---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-58986 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: 5600.02 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 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 25020 4 6295 30847 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:27:b0:eb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.215/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83001sec preferred_lft 83001sec inet6 fe80::f816:3eff:fe27:b0eb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:29:b7:78:47:45 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-58986) 09/26/26 _x86_64_ (8 CPU) 22:08:24 LINUX RESTART (8 CPU) 22:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:20:07 17.39 0.07 3.39 13.93 2.86 263.60 508594.68 22:30:07 1.30 0.01 1.29 0.00 0.04 15.72 0.20 22:40:01 1.14 0.00 1.14 0.00 0.00 13.39 0.00 22:50:07 1.24 0.00 1.24 0.00 0.00 14.61 0.00 23:00:00 38.48 3.68 34.03 0.77 126.12 9872.08 5308.58 Average: 11.87 0.74 8.15 2.97 25.55 2015.75 103798.76 22:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:20:07 30157128 31898260 484744 1.48 62336 2016796 1535896 4.53 206284 2213136 40 22:30:07 30157712 31899264 483984 1.47 62812 2016768 1535960 4.53 206764 2215872 180 22:40:01 30156460 31898416 484764 1.48 63188 2016788 1536040 4.53 207148 2217472 12 22:50:07 30155452 31897912 485132 1.48 63644 2016852 1535968 4.53 207556 2218040 184 23:00:00 26516880 30942032 1370728 4.17 106576 4598820 2299832 6.78 1184016 4720488 76 Average: 29428726 31707177 661870 2.01 71711 2533205 1688739 4.98 402354 2717002 98 22:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:20:07 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 22:20:07 ens3 5.08 2.11 85.48 0.18 0.00 0.00 0.00 0.00 22:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:30:07 ens3 0.34 0.13 0.19 0.04 0.00 0.00 0.00 0.00 22:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:40:01 ens3 0.27 0.11 0.06 0.04 0.00 0.00 0.00 0.00 22:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:50:07 ens3 0.18 0.07 0.02 0.02 0.00 0.00 0.00 0.00 22:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:00 lo 181.20 181.20 217.02 217.02 0.00 0.00 0.00 0.00 23:00:00 ens3 640.94 401.72 1323.92 1184.66 0.00 0.00 0.00 0.00 23:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 35.95 35.95 42.96 42.96 0.00 0.00 0.00 0.00 Average: ens3 128.03 79.99 279.34 234.51 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-58986) 09/26/26 _x86_64_ (8 CPU) 22:08:24 LINUX RESTART (8 CPU) 22:10:01 CPU %user %nice %system %iowait %steal %idle 22:20:07 all 0.07 0.00 0.04 0.07 0.00 99.81 22:20:07 0 0.07 0.00 0.06 0.02 0.00 99.84 22:20:07 1 0.04 0.00 0.04 0.22 0.00 99.70 22:20:07 2 0.13 0.00 0.04 0.01 0.00 99.82 22:20:07 3 0.09 0.00 0.07 0.20 0.00 99.64 22:20:07 4 0.09 0.00 0.02 0.01 0.00 99.88 22:20:07 5 0.04 0.00 0.03 0.07 0.00 99.86 22:20:07 6 0.10 0.00 0.04 0.02 0.00 99.84 22:20:07 7 0.04 0.00 0.03 0.01 0.00 99.92 22:30:07 all 0.12 0.00 0.01 0.01 0.00 99.86 22:30:07 0 0.05 0.00 0.01 0.00 0.00 99.93 22:30:07 1 0.02 0.00 0.01 0.00 0.00 99.97 22:30:07 2 0.81 0.00 0.01 0.00 0.00 99.18 22:30:07 3 0.01 0.00 0.02 0.01 0.00 99.96 22:30:07 4 0.03 0.00 0.01 0.00 0.00 99.96 22:30:07 5 0.02 0.00 0.02 0.04 0.00 99.93 22:30:07 6 0.01 0.00 0.01 0.00 0.00 99.98 22:30:07 7 0.01 0.00 0.02 0.01 0.00 99.96 22:40:01 all 0.13 0.00 0.01 0.01 0.00 99.85 22:40:01 0 0.02 0.00 0.02 0.00 0.00 99.96 22:40:01 1 0.97 0.00 0.01 0.00 0.00 99.02 22:40:01 2 0.01 0.00 0.01 0.00 0.00 99.98 22:40:01 3 0.02 0.00 0.03 0.01 0.00 99.95 22:40:01 4 0.01 0.00 0.01 0.00 0.00 99.98 22:40:01 5 0.01 0.00 0.02 0.02 0.00 99.95 22:40:01 6 0.01 0.00 0.01 0.00 0.00 99.98 22:40:01 7 0.01 0.00 0.01 0.02 0.00 99.97 22:50:07 all 0.06 0.00 0.01 0.01 0.00 99.92 22:50:07 0 0.02 0.00 0.01 0.00 0.00 99.97 22:50:07 1 0.37 0.00 0.02 0.00 0.00 99.61 22:50:07 2 0.01 0.00 0.01 0.00 0.00 99.98 22:50:07 3 0.02 0.00 0.01 0.01 0.00 99.96 22:50:07 4 0.01 0.00 0.01 0.00 0.00 99.98 22:50:07 5 0.02 0.00 0.02 0.01 0.00 99.95 22:50:07 6 0.01 0.00 0.00 0.00 0.00 99.99 22:50:07 7 0.01 0.00 0.00 0.04 0.00 99.95 23:00:00 all 12.88 0.00 1.06 0.14 0.01 85.92 23:00:00 0 12.39 0.00 1.16 0.51 0.00 85.93 23:00:00 1 12.47 0.00 1.16 0.07 0.01 86.29 23:00:00 2 14.51 0.00 0.85 0.06 0.01 84.58 23:00:00 3 11.07 0.00 0.96 0.06 0.01 87.91 23:00:00 4 15.05 0.00 1.08 0.04 0.01 83.83 23:00:00 5 16.40 0.00 1.13 0.18 0.01 82.29 23:00:00 6 11.85 0.00 0.81 0.07 0.01 87.26 23:00:00 7 9.32 0.00 1.31 0.13 0.00 89.25 Average: all 2.62 0.00 0.22 0.05 0.00 97.11 Average: 0 2.48 0.00 0.25 0.11 0.00 97.16 Average: 1 2.74 0.00 0.24 0.06 0.00 96.95 Average: 2 3.06 0.00 0.18 0.01 0.00 96.75 Average: 3 2.22 0.00 0.21 0.06 0.00 97.51 Average: 4 3.00 0.00 0.22 0.01 0.00 96.77 Average: 5 3.26 0.00 0.24 0.06 0.00 96.44 Average: 6 2.37 0.00 0.17 0.02 0.00 97.44 Average: 7 1.85 0.00 0.27 0.04 0.00 97.83