---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1453 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 18G 138G 12% / 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 798 19779 4 11514 30826 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:0d:81:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.182/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84252sec preferred_lft 84252sec inet6 fe80::f816:3eff:fe0d:8156/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:23:64:50:75:40 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1453) 03/12/26 _x86_64_ (8 CPU) 13:26:08 LINUX RESTART (8 CPU) 13:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:01 13.68 0.47 12.31 0.90 19.73 4233.26 1107.18 13:50:15 10.73 0.32 9.49 0.91 5.76 872.66 90.23 14:00:05 317.26 0.60 313.04 3.62 6.74 23445.88 28180.28 Average: 112.48 0.47 110.22 1.80 10.68 9400.72 9660.73 13:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:01 23475024 27469676 4836620 14.72 163128 4042480 4803176 14.16 594076 8316748 3048 13:50:15 22148288 26377592 5924576 18.03 170092 4246464 8851836 26.10 660468 9551312 1540 14:00:05 15296096 26026884 6214832 18.91 467304 9749012 3961328 11.68 1677724 14560576 172 Average: 20306469 26624717 5658676 17.22 266841 6012652 5872113 17.32 977423 10809545 1587 13:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:01 lo 2.17 2.17 1.08 1.08 0.00 0.00 0.00 0.00 13:40:01 ens3 258.70 140.08 363.99 62.07 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:15 lo 5.72 5.72 0.95 0.95 0.00 0.00 0.00 0.00 13:50:15 ens3 30.79 22.04 104.28 8.18 0.00 0.00 0.00 0.00 13:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:05 lo 0.35 0.35 0.06 0.06 0.00 0.00 0.00 0.00 14:00:05 ens3 132.29 86.12 935.93 21.32 0.00 0.00 0.00 0.00 14:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.79 2.79 0.70 0.70 0.00 0.00 0.00 0.00 Average: ens3 139.18 81.96 463.21 30.24 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1453) 03/12/26 _x86_64_ (8 CPU) 13:26:08 LINUX RESTART (8 CPU) 13:30:10 CPU %user %nice %system %iowait %steal %idle 13:40:01 all 48.78 0.00 1.74 0.06 0.09 49.33 13:40:01 0 53.76 0.00 1.75 0.01 0.10 44.39 13:40:01 1 50.21 0.00 1.80 0.05 0.10 47.84 13:40:01 2 50.91 0.00 1.76 0.27 0.09 46.97 13:40:01 3 45.43 0.00 1.69 0.02 0.09 52.77 13:40:01 4 48.74 0.00 1.73 0.02 0.09 49.42 13:40:01 5 46.84 0.00 1.84 0.03 0.09 51.20 13:40:01 6 48.74 0.00 1.68 0.04 0.09 49.44 13:40:01 7 45.60 0.00 1.70 0.01 0.09 52.60 13:50:15 all 90.38 0.00 2.55 0.00 0.13 6.93 13:50:15 0 89.69 0.00 2.63 0.00 0.13 7.55 13:50:15 1 92.03 0.00 2.60 0.01 0.14 5.23 13:50:15 2 89.93 0.00 2.44 0.00 0.13 7.50 13:50:15 3 90.25 0.00 2.72 0.00 0.13 6.91 13:50:15 4 91.07 0.00 2.36 0.00 0.14 6.43 13:50:15 5 89.68 0.00 2.74 0.00 0.14 7.43 13:50:15 6 90.64 0.00 2.37 0.00 0.14 6.85 13:50:15 7 89.73 0.00 2.57 0.02 0.13 7.55 14:00:05 all 54.22 0.00 2.92 0.87 0.10 41.89 14:00:05 0 51.91 0.00 2.49 0.51 0.09 44.99 14:00:05 1 52.82 0.00 2.99 0.86 0.10 43.23 14:00:05 2 54.09 0.00 3.36 1.10 0.11 41.35 14:00:05 3 58.91 0.00 3.16 0.54 0.11 37.28 14:00:05 4 51.02 0.00 2.82 0.79 0.10 45.27 14:00:05 5 52.83 0.00 2.51 0.63 0.10 43.93 14:00:05 6 51.58 0.00 2.73 1.49 0.10 44.11 14:00:05 7 60.60 0.00 3.27 1.07 0.11 34.95 Average: all 64.82 0.00 2.41 0.31 0.11 32.36 Average: 0 65.45 0.00 2.29 0.17 0.11 31.97 Average: 1 65.40 0.00 2.46 0.30 0.11 31.72 Average: 2 65.33 0.00 2.52 0.45 0.11 31.59 Average: 3 65.22 0.00 2.52 0.18 0.11 31.97 Average: 4 63.99 0.00 2.30 0.27 0.11 33.33 Average: 5 63.49 0.00 2.37 0.22 0.11 33.81 Average: 6 64.04 0.00 2.26 0.50 0.11 33.09 Average: 7 65.64 0.00 2.52 0.36 0.11 31.37