---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-30463 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: 5599.99 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 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 794 24982 4 6315 30830 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:4d:d7:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.195/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82578sec preferred_lft 82578sec inet6 fe80::f816:3eff:fe4d:d76d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:ea:c5:5a:60:b8 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-30463) 06/25/26 _x86_64_ (8 CPU) 10:43:27 LINUX RESTART (8 CPU) 10:50:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:01 1.30 0.01 1.30 0.00 0.04 14.56 0.14 11:10:14 1.21 0.00 1.21 0.00 0.00 13.59 0.00 11:20:04 15.37 0.01 1.32 14.04 0.16 14.73 522291.47 11:30:01 1.11 0.00 1.11 0.00 0.00 12.70 0.00 11:40:11 37.43 3.57 33.11 0.76 122.30 4050.42 5205.10 Average: 11.36 0.73 7.72 2.92 24.92 835.06 103936.42 10:50:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:01 30243176 31887740 498448 1.52 59788 1922636 1488352 4.39 199212 2140412 12 11:10:14 30235400 31880308 506036 1.54 60108 1922644 1495820 4.41 199528 2144264 12 11:20:04 30223160 31878616 507468 1.54 60732 1932540 1495820 4.41 210004 2144740 40 11:30:01 30218316 31874048 512196 1.56 60996 1932548 1495884 4.41 210256 2145952 144 11:40:11 27132064 30327320 2010520 6.12 97584 3396624 2260688 6.67 672980 4688176 707220 Average: 29610423 31569606 806934 2.46 67842 2221398 1647313 4.86 298396 2652709 141486 10:50:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:00:01 ens3 0.29 0.10 0.06 0.04 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:10:14 ens3 0.39 0.16 0.12 0.07 0.00 0.00 0.00 0.00 11:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:20:04 ens3 0.23 0.08 0.03 0.02 0.00 0.00 0.00 0.00 11:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:30:01 ens3 0.33 0.12 0.09 0.04 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:11 lo 162.01 162.01 191.51 191.51 0.00 0.00 0.00 0.00 11:40:11 ens3 212.45 142.71 1183.26 42.50 0.00 0.00 0.00 0.00 11:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 33.04 33.04 38.97 38.97 0.00 0.00 0.00 0.00 Average: ens3 43.47 29.12 240.78 8.68 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-30463) 06/25/26 _x86_64_ (8 CPU) 10:43:27 LINUX RESTART (8 CPU) 10:50:14 CPU %user %nice %system %iowait %steal %idle 11:00:01 all 0.06 0.00 0.01 0.01 0.01 99.91 11:00:01 0 0.00 0.00 0.01 0.00 0.00 99.99 11:00:01 1 0.12 0.00 0.03 0.03 0.02 99.81 11:00:01 2 0.02 0.00 0.02 0.00 0.01 99.95 11:00:01 3 0.29 0.00 0.01 0.00 0.01 99.70 11:00:01 4 0.02 0.00 0.01 0.00 0.01 99.96 11:00:01 5 0.01 0.00 0.01 0.01 0.01 99.97 11:00:01 6 0.01 0.00 0.01 0.01 0.01 99.95 11:00:01 7 0.01 0.00 0.01 0.00 0.01 99.97 11:10:14 all 0.03 0.00 0.01 0.00 0.01 99.94 11:10:14 0 0.00 0.00 0.00 0.00 0.00 99.99 11:10:14 1 0.09 0.00 0.03 0.01 0.01 99.85 11:10:14 2 0.02 0.00 0.02 0.01 0.03 99.92 11:10:14 3 0.01 0.00 0.01 0.00 0.00 99.98 11:10:14 4 0.01 0.00 0.01 0.00 0.00 99.97 11:10:14 5 0.01 0.00 0.00 0.00 0.00 99.99 11:10:14 6 0.01 0.00 0.02 0.00 0.01 99.95 11:10:14 7 0.07 0.00 0.01 0.01 0.01 99.90 11:20:04 all 0.01 0.00 0.02 0.02 0.01 99.94 11:20:04 0 0.00 0.00 0.03 0.16 0.00 99.81 11:20:04 1 0.01 0.00 0.01 0.00 0.01 99.97 11:20:04 2 0.03 0.00 0.02 0.02 0.03 99.89 11:20:04 3 0.01 0.00 0.01 0.00 0.00 99.98 11:20:04 4 0.01 0.00 0.01 0.00 0.00 99.97 11:20:04 5 0.01 0.00 0.01 0.00 0.00 99.98 11:20:04 6 0.01 0.00 0.02 0.00 0.02 99.96 11:20:04 7 0.01 0.00 0.02 0.00 0.01 99.96 11:30:01 all 0.18 0.00 0.01 0.02 0.01 99.78 11:30:01 0 0.00 0.00 0.01 0.04 0.00 99.96 11:30:01 1 0.01 0.00 0.01 0.00 0.01 99.97 11:30:01 2 1.36 0.00 0.03 0.09 0.03 98.49 11:30:01 3 0.01 0.00 0.01 0.00 0.00 99.97 11:30:01 4 0.01 0.00 0.02 0.00 0.01 99.96 11:30:01 5 0.01 0.00 0.01 0.04 0.00 99.95 11:30:01 6 0.01 0.00 0.01 0.00 0.01 99.97 11:30:01 7 0.02 0.00 0.01 0.00 0.01 99.97 11:40:11 all 10.94 0.00 0.68 0.14 0.03 88.20 11:40:11 0 10.68 0.00 0.49 0.07 0.03 88.72 11:40:11 1 11.04 0.00 0.90 0.06 0.03 87.96 11:40:11 2 11.48 0.00 0.81 0.26 0.05 87.40 11:40:11 3 11.88 0.00 0.61 0.10 0.03 87.38 11:40:11 4 9.86 0.00 0.64 0.04 0.03 89.43 11:40:11 5 9.31 0.00 0.57 0.17 0.03 89.92 11:40:11 6 12.92 0.00 0.62 0.03 0.03 86.39 11:40:11 7 10.34 0.00 0.77 0.42 0.03 88.43 Average: all 2.28 0.00 0.15 0.04 0.01 97.52 Average: 0 2.17 0.00 0.11 0.05 0.01 97.66 Average: 1 2.29 0.00 0.20 0.02 0.02 97.47 Average: 2 2.61 0.00 0.18 0.08 0.03 97.10 Average: 3 2.48 0.00 0.13 0.02 0.01 97.36 Average: 4 2.01 0.00 0.14 0.01 0.01 97.83 Average: 5 1.90 0.00 0.12 0.04 0.01 97.93 Average: 6 2.63 0.00 0.14 0.01 0.01 97.20 Average: 7 2.12 0.00 0.17 0.09 0.01 97.61