---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1421 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 11G 145G 7% / 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 944 25653 4 5493 30679 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:47:78:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.199/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84481sec preferred_lft 84481sec inet6 fe80::f816:3eff:fe47:78ce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:ef:e1:5c:cc:13 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-1421) 01/17/26 _x86_64_ (8 CPU) 07:09:30 LINUX RESTART (8 CPU) 07:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:01 83.24 10.71 54.84 17.69 1926.40 9208.56 521233.01 07:30:05 38.11 0.11 33.03 4.98 5.12 2502.26 20583.10 07:40:05 32.24 0.03 28.32 3.89 0.43 2986.95 18205.31 Average: 51.19 3.61 38.73 8.85 643.37 4896.71 186514.79 07:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:01 25533692 29254816 3053708 9.29 155096 3806676 3272564 9.65 879956 6010964 1988 07:30:05 25443908 29623676 2680376 8.16 193736 4184816 3328116 9.81 977132 5967116 86568 07:40:05 23529224 28675888 3623448 11.03 223376 5063264 3667520 10.82 1116832 7657228 510652 Average: 24835608 29184793 3119177 9.49 190736 4351585 3422733 10.09 991307 6545103 199736 07:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:01 lo 835.63 835.63 794.17 794.17 0.00 0.00 0.00 0.00 07:20:01 ens3 147.70 108.68 1282.81 24.01 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:05 lo 2175.31 2175.31 2071.47 2071.47 0.00 0.00 0.00 0.00 07:30:05 ens3 40.12 30.82 17.26 13.57 0.00 0.00 0.00 0.00 07:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:05 lo 1525.46 1525.46 1451.41 1451.41 0.00 0.00 0.00 0.00 07:40:05 ens3 69.22 49.02 171.44 16.16 0.00 0.00 0.00 0.00 07:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1513.09 1513.09 1439.93 1439.93 0.00 0.00 0.00 0.00 Average: ens3 85.62 62.80 489.97 17.91 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-1421) 01/17/26 _x86_64_ (8 CPU) 07:09:30 LINUX RESTART (8 CPU) 07:10:00 CPU %user %nice %system %iowait %steal %idle 07:20:01 all 36.94 0.00 1.67 0.32 0.07 60.99 07:20:01 0 35.82 0.00 1.74 0.49 0.07 61.88 07:20:01 1 38.57 0.00 1.91 0.67 0.07 58.78 07:20:01 2 40.47 0.00 1.61 0.21 0.08 57.64 07:20:01 3 43.06 0.00 2.05 0.19 0.08 54.63 07:20:01 4 34.35 0.00 1.38 0.16 0.07 64.04 07:20:01 5 29.81 0.00 1.52 0.49 0.07 68.11 07:20:01 6 35.68 0.00 1.68 0.18 0.07 62.38 07:20:01 7 37.78 0.00 1.51 0.21 0.07 60.45 07:30:05 all 35.77 0.00 1.77 0.13 0.07 62.26 07:30:05 0 32.67 0.00 1.56 0.08 0.07 65.62 07:30:05 1 36.48 0.00 1.92 0.11 0.07 61.41 07:30:05 2 34.13 0.00 2.13 0.08 0.07 63.59 07:30:05 3 39.15 0.00 2.13 0.10 0.07 58.54 07:30:05 4 35.15 0.00 1.69 0.10 0.06 63.00 07:30:05 5 35.20 0.00 1.66 0.37 0.06 62.71 07:30:05 6 36.66 0.00 1.55 0.12 0.07 61.60 07:30:05 7 36.75 0.00 1.52 0.08 0.06 61.59 07:40:05 all 35.66 0.00 1.72 0.13 0.07 62.41 07:40:05 0 35.09 0.00 1.43 0.27 0.07 63.14 07:40:05 1 37.78 0.00 2.09 0.13 0.07 59.93 07:40:05 2 37.71 0.00 1.75 0.10 0.07 60.37 07:40:05 3 39.83 0.00 1.59 0.06 0.07 58.44 07:40:05 4 38.01 0.00 1.94 0.14 0.07 59.83 07:40:05 5 36.21 0.00 1.98 0.14 0.07 61.60 07:40:05 6 30.98 0.00 1.49 0.06 0.07 67.40 07:40:05 7 29.70 0.00 1.52 0.18 0.06 68.54 Average: all 36.13 0.00 1.72 0.20 0.07 61.88 Average: 0 34.52 0.00 1.58 0.28 0.07 63.55 Average: 1 37.61 0.00 1.98 0.30 0.07 60.04 Average: 2 37.43 0.00 1.83 0.13 0.07 60.54 Average: 3 40.68 0.00 1.92 0.12 0.07 57.20 Average: 4 35.84 0.00 1.67 0.13 0.07 62.29 Average: 5 33.74 0.00 1.72 0.33 0.07 64.14 Average: 6 34.45 0.00 1.57 0.12 0.07 63.79 Average: 7 34.75 0.00 1.51 0.16 0.06 63.52