---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18445 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 754 21626 4 9711 30869 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:d8:cb:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.59/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84267sec preferred_lft 84267sec inet6 fe80::f816:3eff:fed8:cbf8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:16:9a:56:e8:31 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::fc16:9aff:fe56:e831/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-18445) 09/07/26 _x86_64_ (8 CPU) 06:25:53 LINUX RESTART (8 CPU) 06:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:39 2.04 0.03 2.00 0.01 1.44 24.51 103.65 06:50:23 128.31 0.79 121.71 5.81 45.77 15862.49 25662.83 07:00:13 54.74 0.02 51.61 3.12 1.33 19844.74 236053.99 Average: 60.00 0.27 56.83 2.90 15.72 11601.84 85299.56 06:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:39 28898904 31366168 973836 2.96 107664 2659216 1624524 4.79 320640 3271232 8 06:50:23 25273048 31225948 1065196 3.24 210788 5825232 1725296 5.09 1888980 5048652 268940 07:00:13 22201824 31229128 1050648 3.20 279564 8736824 1662232 4.90 3412536 6489924 9660 Average: 25457925 31273748 1029893 3.13 199339 5740424 1670684 4.93 1874052 4936603 92869 06:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:39 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 06:40:39 ens3 0.84 0.54 0.30 0.83 0.00 0.00 0.00 0.00 06:40:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:23 lo 0.56 0.56 0.06 0.06 0.00 0.00 0.00 0.00 06:50:23 ens3 189.90 114.92 1519.37 404.36 0.00 0.00 0.00 0.00 06:50:23 docker0 54.18 99.69 3.00 842.97 0.00 0.00 0.00 0.00 06:50:23 veth08b1290 26.34 42.06 1.83 434.51 0.00 0.00 0.00 0.04 07:00:13 lo 0.24 0.24 0.02 0.02 0.00 0.00 0.00 0.00 07:00:13 ens3 101.52 63.67 277.71 1145.66 0.00 0.00 0.00 0.00 07:00:13 docker0 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 94.72 58.06 581.26 504.46 0.00 0.00 0.00 0.00 Average: docker0 17.50 32.19 0.97 272.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-18445) 09/07/26 _x86_64_ (8 CPU) 06:25:53 LINUX RESTART (8 CPU) 06:30:03 CPU %user %nice %system %iowait %steal %idle 06:40:39 all 0.15 0.00 0.02 0.01 0.00 99.81 06:40:39 0 0.06 0.00 0.03 0.00 0.00 99.91 06:40:39 1 0.50 0.00 0.05 0.01 0.01 99.44 06:40:39 2 0.04 0.00 0.01 0.00 0.00 99.94 06:40:39 3 0.12 0.00 0.02 0.01 0.00 99.84 06:40:39 4 0.07 0.00 0.02 0.00 0.01 99.90 06:40:39 5 0.36 0.00 0.03 0.00 0.01 99.60 06:40:39 6 0.07 0.00 0.01 0.00 0.00 99.92 06:40:39 7 0.01 0.00 0.01 0.03 0.00 99.95 06:50:23 all 3.09 0.00 1.46 0.55 0.02 94.88 06:50:23 0 3.41 0.00 1.58 0.41 0.02 94.58 06:50:23 1 3.75 0.00 1.92 0.81 0.02 93.50 06:50:23 2 2.63 0.00 1.37 0.44 0.02 95.53 06:50:23 3 2.36 0.00 0.92 0.23 0.02 96.47 06:50:23 4 3.58 0.00 1.41 0.16 0.02 94.83 06:50:23 5 3.66 0.00 1.50 0.74 0.02 94.08 06:50:23 6 2.69 0.00 1.58 0.56 0.02 95.15 06:50:23 7 2.67 0.00 1.39 1.05 0.02 94.87 07:00:13 all 2.83 0.00 1.02 0.29 0.01 95.85 07:00:13 0 3.44 0.00 1.04 0.20 0.01 95.31 07:00:13 1 5.18 0.00 1.46 0.52 0.02 92.82 07:00:13 2 1.61 0.00 0.94 0.03 0.01 97.41 07:00:13 3 3.25 0.00 0.88 0.15 0.01 95.71 07:00:13 4 1.55 0.00 0.77 0.12 0.01 97.55 07:00:13 5 2.50 0.00 1.02 0.14 0.01 96.33 07:00:13 6 1.97 0.00 1.09 0.89 0.01 96.04 07:00:13 7 3.16 0.00 0.95 0.27 0.01 95.62 Average: all 1.98 0.00 0.81 0.27 0.01 96.93 Average: 0 2.24 0.00 0.86 0.20 0.01 96.69 Average: 1 3.07 0.00 1.11 0.43 0.01 95.37 Average: 2 1.39 0.00 0.75 0.15 0.01 97.69 Average: 3 1.87 0.00 0.59 0.13 0.01 97.41 Average: 4 1.69 0.00 0.71 0.09 0.01 97.50 Average: 5 2.12 0.00 0.83 0.29 0.01 96.75 Average: 6 1.53 0.00 0.87 0.47 0.01 97.12 Average: 7 1.89 0.00 0.76 0.44 0.01 96.90