---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-42461 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: 5600.00 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 11G 145G 7% / 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 690 26499 4 4901 30932 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:6c:c8:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.5/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83129sec preferred_lft 83129sec inet6 fe80::f816:3eff:fe6c:c8e8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:f0:26:8c:d0:7f 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-42461) 08/29/26 _x86_64_ (8 CPU) 10:06:57 LINUX RESTART (8 CPU) 10:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:33 1.59 0.03 1.55 0.01 0.81 19.19 206.48 10:30:33 1.44 0.01 1.44 0.00 0.04 16.69 0.00 10:40:01 1.40 0.00 1.40 0.00 0.00 15.99 0.00 10:50:33 1.43 0.00 1.43 0.00 0.00 16.07 0.00 11:00:28 53.96 3.64 48.66 1.66 228.86 12084.85 5486.03 Average: 11.80 0.72 10.74 0.33 45.23 2392.38 1122.89 10:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:33 30225016 31896348 489360 1.49 59424 1951036 1517712 4.48 198580 2157532 8 10:30:33 30223028 31894988 490848 1.49 60020 1951048 1517712 4.48 199192 2158304 172 10:40:01 30222024 31894588 491400 1.50 60580 1951060 1517776 4.48 199760 2158796 8 10:50:33 30221572 31894720 491248 1.49 61172 1951064 1517776 4.48 200316 2160124 8 11:00:28 27252988 31768948 535252 1.63 222656 4453468 1118164 3.30 633372 4436188 11016 Average: 29628926 31869918 499622 1.52 92770 2451535 1437828 4.24 286244 2614189 2242 10:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:33 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:20:33 ens3 0.30 0.17 0.10 0.06 0.00 0.00 0.00 0.00 10:20:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:33 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:33 ens3 0.21 0.08 0.04 0.02 0.00 0.00 0.00 0.00 10:30:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 10:40:01 ens3 0.17 0.07 0.04 0.02 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:33 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 10:50:33 ens3 0.26 0.11 0.07 0.04 0.00 0.00 0.00 0.00 10:50:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:28 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 11:00:28 ens3 202.33 173.95 1051.71 49.85 0.00 0.00 0.00 0.00 11:00:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.22 0.22 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 40.02 34.33 207.06 9.84 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-42461) 08/29/26 _x86_64_ (8 CPU) 10:06:57 LINUX RESTART (8 CPU) 10:10:01 CPU %user %nice %system %iowait %steal %idle 10:20:33 all 0.04 0.00 0.01 0.01 0.00 99.94 10:20:33 0 0.01 0.00 0.00 0.00 0.00 99.99 10:20:33 1 0.02 0.00 0.01 0.00 0.00 99.97 10:20:33 2 0.04 0.00 0.02 0.01 0.00 99.93 10:20:33 3 0.02 0.00 0.02 0.00 0.00 99.96 10:20:33 4 0.00 0.00 0.01 0.04 0.00 99.95 10:20:33 5 0.00 0.00 0.00 0.00 0.00 99.99 10:20:33 6 0.19 0.00 0.03 0.00 0.00 99.78 10:20:33 7 0.02 0.00 0.02 0.00 0.00 99.97 10:30:33 all 0.04 0.00 0.01 0.01 0.00 99.94 10:30:33 0 0.00 0.00 0.00 0.00 0.00 99.99 10:30:33 1 0.01 0.00 0.01 0.00 0.00 99.98 10:30:33 2 0.03 0.00 0.02 0.00 0.00 99.94 10:30:33 3 0.19 0.00 0.01 0.00 0.00 99.80 10:30:33 4 0.00 0.00 0.01 0.04 0.00 99.95 10:30:33 5 0.01 0.00 0.02 0.00 0.00 99.97 10:30:33 6 0.03 0.00 0.02 0.00 0.00 99.95 10:30:33 7 0.02 0.00 0.02 0.00 0.00 99.96 10:40:01 all 0.20 0.00 0.01 0.01 0.00 99.78 10:40:01 0 0.01 0.00 0.01 0.00 0.00 99.98 10:40:01 1 0.01 0.00 0.01 0.00 0.00 99.98 10:40:01 2 1.49 0.00 0.01 0.00 0.00 98.49 10:40:01 3 0.01 0.00 0.01 0.00 0.00 99.98 10:40:01 4 0.00 0.00 0.01 0.04 0.00 99.95 10:40:01 5 0.02 0.00 0.03 0.00 0.00 99.95 10:40:01 6 0.02 0.00 0.02 0.00 0.00 99.96 10:40:01 7 0.02 0.00 0.01 0.00 0.00 99.97 10:50:33 all 0.12 0.00 0.01 0.01 0.00 99.86 10:50:33 0 0.02 0.00 0.02 0.00 0.00 99.97 10:50:33 1 0.02 0.00 0.01 0.00 0.00 99.97 10:50:33 2 0.87 0.00 0.02 0.00 0.00 99.11 10:50:33 3 0.00 0.00 0.01 0.01 0.00 99.99 10:50:33 4 0.01 0.00 0.02 0.04 0.00 99.94 10:50:33 5 0.01 0.00 0.01 0.00 0.00 99.98 10:50:33 6 0.02 0.00 0.02 0.00 0.00 99.96 10:50:33 7 0.00 0.00 0.00 0.00 0.00 99.99 11:00:28 all 25.57 0.00 1.35 0.21 0.01 72.87 11:00:28 0 21.69 0.00 1.41 0.05 0.01 76.84 11:00:28 1 27.52 0.00 1.21 0.09 0.01 71.17 11:00:28 2 26.22 0.00 1.18 0.17 0.01 72.42 11:00:28 3 30.78 0.00 1.87 0.10 0.02 67.24 11:00:28 4 27.61 0.00 1.43 0.39 0.01 70.55 11:00:28 5 21.25 0.00 1.26 0.46 0.01 77.03 11:00:28 6 23.65 0.00 0.96 0.30 0.01 75.08 11:00:28 7 25.79 0.00 1.44 0.12 0.01 72.64 Average: all 5.11 0.00 0.28 0.05 0.00 94.57 Average: 0 4.27 0.00 0.28 0.01 0.00 95.43 Average: 1 5.43 0.00 0.25 0.02 0.00 94.31 Average: 2 5.63 0.00 0.25 0.03 0.00 94.09 Average: 3 6.11 0.00 0.38 0.02 0.00 93.48 Average: 4 5.43 0.00 0.29 0.11 0.00 94.16 Average: 5 4.19 0.00 0.26 0.09 0.00 95.46 Average: 6 4.71 0.00 0.21 0.06 0.00 95.02 Average: 7 5.08 0.00 0.29 0.02 0.00 94.60