---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-47243 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 753 19743 4 11595 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:c4:af:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.100/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84236sec preferred_lft 84236sec inet6 fe80::f816:3eff:fec4:afff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:ca:2f:58:64:fe 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::d4ca:2fff:fe58:64fe/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-47243) 09/04/26 _x86_64_ (8 CPU) 00:23:26 LINUX RESTART (8 CPU) 00:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:26 7.61 0.04 7.11 0.46 1.56 2050.13 1441.10 00:50:24 39.66 2.28 36.22 1.17 326.79 21731.77 2435.90 Average: 23.40 1.14 21.45 0.81 161.79 11746.73 1931.21 00:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:26 24631016 29333952 2970920 9.04 155596 4746772 3112724 9.18 859704 6870788 57416 00:50:24 20400068 31628428 646996 1.97 231712 10932816 1495884 4.41 2821148 8831472 324 Average: 22515542 30481190 1808958 5.50 193654 7839794 2304304 6.80 1840426 7851130 28870 00:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:26 lo 3.75 3.75 0.34 0.34 0.00 0.00 0.00 0.00 00:40:26 ens3 38.92 32.41 114.07 10.34 0.00 0.00 0.00 0.00 00:40:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:24 lo 217.46 217.46 212.97 212.97 0.00 0.00 0.00 0.00 00:50:24 ens3 63.68 52.83 346.35 144.48 0.00 0.00 0.00 0.00 00:50:24 docker0 13.59 12.60 132.41 2.59 0.00 0.00 0.00 0.00 00:50:24 veth8eea7ea 13.59 12.61 132.59 2.59 0.00 0.00 0.00 0.01 Average: lo 109.04 109.04 105.10 105.10 0.00 0.00 0.00 0.00 Average: ens3 51.12 42.47 228.51 76.43 0.00 0.00 0.00 0.00 Average: docker0 6.70 6.21 65.23 1.28 0.00 0.00 0.00 0.00 Average: veth8eea7ea 6.69 6.21 65.32 1.28 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-47243) 09/04/26 _x86_64_ (8 CPU) 00:23:26 LINUX RESTART (8 CPU) 00:30:10 CPU %user %nice %system %iowait %steal %idle 00:40:26 all 35.31 0.00 1.45 0.03 0.01 63.20 00:40:26 0 31.65 0.00 1.44 0.04 0.02 66.86 00:40:26 1 37.30 0.00 1.34 0.01 0.01 61.33 00:40:26 2 38.02 0.00 1.45 0.02 0.02 60.49 00:40:26 3 38.38 0.00 1.35 0.01 0.01 60.25 00:40:26 4 31.93 0.00 1.54 0.09 0.01 66.43 00:40:26 5 31.98 0.00 1.25 0.01 0.01 66.75 00:40:26 6 37.21 0.00 1.61 0.00 0.02 61.15 00:40:26 7 36.03 0.00 1.65 0.02 0.01 62.29 00:50:24 all 14.90 0.00 1.42 0.20 0.01 83.48 00:50:24 0 11.83 0.00 1.24 0.21 0.01 86.71 00:50:24 1 14.90 0.00 1.32 0.25 0.01 83.52 00:50:24 2 14.42 0.00 1.09 0.10 0.01 84.38 00:50:24 3 12.13 0.00 1.04 0.26 0.01 86.56 00:50:24 4 15.96 0.00 1.87 0.31 0.01 81.85 00:50:24 5 16.14 0.00 1.33 0.23 0.01 82.29 00:50:24 6 16.55 0.00 1.90 0.13 0.01 81.40 00:50:24 7 17.26 0.00 1.55 0.09 0.01 81.09 Average: all 25.26 0.00 1.43 0.11 0.01 73.19 Average: 0 21.89 0.00 1.34 0.12 0.01 76.64 Average: 1 26.26 0.00 1.33 0.13 0.01 72.27 Average: 2 26.39 0.00 1.27 0.06 0.01 72.26 Average: 3 25.45 0.00 1.19 0.13 0.01 73.21 Average: 4 24.07 0.00 1.70 0.20 0.01 74.02 Average: 5 24.18 0.00 1.29 0.12 0.01 74.40 Average: 6 27.03 0.00 1.76 0.07 0.01 71.13 Average: 7 26.78 0.00 1.60 0.06 0.01 71.55