---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-35484 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 9.7G 146G 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 675 27233 4 4183 30949 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:eb:19:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.193/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81968sec preferred_lft 81968sec inet6 fe80::f816:3eff:feeb:1947/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:df:a1:96:3d:76 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-35484) 07/13/26 _x86_64_ (8 CPU) 10:46:44 LINUX RESTART (8 CPU) 10:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:15 23.08 0.37 20.33 2.37 32.77 3740.57 26464.23 11:10:15 2.36 0.01 2.36 0.00 0.04 28.08 0.01 11:20:15 2.36 0.00 2.36 0.00 0.01 27.12 0.00 11:30:15 2.33 0.00 2.33 0.00 0.00 26.79 0.00 11:40:15 2.37 0.00 2.37 0.00 0.00 27.16 0.00 11:50:15 14.70 11.87 2.83 0.00 131.40 44.00 0.11 12:00:10 4.88 0.06 4.21 0.60 7.95 192.73 422.85 Average: 7.47 1.76 5.28 0.43 24.63 589.72 3884.40 10:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:15 24977376 28704528 3603824 10.97 161224 3789216 3603940 10.63 701516 6726920 28 11:10:15 24974612 28702716 3605524 10.97 162024 3789352 3602072 10.62 702316 6725908 36 11:20:15 24971604 28700492 3607680 10.98 162796 3789356 3602072 10.62 703072 6725900 28 11:30:15 24968340 28698080 3610336 10.99 163612 3789356 3602136 10.62 703896 6725932 4 11:40:15 24967084 28697792 3610380 10.99 164424 3789512 3602200 10.62 704684 6726256 28 11:50:15 24902812 28690336 3617100 11.01 167456 3829176 3602428 10.62 742644 6731124 32 12:00:10 27968400 31765392 542348 1.65 170832 3834884 1115036 3.29 758740 3650368 19708 Average: 25390033 29137048 3171027 9.65 164624 3801550 3247126 9.58 716695 6287487 2838 10:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:15 lo 745.44 745.44 708.77 708.77 0.00 0.00 0.00 0.00 11:00:15 ens3 49.55 36.40 403.87 7.63 0.00 0.00 0.00 0.00 11:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:10:15 ens3 0.27 0.12 0.06 0.04 0.00 0.00 0.00 0.00 11:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:20:15 ens3 0.31 0.21 0.18 0.12 0.00 0.00 0.00 0.00 11:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:30:15 ens3 0.24 0.10 0.06 0.04 0.00 0.00 0.00 0.00 11:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:15 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 11:40:15 ens3 0.20 0.08 0.06 0.02 0.00 0.00 0.00 0.00 11:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:50:15 ens3 0.73 0.29 0.26 0.17 0.00 0.00 0.00 0.00 11:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:10 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 12:00:10 ens3 3.18 2.23 1.64 1.10 0.00 0.00 0.00 0.00 12:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 107.82 107.82 102.44 102.44 0.00 0.00 0.00 0.00 Average: ens3 7.86 5.69 58.69 1.31 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-35484) 07/13/26 _x86_64_ (8 CPU) 10:46:44 LINUX RESTART (8 CPU) 10:50:08 CPU %user %nice %system %iowait %steal %idle 11:00:15 all 31.60 0.00 1.23 0.07 0.07 67.03 11:00:15 0 32.21 0.00 1.42 0.05 0.07 66.25 11:00:15 1 31.33 0.00 1.43 0.04 0.07 67.13 11:00:15 2 34.06 0.00 1.18 0.05 0.07 64.63 11:00:15 3 34.77 0.00 1.28 0.04 0.07 63.84 11:00:15 4 34.03 0.00 1.16 0.02 0.07 64.72 11:00:15 5 28.60 0.00 1.17 0.24 0.06 69.93 11:00:15 6 27.29 0.00 1.05 0.04 0.06 71.56 11:00:15 7 30.53 0.00 1.14 0.07 0.07 68.19 11:10:15 all 0.07 0.00 0.03 0.09 0.03 99.78 11:10:15 0 0.01 0.00 0.01 0.00 0.01 99.97 11:10:15 1 0.23 0.00 0.06 0.00 0.07 99.63 11:10:15 2 0.05 0.00 0.03 0.10 0.06 99.76 11:10:15 3 0.09 0.00 0.03 0.07 0.01 99.80 11:10:15 4 0.05 0.00 0.02 0.00 0.01 99.91 11:10:15 5 0.04 0.00 0.03 0.52 0.04 99.37 11:10:15 6 0.02 0.00 0.03 0.00 0.01 99.94 11:10:15 7 0.07 0.00 0.03 0.01 0.02 99.87 11:20:15 all 0.12 0.00 0.03 0.01 0.01 99.84 11:20:15 0 0.01 0.00 0.01 0.00 0.00 99.98 11:20:15 1 0.04 0.00 0.03 0.00 0.01 99.92 11:20:15 2 0.13 0.00 0.06 0.00 0.02 99.79 11:20:15 3 0.03 0.00 0.03 0.00 0.01 99.93 11:20:15 4 0.65 0.00 0.02 0.00 0.01 99.33 11:20:15 5 0.04 0.00 0.02 0.04 0.01 99.89 11:20:15 6 0.01 0.00 0.01 0.00 0.00 99.98 11:20:15 7 0.03 0.00 0.03 0.01 0.01 99.92 11:30:15 all 0.08 0.00 0.03 0.01 0.01 99.87 11:30:15 0 0.02 0.00 0.01 0.00 0.00 99.97 11:30:15 1 0.12 0.00 0.05 0.00 0.01 99.82 11:30:15 2 0.08 0.00 0.05 0.00 0.01 99.85 11:30:15 3 0.01 0.00 0.01 0.00 0.00 99.97 11:30:15 4 0.31 0.00 0.03 0.00 0.01 99.65 11:30:15 5 0.06 0.00 0.04 0.07 0.01 99.82 11:30:15 6 0.01 0.00 0.01 0.01 0.00 99.98 11:30:15 7 0.05 0.00 0.05 0.02 0.02 99.87 11:40:15 all 0.09 0.00 0.03 0.01 0.01 99.87 11:40:15 0 0.01 0.00 0.01 0.00 0.00 99.98 11:40:15 1 0.06 0.00 0.05 0.00 0.01 99.88 11:40:15 2 0.08 0.00 0.03 0.00 0.01 99.88 11:40:15 3 0.05 0.00 0.03 0.00 0.01 99.91 11:40:15 4 0.02 0.00 0.02 0.00 0.01 99.95 11:40:15 5 0.07 0.00 0.05 0.03 0.01 99.84 11:40:15 6 0.42 0.00 0.00 0.00 0.00 99.58 11:40:15 7 0.03 0.00 0.03 0.00 0.01 99.92 11:50:15 all 0.14 0.04 0.04 0.04 0.01 99.73 11:50:15 0 0.01 0.00 0.02 0.00 0.00 99.96 11:50:15 1 0.12 0.00 0.06 0.01 0.02 99.81 11:50:15 2 0.05 0.00 0.03 0.01 0.01 99.90 11:50:15 3 0.06 0.00 0.04 0.01 0.01 99.87 11:50:15 4 0.03 0.00 0.03 0.00 0.01 99.93 11:50:15 5 0.60 0.00 0.05 0.04 0.01 99.30 11:50:15 6 0.20 0.33 0.09 0.28 0.01 99.10 11:50:15 7 0.02 0.00 0.02 0.01 0.01 99.95 12:00:10 all 0.53 0.00 0.07 0.01 0.01 99.37 12:00:10 0 0.07 0.00 0.02 0.00 0.00 99.91 12:00:10 1 1.37 0.00 0.15 0.01 0.03 98.44 12:00:10 2 0.32 0.00 0.07 0.01 0.01 99.59 12:00:10 3 0.08 0.00 0.07 0.07 0.02 99.75 12:00:10 4 0.06 0.00 0.04 0.00 0.01 99.88 12:00:10 5 0.74 0.00 0.09 0.00 0.02 99.15 12:00:10 6 1.37 0.00 0.07 0.01 0.01 98.55 12:00:10 7 0.26 0.00 0.05 0.01 0.01 99.67 Average: all 4.71 0.01 0.21 0.03 0.02 95.02 Average: 0 4.66 0.00 0.22 0.01 0.01 95.10 Average: 1 4.80 0.00 0.26 0.01 0.03 94.90 Average: 2 5.02 0.00 0.21 0.03 0.03 94.72 Average: 3 5.06 0.00 0.22 0.03 0.02 94.67 Average: 4 5.06 0.00 0.19 0.00 0.02 94.72 Average: 5 4.34 0.00 0.21 0.13 0.02 95.29 Average: 6 4.23 0.05 0.18 0.05 0.01 95.49 Average: 7 4.47 0.00 0.19 0.02 0.02 95.30