---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2827 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 752 19127 4 12213 30872 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:40:1a:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.144/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84478sec preferred_lft 84478sec inet6 fe80::f816:3eff:fe40:1a5e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:64:97:6e:60:50 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 inet6 fe80::9464:97ff:fe6e:6050/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2827) 04/15/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:21 22.20 0.49 21.18 0.52 17.46 15196.17 642.67 00:30:12 41.71 2.30 38.16 1.25 368.51 10704.60 6620.15 Average: 31.88 1.39 29.61 0.88 191.58 12968.42 3607.40 00:10:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:21 18264652 26896616 5394444 16.42 187820 8506340 5678004 16.74 2076480 11843948 772 00:30:12 19782388 31607388 663920 2.02 234616 11505724 1300200 3.83 3120960 9121196 12 Average: 19023520 29252002 3029182 9.22 211218 10006032 3489102 10.29 2598720 10482572 392 00:10:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:21 lo 193.79 193.79 189.86 189.86 0.00 0.00 0.00 0.00 00:20:21 ens3 54.02 47.17 318.27 12.14 0.00 0.00 0.00 0.00 00:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:12 lo 11.29 11.29 2.84 2.84 0.00 0.00 0.00 0.00 00:30:12 ens3 177.27 185.71 334.81 2717.21 0.00 0.00 0.00 0.00 00:30:12 docker0 93.75 91.27 1396.71 164.31 0.00 0.00 0.00 0.00 Average: lo 103.27 103.27 97.10 97.10 0.00 0.00 0.00 0.00 Average: ens3 115.15 115.88 326.47 1353.81 0.00 0.00 0.00 0.00 Average: docker0 46.50 45.27 692.75 81.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2827) 04/15/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:19 CPU %user %nice %system %iowait %steal %idle 00:20:21 all 25.37 0.00 1.19 0.10 0.06 73.29 00:20:21 0 24.10 0.00 1.08 0.03 0.06 74.73 00:20:21 1 27.64 0.00 1.15 0.05 0.06 71.10 00:20:21 2 25.94 0.00 1.36 0.23 0.06 72.41 00:20:21 3 30.72 0.00 1.51 0.15 0.06 67.56 00:20:21 4 25.93 0.00 1.20 0.05 0.06 72.76 00:20:21 5 27.03 0.00 1.07 0.07 0.06 71.77 00:20:21 6 20.82 0.00 1.01 0.02 0.06 78.09 00:20:21 7 20.75 0.00 1.17 0.17 0.06 77.85 00:30:12 all 9.48 0.00 1.05 0.15 0.04 89.28 00:30:12 0 7.91 0.00 1.34 0.16 0.03 90.57 00:30:12 1 20.96 0.00 1.92 0.13 0.05 76.94 00:30:12 2 7.71 0.00 1.15 0.17 0.04 90.94 00:30:12 3 7.75 0.00 0.89 0.14 0.04 91.18 00:30:12 4 8.43 0.00 0.88 0.10 0.04 90.56 00:30:12 5 11.97 0.00 0.83 0.15 0.04 87.01 00:30:12 6 5.26 0.00 0.62 0.09 0.03 93.99 00:30:12 7 5.88 0.00 0.78 0.27 0.04 93.04 Average: all 17.48 0.00 1.12 0.12 0.05 81.22 Average: 0 16.06 0.00 1.21 0.09 0.05 82.59 Average: 1 24.33 0.00 1.53 0.09 0.06 74.00 Average: 2 16.89 0.00 1.25 0.20 0.05 81.61 Average: 3 19.30 0.00 1.20 0.14 0.05 79.30 Average: 4 17.24 0.00 1.04 0.08 0.05 81.59 Average: 5 19.56 0.00 0.95 0.11 0.05 79.33 Average: 6 13.10 0.00 0.82 0.06 0.04 85.98 Average: 7 13.37 0.00 0.98 0.22 0.05 85.38