---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-38742 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 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 776 25157 4 6158 30848 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:40:80:a0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.64/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82112sec preferred_lft 82112sec inet6 fe80::f816:3eff:fe40:80a0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:8a:6d:6f:69:f1 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38742) 08/19/26 _x86_64_ (8 CPU) 07:17:46 LINUX RESTART (8 CPU) 07:20:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:11 1.79 0.03 1.75 0.01 1.07 21.44 0.63 07:40:11 15.52 0.01 1.68 13.84 0.19 19.09 513740.90 07:50:11 1.54 0.00 1.54 0.00 0.00 17.44 0.00 08:00:11 1.54 0.00 1.54 0.00 0.00 17.48 0.00 08:10:11 1.57 0.00 1.57 0.00 0.00 17.47 0.00 08:20:11 26.40 1.74 24.63 0.03 63.72 1021.00 187.95 Average: 8.06 0.30 5.45 2.31 10.83 185.65 85655.15 07:20:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:11 30230708 31900720 486856 1.48 59420 1948636 1523316 4.49 197256 2156440 32 07:40:11 30218892 31899900 487276 1.48 60312 1958672 1523316 4.49 208088 2157536 32 07:50:11 30214372 31896016 491280 1.49 60904 1958680 1523316 4.49 208676 2158124 36 08:00:11 30210652 31892872 494344 1.50 61456 1958688 1523380 4.49 209228 2161296 8 08:10:11 30207912 31890748 496376 1.51 62040 1958700 1523444 4.49 209816 2163048 36 08:20:11 28672548 30832256 1533748 4.67 80956 2398980 2006180 5.92 276052 3587136 228284 Average: 29959181 31718752 664980 2.02 64181 2030393 1603825 4.73 218186 2397263 38071 07:20:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:11 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 07:30:11 ens3 0.41 0.11 0.09 0.04 0.00 0.00 0.00 0.00 07:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:40:11 ens3 0.29 0.10 0.05 0.02 0.00 0.00 0.00 0.00 07:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:50:11 ens3 0.24 0.08 0.04 0.02 0.00 0.00 0.00 0.00 07:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:00:11 ens3 0.56 0.22 0.19 0.12 0.00 0.00 0.00 0.00 08:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:10:11 ens3 0.40 0.16 0.11 0.07 0.00 0.00 0.00 0.00 08:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:11 lo 10.85 10.85 45.56 45.56 0.00 0.00 0.00 0.00 08:20:11 ens3 163.96 110.37 696.05 34.82 0.00 0.00 0.00 0.00 08:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.89 1.89 7.60 7.60 0.00 0.00 0.00 0.00 Average: ens3 27.64 18.51 116.09 5.85 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38742) 08/19/26 _x86_64_ (8 CPU) 07:17:46 LINUX RESTART (8 CPU) 07:20:11 CPU %user %nice %system %iowait %steal %idle 07:30:11 all 0.10 0.00 0.01 0.01 0.01 99.87 07:30:11 0 0.01 0.00 0.00 0.00 0.00 99.99 07:30:11 1 0.02 0.00 0.02 0.00 0.00 99.96 07:30:11 2 0.03 0.00 0.04 0.04 0.02 99.88 07:30:11 3 0.02 0.00 0.01 0.01 0.01 99.95 07:30:11 4 0.01 0.00 0.01 0.00 0.01 99.96 07:30:11 5 0.69 0.00 0.01 0.00 0.01 99.28 07:30:11 6 0.01 0.00 0.01 0.00 0.01 99.97 07:30:11 7 0.02 0.00 0.01 0.00 0.01 99.96 07:40:11 all 0.11 0.00 0.02 0.02 0.01 99.85 07:40:11 0 0.01 0.00 0.01 0.00 0.01 99.98 07:40:11 1 0.01 0.00 0.02 0.00 0.01 99.95 07:40:11 2 0.01 0.00 0.01 0.03 0.00 99.95 07:40:11 3 0.03 0.00 0.03 0.15 0.01 99.78 07:40:11 4 0.01 0.00 0.01 0.00 0.01 99.97 07:40:11 5 0.77 0.00 0.02 0.00 0.01 99.20 07:40:11 6 0.01 0.00 0.01 0.00 0.01 99.97 07:40:11 7 0.01 0.00 0.01 0.01 0.01 99.97 07:50:11 all 0.09 0.00 0.01 0.01 0.01 99.88 07:50:11 0 0.01 0.00 0.01 0.00 0.01 99.98 07:50:11 1 0.01 0.00 0.02 0.00 0.01 99.96 07:50:11 2 0.01 0.00 0.02 0.03 0.01 99.94 07:50:11 3 0.02 0.00 0.00 0.00 0.00 99.97 07:50:11 4 0.01 0.00 0.01 0.00 0.01 99.97 07:50:11 5 0.64 0.00 0.02 0.00 0.01 99.32 07:50:11 6 0.02 0.00 0.03 0.00 0.02 99.93 07:50:11 7 0.01 0.00 0.01 0.00 0.00 99.98 08:00:11 all 0.10 0.00 0.01 0.01 0.01 99.87 08:00:11 0 0.01 0.00 0.01 0.00 0.01 99.98 08:00:11 1 0.01 0.00 0.01 0.00 0.01 99.98 08:00:11 2 0.01 0.00 0.03 0.04 0.01 99.92 08:00:11 3 0.02 0.00 0.01 0.00 0.00 99.97 08:00:11 4 0.01 0.00 0.01 0.00 0.01 99.97 08:00:11 5 0.74 0.00 0.02 0.00 0.01 99.23 08:00:11 6 0.02 0.00 0.02 0.00 0.02 99.93 08:00:11 7 0.01 0.00 0.00 0.00 0.00 99.99 08:10:11 all 0.01 0.00 0.01 0.00 0.01 99.97 08:10:11 0 0.02 0.00 0.02 0.00 0.01 99.96 08:10:11 1 0.00 0.00 0.00 0.00 0.00 99.99 08:10:11 2 0.02 0.00 0.02 0.03 0.01 99.92 08:10:11 3 0.01 0.00 0.01 0.00 0.00 99.99 08:10:11 4 0.00 0.00 0.01 0.00 0.01 99.98 08:10:11 5 0.02 0.00 0.01 0.00 0.01 99.96 08:10:11 6 0.02 0.00 0.02 0.00 0.03 99.93 08:10:11 7 0.01 0.00 0.00 0.00 0.00 99.99 08:20:11 all 1.92 0.00 0.20 0.07 0.02 97.81 08:20:11 0 2.13 0.00 0.18 0.01 0.01 97.67 08:20:11 1 1.79 0.00 0.16 0.03 0.01 98.01 08:20:11 2 2.03 0.00 0.23 0.03 0.02 97.70 08:20:11 3 1.93 0.00 0.16 0.01 0.01 97.89 08:20:11 4 1.91 0.00 0.21 0.01 0.03 97.85 08:20:11 5 1.89 0.00 0.23 0.34 0.02 97.52 08:20:11 6 1.58 0.00 0.13 0.03 0.02 98.23 08:20:11 7 2.07 0.00 0.27 0.07 0.01 97.58 Average: all 0.39 0.00 0.04 0.02 0.01 99.54 Average: 0 0.36 0.00 0.04 0.00 0.01 99.59 Average: 1 0.31 0.00 0.04 0.01 0.01 99.64 Average: 2 0.35 0.00 0.06 0.03 0.01 99.55 Average: 3 0.34 0.00 0.04 0.03 0.01 99.59 Average: 4 0.32 0.00 0.04 0.00 0.01 99.62 Average: 5 0.79 0.00 0.05 0.06 0.01 99.09 Average: 6 0.28 0.00 0.04 0.01 0.02 99.66 Average: 7 0.36 0.00 0.05 0.01 0.01 99.58