---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10375 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: 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 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 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 783 26481 4 4827 30841 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:76:32:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.133/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82673sec preferred_lft 82673sec inet6 fe80::f816:3eff:fe76:32ae/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:47:52:0b:f6:e7 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-10375) 05/02/26 _x86_64_ (8 CPU) 13:59:03 LINUX RESTART (8 CPU) 14:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:00 15.24 12.15 2.93 0.16 340.57 302.28 679.35 14:20:01 1.25 0.00 1.24 0.00 0.04 14.05 0.00 14:30:09 1.25 0.00 1.25 0.00 0.00 14.05 0.00 14:40:31 1.21 0.00 1.21 0.00 0.00 13.48 0.00 14:50:01 16.21 0.26 1.39 14.56 9.48 32.69 540508.74 15:00:11 71.18 4.71 63.83 2.64 277.57 9489.73 6720.31 Average: 17.74 2.86 12.11 2.77 104.95 1665.43 86625.80 14:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:00 30025136 31847784 529028 1.61 63904 2088440 1523360 4.49 301452 2223676 8 14:20:01 30024672 31847748 529152 1.61 64316 2088456 1523360 4.49 301852 2224136 12 14:30:09 30024424 31847892 528948 1.61 64668 2088468 1523360 4.49 302212 2225488 88 14:40:31 30023692 31847712 528916 1.61 65052 2088604 1523520 4.49 302604 2227700 144 14:50:01 29942280 31783352 593216 1.81 65696 2104976 1528708 4.51 313900 2306772 0 15:00:11 27197380 31654656 653924 1.99 148404 4527808 1223168 3.61 994772 4191044 472 Average: 29539597 31804857 560531 1.71 78673 2497792 1474246 4.35 419465 2566469 121 14:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:00 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 14:10:00 ens3 4.75 2.99 59.27 0.26 0.00 0.00 0.00 0.00 14:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:20:01 ens3 0.17 0.08 0.04 0.02 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:09 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:30:09 ens3 0.24 0.11 0.08 0.04 0.00 0.00 0.00 0.00 14:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:31 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:40:31 ens3 0.37 0.18 0.13 0.08 0.00 0.00 0.00 0.00 14:40:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 14:50:01 ens3 3.16 2.94 10.45 0.86 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:11 lo 625.23 625.23 600.07 600.07 0.00 0.00 0.00 0.00 15:00:11 ens3 135.05 108.04 1319.31 62.41 0.00 0.00 0.00 0.00 15:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 105.70 105.70 101.37 101.37 0.00 0.00 0.00 0.00 Average: ens3 24.23 19.27 234.40 10.74 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-10375) 