---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3064 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: 5599.94 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 759 20306 4 11025 30864 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:a2:5f:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.104/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84260sec preferred_lft 84260sec inet6 fe80::f816:3eff:fea2:5fdb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:cb:31:32:a5:fb 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-3064) 03/19/26 _x86_64_ (8 CPU) 10:55:32 LINUX RESTART (8 CPU) 11:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:19 15.70 0.49 14.39 0.82 18.98 4339.42 2218.55 11:20:17 7.86 0.28 6.60 0.98 4.58 532.97 89.70 11:30:01 332.30 0.57 326.03 5.70 6.80 22591.18 55189.80 Average: 115.88 0.45 112.97 2.46 10.25 9001.21 18708.45 11:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:19 23865636 28003020 4301528 13.09 168392 4161312 8135960 23.99 630352 7863896 23744 11:20:17 21502340 25736544 6565424 19.98 170080 4250992 8939872 26.36 660432 10196228 888 11:30:01 13372136 23672164 8566116 26.07 478896 9317320 3632192 10.71 1720640 16342700 368 Average: 19580037 25803909 6477689 19.71 272456 5909875 6902675 20.36 1003808 11467608 8333 11:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:19 lo 2.21 2.21 1.01 1.01 0.00 0.00 0.00 0.00 11:10:19 ens3 244.79 123.86 430.37 53.77 0.00 0.00 0.00 0.00 11:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:17 lo 5.87 5.87 0.98 0.98 0.00 0.00 0.00 0.00 11:20:17 ens3 8.55 7.00 2.11 2.74 0.00 0.00 0.00 0.00 11:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 0.37 0.37 0.07 0.07 0.00 0.00 0.00 0.00 11:30:01 ens3 143.49 89.45 949.15 25.63 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.83 2.83 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 133.49 73.90 456.64 27.70 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-3064) 03/19/26 _x86_64_ (8 CPU) 10:55:32 LINUX RESTART (8 CPU) 11:00:01 CPU %user %nice %system %iowait %steal %idle 11:10:19 all 47.38 0.00 1.59 0.15 0.09 50.80 11:10:19 0 43.79 0.00 1.57 0.12 0.09 54.44 11:10:19 1 59.92 0.00 1.75 0.08 0.10 38.15 11:10:19 2 45.87 0.00 1.51 0.04 0.09 52.50 11:10:19 3 49.60 0.00 1.65 0.15 0.09 48.50 11:10:19 4 46.78 0.00 1.42 0.56 0.09 51.15 11:10:19 5 45.23 0.00 1.55 0.09 0.09 53.05 11:10:19 6 46.62 0.00 1.63 0.03 0.08 51.63 11:10:19 7 41.25 0.00 1.63 0.11 0.08 56.94 11:20:17 all 97.12 0.00 2.62 0.00 0.14 0.11 11:20:17 0 97.03 0.00 2.72 0.00 0.14 0.11 11:20:17 1 97.12 0.00 2.62 0.00 0.14 0.12 11:20:17 2 97.08 0.00 2.64 0.00 0.14 0.13 11:20:17 3 97.34 0.00 2.42 0.00 0.14 0.10 11:20:17 4 97.03 0.00 2.71 0.00 0.14 0.12 11:20:17 5 97.07 0.00 2.68 0.00 0.15 0.11 11:20:17 6 97.11 0.00 2.66 0.00 0.14 0.09 11:20:17 7 97.21 0.00 2.52 0.00 0.14 0.13 11:30:01 all 51.07 0.00 2.88 0.49 0.09 45.48 11:30:01 0 46.56 0.00 2.12 0.29 0.08 50.95 11:30:01 1 51.44 0.00 3.54 0.51 0.09 44.42 11:30:01 2 49.33 0.00 3.01 0.67 0.08 46.91 11:30:01 3 54.74 0.00 2.75 0.36 0.09 42.06 11:30:01 4 57.57 0.00 2.68 0.20 0.09 39.45 11:30:01 5 47.90 0.00 2.76 0.69 0.09 48.55 11:30:01 6 50.76 0.00 3.29 0.63 0.09 45.23 11:30:01 7 50.23 0.00 2.89 0.58 0.09 46.22 Average: all 65.12 0.00 2.35 0.21 0.11 32.22 Average: 0 62.38 0.00 2.13 0.14 0.11 35.25 Average: 1 69.56 0.00 2.62 0.19 0.11 27.53 Average: 2 64.02 0.00 2.37 0.23 0.10 33.27 Average: 3 67.14 0.00 2.27 0.17 0.11 30.32 Average: 4 66.99 0.00 2.26 0.26 0.11 30.39 Average: 5 63.34 0.00 2.32 0.25 0.11 33.98 Average: 6 64.77 0.00 2.51 0.21 0.10 32.41 Average: 7 62.75 0.00 2.33 0.23 0.10 34.59