---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3319 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 25G 130G 17% / 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 874 11674 4 19543 30748 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:70:4a:46 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.14/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83785sec preferred_lft 83785sec inet6 fe80::f816:3eff:fe70:4a46/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:15:dd:c4:7c:12 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::7015:ddff:fec4:7c12/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3319) 10/19/26 _x86_64_ (8 CPU) 11:37:23 LINUX RESTART (8 CPU) 11:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:04 3.41 0.24 2.97 0.19 208.04 291.11 463.20 12:00:01 1.77 0.37 1.39 0.01 6.26 16.84 8.09 12:10:04 405.43 5.50 391.01 8.92 365.49 24651.27 16037.79 12:20:04 294.35 0.58 280.32 13.45 38.15 51767.11 129814.89 Average: 176.69 1.68 169.36 5.66 154.90 19206.92 36591.78 11:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:04 29977800 31778148 605604 1.84 61936 2076832 1531096 4.52 244768 2344728 172 12:00:01 29949144 31752356 630788 1.92 62900 2078244 1534496 4.53 247024 2383368 64 12:10:04 15107276 23380332 8863684 26.97 440616 7437584 3086000 9.10 1659480 14759764 4908 12:20:04 5669960 25193976 6991776 21.28 591052 18030128 8813252 25.99 4715628 20710060 572 Average: 20176045 28026203 4272963 13.00 289126 7405697 3741211 11.03 1716725 10049480 1429 11:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:04 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 11:50:04 ens3 5.16 3.42 61.73 0.66 0.00 0.00 0.00 0.00 11:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:00:01 ens3 1.44 1.00 0.81 0.95 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:04 lo 0.52 0.52 0.05 0.05 0.00 0.00 0.00 0.00 12:10:04 ens3 226.30 144.15 2875.45 30.28 0.00 0.00 0.00 0.00 12:10:04 docker0 10.99 13.94 0.59 103.65 0.00 0.00 0.00 0.00 12:20:04 lo 2.49 2.49 0.66 0.66 0.00 0.00 0.00 0.00 12:20:04 ens3 381.31 216.78 3505.96 91.17 0.00 0.00 0.00 0.00 12:20:04 docker0 33.40 62.24 2.47 768.49 0.00 0.00 0.00 0.00 12:20:04 br-ddb5a65da9fb 0.26 0.23 0.01 0.02 0.00 0.00 0.00 0.00 12:20:04 veth46ee80e 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:20:04 veth3a903ec 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 0.81 0.81 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 153.79 91.49 1614.10 30.79 0.00 0.00 0.00 0.00 Average: docker0 11.11 19.06 0.77 218.11 0.00 0.00 0.00 0.00 Average: br-ddb5a65da9fb 0.06 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth46ee80e 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth3a903ec 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3319) 10/19/26 _x86_64_ (8 CPU) 11:37:23 LINUX RESTART (8 CPU) 11:40:04 CPU %user %nice %system %iowait %steal %idle 11:50:04 all 0.16 0.00 0.04 0.04 0.00 99.77 11:50:04 0 0.05 0.00 0.02 0.01 0.00 99.92 11:50:04 1 0.80 0.00 0.05 0.01 0.00 99.14 11:50:04 2 0.07 0.00 0.06 0.01 0.00 99.86 11:50:04 3 0.06 0.00 0.04 0.01 0.00 99.89 11:50:04 4 0.11 0.00 0.05 0.01 0.00 99.84 11:50:04 5 0.09 0.00 0.05 0.06 0.00 99.79 11:50:04 6 0.05 0.00 0.03 0.00 0.00 99.92 11:50:04 7 0.02 0.00 0.01 0.19 0.01 99.77 12:00:01 all 0.14 0.00 0.02 0.01 0.00 99.83 12:00:01 0 0.75 0.00 0.01 0.00 0.00 99.24 12:00:01 1 0.06 0.00 0.03 0.01 0.00 99.90 12:00:01 2 0.07 0.00 0.04 0.00 0.00 99.89 12:00:01 3 0.03 0.00 0.01 0.05 0.00 99.92 12:00:01 4 0.09 0.00 0.02 0.01 0.00 99.88 12:00:01 5 0.06 0.00 0.03 0.01 0.00 99.90 12:00:01 6 0.03 0.00 0.01 0.00 0.00 99.96 12:00:01 7 0.04 0.00 0.01 0.00 0.00 99.95 12:10:04 all 15.16 0.00 2.37 1.05 0.01 81.41 12:10:04 0 14.68 0.00 2.42 0.63 0.01 82.27 12:10:04 1 15.10 0.00 2.34 0.95 0.01 81.60 12:10:04 2 16.83 0.00 2.75 1.46 0.01 78.95 12:10:04 3 17.10 0.00 2.49 1.42 0.01 78.98 12:10:04 4 14.12 0.00 2.30 1.07 0.01 82.50 12:10:04 5 14.23 0.00 2.26 0.68 0.01 82.82 12:10:04 6 13.81 0.00 2.13 1.23 0.01 82.82 12:10:04 7 15.46 0.00 2.25 0.94 0.01 81.34 12:20:04 all 32.03 0.03 4.59 3.63 0.02 59.70 12:20:04 0 33.25 0.03 4.58 7.84 0.02 54.28 12:20:04 1 30.57 0.03 4.93 3.92 0.02 60.53 12:20:04 2 31.78 0.04 4.61 2.69 0.03 60.87 12:20:04 3 33.29 0.04 4.89 2.93 0.03 58.82 12:20:04 4 30.49 0.03 4.38 5.04 0.02 60.05 12:20:04 5 31.66 0.01 4.50 2.23 0.02 61.58 12:20:04 6 33.06 0.03 4.66 2.63 0.02 59.61 12:20:04 7 32.18 0.02 4.14 1.80 0.02 61.85 Average: all 11.85 0.01 1.75 1.18 0.01 85.20 Average: 0 12.15 0.01 1.75 2.11 0.01 83.97 Average: 1 11.61 0.01 1.83 1.22 0.01 85.32 Average: 2 12.17 0.01 1.86 1.04 0.01 84.91 Average: 3 12.60 0.01 1.85 1.10 0.01 84.43 Average: 4 11.18 0.01 1.68 1.53 0.01 85.59 Average: 5 11.49 0.00 1.71 0.74 0.01 86.05 Average: 6 11.71 0.01 1.70 0.96 0.01 85.61 Average: 7 11.90 0.00 1.60 0.73 0.01 85.76