---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2978 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 138G 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 774 19428 4 11889 30849 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:72:8f:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.75/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84320sec preferred_lft 84320sec inet6 fe80::f816:3eff:fe72:8ff1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:ed:81:11:78:1b 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::74ed:81ff:fe11:781b/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-2978) 09/08/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:31 7.19 0.16 6.51 0.52 5.55 2055.75 280.30 00:30:10 44.05 2.34 40.51 1.19 336.20 23686.76 4137.36 Average: 24.98 1.22 22.92 0.84 165.10 12493.43 2141.46 00:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:31 24159764 28935548 3368568 10.25 157108 4815708 3429188 10.11 880884 7316856 45544 00:30:10 19938728 31614720 659208 2.01 232588 11367464 1507380 4.45 2934248 9168228 12 Average: 22049246 30275134 2013888 6.13 194848 8091586 2468284 7.28 1907566 8242542 22778 00:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:31 lo 5.44 5.44 0.52 0.52 0.00 0.00 0.00 0.00 00:20:31 ens3 37.39 33.07 119.06 10.75 0.00 0.00 0.00 0.00 00:20:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:10 lo 170.03 170.03 167.50 167.50 0.00 0.00 0.00 0.00 00:30:10 ens3 53.65 45.16 354.25 109.37 0.00 0.00 0.00 0.00 00:30:10 docker0 6.74 5.92 97.39 1.10 0.00 0.00 0.00 0.00 00:30:10 veth5102f1b 6.73 5.93 97.48 1.10 0.00 0.00 0.00 0.01 Average: lo 84.86 84.86 81.09 81.09 0.00 0.00 0.00 0.00 Average: ens3 45.24 38.90 232.55 58.33 0.00 0.00 0.00 0.00 Average: docker0 3.25 2.86 46.99 0.53 0.00 0.00 0.00 0.00 Average: veth5102f1b 3.25 2.86 47.04 0.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-2978) 09/08/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:09 CPU %user %nice %system %iowait %steal %idle 00:20:31 all 34.01 0.00 1.34 0.02 0.02 64.61 00:20:31 0 27.49 0.00 1.14 0.01 0.02 71.35 00:20:31 1 31.62 0.00 1.27 0.00 0.02 67.10 00:20:31 2 37.62 0.00 1.34 0.04 0.01 60.99 00:20:31 3 33.33 0.00 1.43 0.04 0.02 65.19 00:20:31 4 37.83 0.00 1.49 0.04 0.02 60.62 00:20:31 5 30.00 0.00 1.36 0.03 0.01 68.60 00:20:31 6 36.29 0.00 1.38 0.02 0.02 62.30 00:20:31 7 37.93 0.00 1.34 0.01 0.02 60.70 00:30:10 all 14.78 0.00 1.31 0.21 0.01 83.68 00:30:10 0 13.08 0.00 1.26 0.21 0.01 85.44 00:30:10 1 15.49 0.00 1.29 0.16 0.01 83.05 00:30:10 2 17.86 0.00 1.42 0.07 0.01 80.64 00:30:10 3 13.18 0.00 1.23 0.18 0.01 85.41 00:30:10 4 17.26 0.00 1.50 0.50 0.01 80.73 00:30:10 5 11.10 0.00 1.08 0.21 0.01 87.60 00:30:10 6 12.55 0.00 1.25 0.25 0.01 85.94 00:30:10 7 17.73 0.00 1.46 0.12 0.02 80.67 Average: all 24.74 0.00 1.33 0.11 0.01 73.81 Average: 0 20.54 0.00 1.20 0.10 0.01 78.14 Average: 1 23.84 0.00 1.28 0.08 0.01 74.79 Average: 2 28.09 0.00 1.38 0.05 0.01 70.46 Average: 3 23.61 0.00 1.33 0.11 0.01 74.94 Average: 4 27.91 0.00 1.50 0.26 0.01 70.32 Average: 5 20.87 0.00 1.22 0.12 0.01 77.77 Average: 6 24.84 0.00 1.32 0.13 0.01 73.70 Average: 7 28.19 0.00 1.40 0.06 0.02 70.34