---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19234 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 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 806 19530 4 11755 30818 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:04:42:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.95/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84241sec preferred_lft 84241sec inet6 fe80::f816:3eff:fe04:42c1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:76:0d:bb:7d:e2 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 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19234) 02/22/26 _x86_64_ (8 CPU) 12:47:54 LINUX RESTART (8 CPU) 12:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:04 23.79 1.15 21.17 1.47 433.43 15191.33 9867.40 13:10:04 10.29 0.31 9.22 0.76 5.05 906.79 59.37 13:20:00 279.49 0.52 275.85 3.11 5.59 13300.29 73162.71 Average: 104.11 0.66 101.68 1.78 148.36 9791.28 27590.16 12:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:04 24030680 28278436 4027504 12.26 165424 4292544 4016108 11.84 709196 7644944 6076 13:10:04 22511128 27001468 5299120 16.13 173272 4500864 8576248 25.29 782724 9058912 2776 13:20:00 18869192 28268860 3990056 12.14 369816 8730884 3663948 10.80 1594972 11342956 1357152 Average: 21803667 27849588 4438893 13.51 236171 5841431 5418768 15.98 1028964 9348937 455335 12:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:04 lo 1.83 1.83 0.65 0.65 0.00 0.00 0.00 0.00 13:00:04 ens3 349.12 164.99 672.20 67.42 0.00 0.00 0.00 0.00 13:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:04 lo 6.17 6.17 1.36 1.36 0.00 0.00 0.00 0.00 13:10:04 ens3 26.39 19.54 106.23 6.36 0.00 0.00 0.00 0.00 13:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:00 lo 0.45 0.45 0.07 0.07 0.00 0.00 0.00 0.00 13:20:00 ens3 121.90 74.67 531.71 23.00 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.82 2.82 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 165.90 86.43 436.49 32.28 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 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19234) 02/22/26 _x86_64_ (8 CPU) 12:47:54 LINUX RESTART (8 CPU) 12:50:04 CPU %user %nice %system %iowait %steal %idle 13:00:04 all 52.20 0.00 1.99 0.11 0.10 45.61 13:00:04 0 51.60 0.00 1.88 0.06 0.10 46.36 13:00:04 1 48.31 0.00 1.94 0.37 0.09 49.29 13:00:04 2 51.73 0.00 2.04 0.09 0.10 46.04 13:00:04 3 50.37 0.00 2.24 0.07 0.10 47.23 13:00:04 4 49.24 0.00 1.91 0.14 0.10 48.62 13:00:04 5 50.24 0.00 2.01 0.06 0.09 47.60 13:00:04 6 65.09 0.00 1.83 0.03 0.11 32.95 13:00:04 7 51.01 0.00 2.04 0.08 0.10 46.77 13:10:04 all 78.80 0.00 2.26 0.00 0.13 18.81 13:10:04 0 78.29 0.00 2.31 0.00 0.12 19.28 13:10:04 1 77.48 0.00 2.26 0.00 0.13 20.14 13:10:04 2 80.02 0.00 2.17 0.01 0.13 17.67 13:10:04 3 79.45 0.00 2.24 0.00 0.13 18.17 13:10:04 4 78.56 0.00 2.12 0.01 0.13 19.17 13:10:04 5 77.76 0.00 2.26 0.00 0.13 19.86 13:10:04 6 80.28 0.00 2.36 0.01 0.13 17.22 13:10:04 7 78.55 0.00 2.36 0.00 0.12 18.97 13:20:00 all 68.58 0.00 3.03 0.39 0.11 27.88 13:20:00 0 66.27 0.00 2.79 0.37 0.11 30.45 13:20:00 1 67.90 0.00 2.94 0.42 0.11 28.63 13:20:00 2 71.08 0.00 3.59 0.49 0.11 24.73 13:20:00 3 68.62 0.00 3.18 0.63 0.11 27.46 13:20:00 4 70.10 0.00 3.04 0.47 0.12 26.28 13:20:00 5 68.02 0.00 2.90 0.24 0.11 28.73 13:20:00 6 69.11 0.00 3.19 0.21 0.11 27.39 13:20:00 7 67.58 0.00 2.63 0.32 0.11 29.36 Average: all 66.53 0.00 2.42 0.17 0.11 30.76 Average: 0 65.39 0.00 2.33 0.14 0.11 32.03 Average: 1 64.56 0.00 2.38 0.26 0.11 32.69 Average: 2 67.61 0.00 2.60 0.19 0.11 29.48 Average: 3 66.15 0.00 2.55 0.23 0.11 30.95 Average: 4 65.97 0.00 2.35 0.21 0.11 31.36 Average: 5 65.34 0.00 2.39 0.10 0.11 32.06 Average: 6 71.50 0.00 2.46 0.08 0.12 25.84 Average: 7 65.72 0.00 2.35 0.13 0.11 31.69