---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18981 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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 28G 128G 18% / 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 905 9000 4 22185 30719 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:e3:54:4e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.253/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84177sec preferred_lft 84177sec inet6 fe80::f816:3eff:fee3:544e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:45:85:c7:c5:9f 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::d845:85ff:fec7:c59f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-18981) 02/21/26 _x86_64_ (8 CPU) 15:47:21 LINUX RESTART (8 CPU) 15:50:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:00 429.29 1.49 420.05 7.75 674.09 54627.01 76391.25 16:10:01 146.38 0.30 140.45 5.64 4.01 18850.28 43620.22 16:20:06 3.69 0.00 3.58 0.10 0.01 404.94 879.93 Average: 191.19 0.59 186.14 4.47 222.71 24382.64 39977.63 15:50:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:00 11011372 27638072 4589248 13.96 417228 15640320 4742460 13.98 4646908 15837376 320 16:10:01 7438784 27366488 4997676 15.21 564208 18346504 5342424 15.75 5678804 18055008 16 16:20:06 7114828 27280740 5202744 15.83 572164 18424148 5604588 16.53 5734856 18291136 704 Average: 8521661 27428433 4929889 15.00 517867 17470324 5229824 15.42 5353523 17394507 347 15:50:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:00 lo 0.42 0.42 0.07 0.07 0.00 0.00 0.00 0.00 16:00:00 ens3 258.09 165.95 2296.56 40.82 0.00 0.00 0.00 0.00 16:00:00 docker0 30.34 48.88 1.70 740.38 0.00 0.00 0.00 0.00 16:10:01 lo 0.27 0.27 0.05 0.05 0.00 0.00 0.00 0.00 16:10:01 ens3 91.45 54.56 1075.07 14.84 0.00 0.00 0.00 0.00 16:10:01 docker0 11.12 18.39 0.71 322.25 0.00 0.00 0.00 0.00 16:10:01 veth59ec525 3.11 6.63 0.31 153.58 0.00 0.00 0.00 0.01 16:20:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:20:06 ens3 14.42 9.65 20.58 2.51 0.00 0.00 0.00 0.00 16:20:06 docker0 9.46 13.80 1.99 20.44 0.00 0.00 0.00 0.00 16:20:06 veth59ec525 9.46 13.80 2.12 20.44 0.00 0.00 0.00 0.00 Average: lo 0.26 0.26 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 120.21 76.01 1120.81 19.22 0.00 0.00 0.00 0.00 Average: docker0 16.87 26.86 1.47 357.85 0.00 0.00 0.00 0.00 Average: veth59ec525 4.23 6.87 0.82 58.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-18981) 02/21/26 _x86_64_ (8 CPU) 15:47:21 LINUX RESTART (8 CPU) 15:50:10 CPU %user %nice %system %iowait %steal %idle 16:00:00 all 18.90 0.00 3.37 1.33 0.06 76.35 16:00:00 0 13.90 0.00 2.81 0.94 0.06 82.28 16:00:00 1 18.42 0.00 3.33 1.64 0.06 76.55 16:00:00 2 18.64 0.00 3.40 1.29 0.06 76.61 16:00:00 3 24.58 0.00 4.54 1.78 0.06 69.04 16:00:00 4 19.63 0.00 2.95 0.95 0.06 76.42 16:00:00 5 20.14 0.00 3.42 1.58 0.06 74.81 16:00:00 6 18.24 0.00 3.29 1.40 0.06 77.00 16:00:00 7 17.63 0.00 3.20 1.04 0.06 78.07 16:10:01 all 16.94 0.00 1.50 0.51 0.04 81.01 16:10:01 0 7.96 0.00 1.68 0.49 0.05 89.83 16:10:01 1 11.70 0.00 1.70 0.49 0.04 86.08 16:10:01 2 9.25 0.00 1.64 0.37 0.04 88.70 16:10:01 3 12.52 0.00 1.49 0.45 0.04 85.50 16:10:01 4 16.44 0.00 1.26 0.24 0.04 82.02 16:10:01 5 9.01 0.00 1.38 0.64 0.03 88.93 16:10:01 6 10.96 0.00 1.43 0.59 0.05 86.97 16:10:01 7 57.68 0.00 1.40 0.79 0.06 40.08 16:20:06 all 12.13 0.00 0.28 0.02 0.02 87.56 16:20:06 0 0.88 0.00 0.21 0.10 0.03 98.78 16:20:06 1 0.26 0.00 0.08 0.00 0.01 99.65 16:20:06 2 0.18 0.00 0.09 0.00 0.02 99.71 16:20:06 3 15.55 0.00 0.39 0.00 0.02 84.03 16:20:06 4 3.19 0.00 0.21 0.00 0.01 96.59 16:20:06 5 41.92 0.00 0.68 0.01 0.03 57.36 16:20:06 6 13.97 0.00 0.19 0.01 0.03 85.81 16:20:06 7 21.15 0.00 0.37 0.01 0.02 78.45 Average: all 15.95 0.00 1.70 0.61 0.04 81.70 Average: 0 7.51 0.00 1.55 0.51 0.05 90.39 Average: 1 10.03 0.00 1.68 0.70 0.03 87.55 Average: 2 9.26 0.00 1.69 0.55 0.04 88.47 Average: 3 17.49 0.00 2.12 0.73 0.04 79.62 Average: 4 13.00 0.00 1.46 0.39 0.03 85.12 Average: 5 23.78 0.00 1.81 0.73 0.04 73.64 Average: 6 14.36 0.00 1.62 0.66 0.05 83.32 Average: 7 32.23 0.00 1.64 0.61 0.04 65.47