---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11033 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 5599.94 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 nrip_save 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 791 25188 4 6112 30832 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:17:10:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.159/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82346sec preferred_lft 82346sec inet6 fe80::f816:3eff:fe17:1082/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:13:e8:2f:a7:81 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-11033) 05/05/26 _x86_64_ (8 CPU) 07:14:11 LINUX RESTART (8 CPU) 07:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:08 1.40 0.01 1.39 0.00 0.45 15.99 0.13 07:40:08 13.45 11.89 1.56 0.00 132.33 29.63 0.11 07:50:08 1.12 0.00 1.12 0.00 0.00 12.72 0.00 08:00:03 1.14 0.00 1.14 0.00 0.00 13.19 0.01 08:10:08 1.21 0.00 1.21 0.00 0.00 14.03 0.00 08:20:08 50.46 4.75 44.95 0.75 156.37 12576.13 3916.84 Average: 11.44 2.77 8.55 0.13 48.09 2105.62 651.40 07:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:08 30247084 31894796 492272 1.50 59956 1925672 1520416 4.48 199388 2129532 164 07:40:08 30184136 31881468 497744 1.51 62936 1965240 1520416 4.48 237248 2135636 28 07:50:08 30182740 31880512 498776 1.52 63336 1965252 1520480 4.48 237672 2140028 192 08:00:03 30181508 31879840 499284 1.52 63724 1965388 1520512 4.48 238072 2141620 236 08:10:08 30180256 31878940 500224 1.52 64104 1965372 1520544 4.48 238400 2144328 4 08:20:08 26400292 31663920 644004 1.96 131004 5355384 1151928 3.40 1329704 4637800 372 Average: 29562669 31846579 522051 1.59 74177 2523718 1459049 4.30 413414 2554824 166 07:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:30:08 ens3 0.28 0.12 0.07 0.04 0.00 0.00 0.00 0.00 07:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:40:08 ens3 0.26 0.11 0.07 0.04 0.00 0.00 0.00 0.00 07:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:50:08 ens3 1.05 0.27 0.31 0.17 0.00 0.00 0.00 0.00 07:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:00:03 ens3 0.41 0.13 0.10 0.06 0.00 0.00 0.00 0.00 08:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:10:08 ens3 0.51 0.20 0.16 0.09 0.00 0.00 0.00 0.00 08:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:08 lo 159.06 159.06 194.20 194.20 0.00 0.00 0.00 0.00 08:20:08 ens3 690.72 392.24 1709.58 1159.48 0.00 0.00 0.00 0.00 08:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 26.53 26.53 32.30 32.30 0.00 0.00 0.00 0.00 Average: ens3 115.28 65.37 284.41 192.88 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-11033) 05/05/26 _x86_64_ (8 CPU) 07:14:11 LINUX RESTART (8 CPU) 07:20:00 CPU %user %nice %system %iowait %steal %idle 07:30:08 all 0.05 0.00 0.02 0.00 0.01 99.92 07:30:08 0 0.01 0.00 0.01 0.00 0.00 99.98 07:30:08 1 0.01 0.00 0.01 0.00 0.01 99.96 07:30:08 2 0.01 0.00 0.01 0.00 0.00 99.97 07:30:08 3 0.02 0.00 0.02 0.00 0.01 99.94 07:30:08 4 0.29 0.00 0.02 0.00 0.01 99.68 07:30:08 5 0.01 0.00 0.01 0.00 0.00 99.97 07:30:08 6 0.02 0.00 0.02 0.00 0.00 99.96 07:30:08 7 0.02 0.00 0.02 0.02 0.01 99.94 07:40:08 all 0.04 0.04 0.02 0.03 0.01 99.87 07:40:08 0 0.02 0.00 0.01 0.00 0.00 99.97 07:40:08 1 0.02 0.09 0.04 0.07 0.01 99.77 07:40:08 2 0.18 0.00 0.01 0.00 0.01 99.81 07:40:08 3 0.03 0.00 0.03 0.00 0.02 99.92 07:40:08 4 0.01 0.00 0.01 0.00 0.00 99.98 07:40:08 5 0.01 0.00 0.01 0.00 0.00 99.97 07:40:08 6 0.02 0.20 0.06 0.14 0.00 99.58 07:40:08 7 0.01 0.00 0.01 0.04 0.00 99.94 07:50:08 all 0.03 0.00 0.01 0.00 0.01 99.95 07:50:08 0 0.01 0.00 0.01 0.00 0.00 99.99 07:50:08 1 0.01 0.00 0.01 0.00 0.01 99.96 07:50:08 2 0.11 0.00 0.01 0.00 0.01 99.87 07:50:08 3 0.01 0.00 0.01 0.01 0.01 99.97 07:50:08 4 0.03 0.00 0.03 0.00 0.02 99.93 07:50:08 5 0.02 0.00 0.01 0.00 0.01 99.97 07:50:08 6 0.01 0.00 0.01 0.00 0.00 99.97 07:50:08 7 0.01 0.00 0.01 0.02 0.00 99.96 08:00:03 all 0.01 0.00 0.01 0.00 0.01 99.96 08:00:03 0 0.01 0.00 0.01 0.00 0.00 99.98 08:00:03 1 0.03 0.00 0.03 0.00 0.01 99.92 08:00:03 2 0.02 0.00 0.01 0.00 0.01 99.97 08:00:03 3 0.01 0.00 0.01 0.00 0.01 99.97 08:00:03 4 0.02 0.00 0.02 0.00 0.01 99.95 08:00:03 5 0.01 0.00 0.01 0.00 0.01 99.97 08:00:03 6 0.01 0.00 0.01 0.00 0.00 99.97 08:00:03 7 0.02 0.00 0.01 0.02 0.00 99.96 08:10:08 all 0.11 0.00 0.01 0.01 0.01 99.85 08:10:08 0 0.01 0.00 0.01 0.00 0.00 99.97 08:10:08 1 0.03 0.00 0.03 0.00 0.02 99.92 08:10:08 2 0.01 0.00 0.01 0.00 0.00 99.97 08:10:08 3 0.81 0.00 0.01 0.00 0.01 99.16 08:10:08 4 0.01 0.00 0.01 0.00 0.00 99.99 08:10:08 5 0.02 0.00 0.01 0.00 0.00 99.97 08:10:08 6 0.01 0.00 0.02 0.00 0.00 99.97 08:10:08 7 0.01 0.00 0.01 0.11 0.00 99.87 08:20:08 all 11.88 0.00 1.06 0.15 0.04 86.87 08:20:08 0 11.36 0.00 0.97 0.41 0.04 87.21 08:20:08 1 11.46 0.00 1.21 0.04 0.05 87.24 08:20:08 2 14.86 0.00 1.14 0.03 0.05 83.92 08:20:08 3 11.30 0.00 1.16 0.18 0.05 87.32 08:20:08 4 11.33 0.00 1.13 0.15 0.04 87.35 08:20:08 5 12.20 0.00 1.01 0.03 0.04 86.72 08:20:08 6 13.64 0.00 1.00 0.02 0.04 85.30 08:20:08 7 8.91 0.00 0.84 0.35 0.04 89.86 Average: all 2.01 0.01 0.19 0.03 0.01 97.75 Average: 0 1.89 0.00 0.17 0.07 0.01 97.86 Average: 1 1.92 0.02 0.22 0.02 0.02 97.81 Average: 2 2.52 0.00 0.20 0.01 0.01 97.26 Average: 3 2.02 0.00 0.21 0.03 0.02 97.72 Average: 4 1.94 0.00 0.20 0.02 0.01 97.82 Average: 5 2.04 0.00 0.18 0.00 0.01 97.77 Average: 6 2.27 0.03 0.19 0.03 0.01 97.47 Average: 7 1.49 0.00 0.15 0.09 0.01 98.26