---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-21058 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 17G 139G 11% / 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 796 19421 4 11874 30828 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:6f:1b:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.121/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84801sec preferred_lft 84801sec inet6 fe80::f816:3eff:fe6f:1bda/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:54:56:58:a0:62 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 inet6 fe80::5854:56ff:fe58:a062/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-21058) 05/29/26 _x86_64_ (8 CPU) 00:36:23 LINUX RESTART (8 CPU) 00:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:28 14.15 0.30 13.00 0.84 10.94 5371.54 1194.33 01:00:00 67.37 2.04 48.50 16.83 297.70 24053.07 518166.98 Average: 39.64 1.13 30.00 8.50 148.28 14318.78 248790.71 00:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:28 24397456 28812640 3494220 10.63 147848 4480140 3628312 10.70 847752 7154288 276 01:00:00 20182940 31642692 632704 1.93 225000 11166952 1408852 4.15 2999264 8874532 736 Average: 22290198 30227666 2063462 6.28 186424 7823546 2518582 7.43 1923508 8014410 506 00:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:28 lo 5.56 5.56 0.53 0.53 0.00 0.00 0.00 0.00 00:50:28 ens3 70.79 57.26 377.60 13.43 0.00 0.00 0.00 0.00 00:50:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:00 lo 4725.34 4725.34 4514.54 4514.54 0.00 0.00 0.00 0.00 01:00:00 ens3 68.86 53.16 575.18 12.86 0.00 0.00 0.00 0.00 01:00:00 docker0 3.63 4.30 0.23 94.68 0.00 0.00 0.00 0.00 01:00:00 veth798b81c 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:00 vethd3ad2e9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2266.03 2266.03 2162.45 2162.45 0.00 0.00 0.00 0.00 Average: ens3 69.87 55.30 472.23 13.16 0.00 0.00 0.00 0.00 Average: docker0 1.74 2.06 0.11 45.34 0.00 0.00 0.00 0.00 Average: veth798b81c 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethd3ad2e9 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-21058) 05/29/26 _x86_64_ (8 CPU) 00:36:23 LINUX RESTART (8 CPU) 00:40:05 CPU %user %nice %system %iowait %steal %idle 00:50:28 all 38.24 0.00 1.35 0.06 0.08 60.27 00:50:28 0 36.65 0.00 1.54 0.07 0.08 61.66 00:50:28 1 43.20 0.00 1.37 0.00 0.08 55.34 00:50:28 2 31.20 0.00 1.18 0.09 0.07 67.45 00:50:28 3 40.24 0.00 1.46 0.08 0.07 58.14 00:50:28 4 40.53 0.00 1.47 0.03 0.08 57.89 00:50:28 5 40.85 0.00 1.43 0.15 0.08 57.49 00:50:28 6 38.33 0.00 1.14 0.04 0.07 60.42 00:50:28 7 34.89 0.00 1.22 0.03 0.07 63.79 01:00:00 all 19.36 0.00 2.19 0.27 0.05 78.14 01:00:00 0 14.77 0.00 1.24 0.03 0.05 83.91 01:00:00 1 22.57 0.00 3.24 0.61 0.05 73.53 01:00:00 2 21.35 0.00 1.77 0.12 0.05 76.71 01:00:00 3 23.38 0.00 3.17 0.26 0.06 73.13 01:00:00 4 18.84 0.00 1.40 0.23 0.05 79.49 01:00:00 5 20.93 0.00 2.73 0.08 0.06 76.20 01:00:00 6 17.43 0.00 2.89 0.30 0.05 79.32 01:00:00 7 15.62 0.00 1.07 0.50 0.05 82.77 Average: all 29.21 0.00 1.75 0.16 0.06 68.82 Average: 0 26.18 0.00 1.40 0.05 0.06 72.31 Average: 1 33.35 0.00 2.26 0.29 0.07 64.03 Average: 2 26.49 0.00 1.46 0.10 0.06 71.88 Average: 3 32.18 0.00 2.28 0.17 0.07 65.31 Average: 4 30.14 0.00 1.44 0.12 0.06 68.23 Average: 5 31.34 0.00 2.05 0.12 0.07 66.42 Average: 6 28.35 0.00 1.98 0.16 0.06 69.45 Average: 7 25.66 0.00 1.15 0.26 0.06 72.88