---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-34086 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 18G 138G 12% / 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 753 19014 4 12324 30871 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:6b:64:4f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.193/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84501sec preferred_lft 84501sec inet6 fe80::f816:3eff:fe6b:644f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:85:0e:2a:b6:2b 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::d885:eff:fe2a:b62b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-34086) 08/11/26 _x86_64_ (8 CPU) 00:29:44 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 65.61 11.85 52.12 1.65 1615.69 12791.19 3458.86 00:50:01 22.74 0.48 21.77 0.50 16.97 15500.99 541.47 01:00:01 35.38 1.91 32.43 1.04 315.67 10149.85 3041.13 Average: 41.26 4.75 35.44 1.06 649.90 12814.00 2347.68 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 25443896 29661224 2648564 8.06 140420 4302648 2885760 8.51 776308 6197612 32008 00:50:01 18911116 27778340 4511284 13.73 190228 8726808 4810460 14.19 2119632 11167292 284 01:00:01 18697540 30714536 1557656 4.74 229460 11696324 2187200 6.45 3119984 10237276 68580 Average: 21017517 29384700 2905835 8.84 186703 8241927 3294473 9.72 2005308 9200727 33624 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 5.75 5.75 0.55 0.55 0.00 0.00 0.00 0.00 00:40:01 ens3 163.23 125.69 1248.14 25.26 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 234.71 234.71 229.80 229.80 0.00 0.00 0.00 0.00 00:50:01 ens3 55.37 46.74 337.93 12.50 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 lo 15.78 15.78 1.79 1.79 0.00 0.00 0.00 0.00 01:00:01 ens3 197.75 192.92 375.20 2847.20 0.00 0.00 0.00 0.00 01:00:01 docker0 84.43 93.06 1421.92 11.39 0.00 0.00 0.00 0.00 Average: lo 85.38 85.38 77.34 77.34 0.00 0.00 0.00 0.00 Average: ens3 138.79 121.79 654.04 961.21 0.00 0.00 0.00 0.00 Average: docker0 28.13 31.01 473.75 3.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-34086) 08/11/26 _x86_64_ (8 CPU) 00:29:44 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.01 0.00 1.76 0.36 0.10 64.77 00:40:01 0 31.38 0.00 1.86 0.11 0.09 66.56 00:40:01 1 31.79 0.00 1.86 0.84 0.10 65.42 00:40:01 2 33.15 0.00 1.84 0.14 0.10 64.78 00:40:01 3 36.71 0.00 1.92 0.22 0.10 61.04 00:40:01 4 31.59 0.00 1.51 0.72 0.10 66.08 00:40:01 5 32.47 0.00 1.56 0.31 0.10 65.57 00:40:01 6 36.43 0.00 2.01 0.33 0.10 61.13 00:40:01 7 30.59 0.00 1.49 0.24 0.09 67.59 00:50:01 all 25.14 0.00 1.28 0.25 0.09 73.24 00:50:01 0 26.08 0.00 1.29 0.36 0.08 72.18 00:50:01 1 25.58 0.00 1.40 0.39 0.09 72.53 00:50:01 2 21.31 0.00 1.09 0.34 0.09 77.18 00:50:01 3 25.75 0.00 1.39 0.02 0.10 72.75 00:50:01 4 26.39 0.00 1.40 0.05 0.09 72.07 00:50:01 5 26.72 0.00 1.43 0.04 0.09 71.72 00:50:01 6 23.10 0.00 0.99 0.73 0.09 75.09 00:50:01 7 26.16 0.00 1.26 0.09 0.09 72.41 01:00:01 all 11.18 0.00 1.11 1.17 0.07 86.47 01:00:01 0 12.22 0.00 1.04 0.36 0.06 86.33 01:00:01 1 8.16 0.00 0.64 0.06 0.06 91.08 01:00:01 2 12.03 0.00 0.85 5.70 0.08 81.35 01:00:01 3 11.77 0.00 1.53 0.91 0.09 85.71 01:00:01 4 16.05 0.00 1.81 0.57 0.06 81.50 01:00:01 5 10.13 0.00 1.28 0.42 0.07 88.10 01:00:01 6 7.89 0.00 0.85 0.56 0.07 90.64 01:00:01 7 11.21 0.00 0.90 0.80 0.07 87.02 Average: all 23.12 0.00 1.38 0.60 0.08 74.82 Average: 0 23.23 0.00 1.40 0.28 0.08 75.02 Average: 1 21.85 0.00 1.30 0.43 0.08 76.34 Average: 2 22.16 0.00 1.26 2.06 0.09 74.43 Average: 3 24.75 0.00 1.61 0.38 0.09 73.16 Average: 4 24.68 0.00 1.58 0.45 0.08 73.21 Average: 5 23.11 0.00 1.42 0.26 0.09 75.12 Average: 6 22.47 0.00 1.28 0.54 0.09 75.62 Average: 7 22.66 0.00 1.21 0.38 0.08 75.67