05/02/26 _x86_64_ (8 CPU) 13:59:03 LINUX RESTART (8 CPU) 14:00:01 CPU %user %nice %system %iowait %steal %idle 14:10:00 all 0.05 0.04 0.04 0.05 0.01 99.81 14:10:00 0 0.04 0.00 0.03 0.00 0.00 99.93 14:10:00 1 0.02 0.00 0.02 0.00 0.01 99.94 14:10:00 2 0.13 0.30 0.10 0.27 0.00 99.20 14:10:00 3 0.01 0.00 0.02 0.05 0.01 99.90 14:10:00 4 0.07 0.00 0.06 0.08 0.01 99.78 14:10:00 5 0.04 0.00 0.04 0.02 0.01 99.89 14:10:00 6 0.02 0.00 0.02 0.01 0.00 99.94 14:10:00 7 0.08 0.00 0.03 0.01 0.01 99.87 14:20:01 all 0.04 0.00 0.02 0.00 0.01 99.94 14:20:01 0 0.01 0.00 0.01 0.00 0.00 99.98 14:20:01 1 0.05 0.00 0.02 0.00 0.01 99.92 14:20:01 2 0.09 0.00 0.02 0.01 0.01 99.88 14:20:01 3 0.01 0.00 0.01 0.01 0.01 99.97 14:20:01 4 0.00 0.00 0.01 0.00 0.00 99.98 14:20:01 5 0.01 0.00 0.01 0.00 0.01 99.96 14:20:01 6 0.00 0.00 0.00 0.01 0.00 99.98 14:20:01 7 0.11 0.00 0.04 0.00 0.01 99.84 14:30:09 all 0.03 0.00 0.01 0.00 0.01 99.94 14:30:09 0 0.02 0.00 0.02 0.00 0.00 99.96 14:30:09 1 0.02 0.00 0.01 0.00 0.00 99.96 14:30:09 2 0.18 0.00 0.02 0.00 0.00 99.80 14:30:09 3 0.01 0.00 0.01 0.01 0.00 99.97 14:30:09 4 0.01 0.00 0.01 0.00 0.00 99.98 14:30:09 5 0.02 0.00 0.02 0.00 0.01 99.96 14:30:09 6 0.00 0.00 0.00 0.02 0.00 99.97 14:30:09 7 0.01 0.00 0.03 0.00 0.01 99.95 14:40:31 all 0.06 0.00 0.02 0.00 0.01 99.92 14:40:31 0 0.00 0.00 0.01 0.00 0.00 99.99 14:40:31 1 0.24 0.00 0.02 0.00 0.01 99.74 14:40:31 2 0.15 0.00 0.01 0.00 0.00 99.83 14:40:31 3 0.01 0.00 0.02 0.00 0.01 99.96 14:40:31 4 0.00 0.00 0.00 0.00 0.00 99.99 14:40:31 5 0.03 0.00 0.03 0.00 0.01 99.93 14:40:31 6 0.00 0.00 0.00 0.02 0.00 99.97 14:40:31 7 0.02 0.00 0.02 0.00 0.01 99.94 14:50:01 all 0.12 0.00 0.02 0.02 0.01 99.83 14:50:01 0 0.04 0.00 0.04 0.16 0.00 99.76 14:50:01 1 0.55 0.00 0.02 0.00 0.01 99.42 14:50:01 2 0.12 0.00 0.03 0.00 0.01 99.85 14:50:01 3 0.08 0.00 0.02 0.02 0.01 99.86 14:50:01 4 0.01 0.00 0.01 0.00 0.00 99.98 14:50:01 5 0.04 0.00 0.03 0.01 0.01 99.92 14:50:01 6 0.04 0.00 0.02 0.01 0.01 99.92 14:50:01 7 0.06 0.00 0.01 0.00 0.00 99.93 15:00:11 all 22.75 0.00 1.13 0.24 0.06 75.83 15:00:11 0 21.42 0.00 1.04 0.04 0.05 77.44 15:00:11 1 22.62 0.00 1.28 0.18 0.06 75.87 15:00:11 2 23.06 0.00 1.23 0.28 0.06 75.38 15:00:11 3 23.41 0.00 0.92 0.50 0.06 75.11 15:00:11 4 23.45 0.00 0.95 0.10 0.06 75.44 15:00:11 5 22.46 0.00 1.54 0.52 0.06 75.42 15:00:11 6 22.37 0.00 1.09 0.09 0.06 76.38 15:00:11 7 23.18 0.00 0.97 0.22 0.05 75.57 Average: all 3.88 0.01 0.21 0.06 0.01 95.83 Average: 0 3.63 0.00 0.19 0.03 0.01 96.14 Average: 1 3.95 0.00 0.23 0.03 0.01 95.77 Average: 2 4.00 0.05 0.24 0.09 0.01 95.61 Average: 3 3.97 0.00 0.17 0.10 0.02 95.75 Average: 4 3.97 0.00 0.18 0.03 0.01 95.81 Average: 5 3.81 0.00 0.28 0.09 0.02 95.80 Average: 6 3.79 0.00 0.19 0.03 0.01 95.98 Average: 7 3.96 0.00 0.18 0.04 0.02 95.80