.10 60.70 09:20:00 7 39.66 0.00 1.80 0.14 0.10 58.30 Average: all 38.42 0.00 1.75 0.24 0.12 59.48 Average: 0 35.54 0.00 1.81 0.19 0.12 62.34 Average: 1 40.51 0.00 1.86 0.23 0.12 57.28 Average: 2 38.96 0.00 1.79 0.21 0.12 58.92 Average: 3 37.70 0.00 1.80 0.30 0.12 60.08 Average: 4 37.77 0.00 1.60 0.21 0.12 60.29 Average: 5 37.47 0.00 1.65 0.40 0.12 60.36 Average: 6 38.88 0.00 1.84 0.15 0.12 59.00 Average: 7 40.49 0.00 1.64 0.20 0.12 57.54