---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7380 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 29G 127G 19% / 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 832 8032 4 23227 30792 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:22:9f:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.228/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85025sec preferred_lft 85025sec inet6 fe80::f816:3eff:fe22:9fd4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:94:cc:30:cc:cf 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::9494:ccff:fe30:cccf/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-7380) 05/01/26 _x86_64_ (8 CPU) 07:58:11 LINUX RESTART (8 CPU) 08:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:00 308.95 0.69 297.17 11.09 51.29 67953.13 322200.86 08:20:00 306.38 1.55 286.67 18.17 18.21 47338.68 491101.49 Average: 307.66 1.12 291.92 14.63 34.76 57651.32 406606.84 08:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:00 15160048 31122684 1133860 3.45 384808 15322872 1730056 5.10 5420876 11263316 150524 08:20:00 7813408 30995852 1206180 3.67 632408 21790896 1763028 5.20 11759040 11709536 0 Average: 11486728 31059268 1170020 3.56 508608 18556884 1746542 5.15 8589958 11486426 75262 08:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:00 lo 0.68 0.68 0.15 0.15 0.00 0.00 0.00 0.00 08:10:00 ens3 219.66 147.35 2580.50 2104.97 0.00 0.00 0.00 0.00 08:10:00 docker0 29.18 55.18 1.70 816.97 0.00 0.00 0.00 0.00 08:20:00 lo 0.41 0.41 0.08 0.08 0.00 0.00 0.00 0.00 08:20:00 ens3 143.65 93.41 1736.22 2365.49 0.00 0.00 0.00 0.00 08:20:00 docker0 29.36 43.96 2.28 924.75 0.00 0.00 0.00 0.00 Average: lo 0.55 0.55 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 181.68 120.39 2158.58 2235.16 0.00 0.00 0.00 0.00 Average: docker0 29.27 49.57 1.99 870.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-7380) 05/01/26 _x86_64_ (8 CPU) 07:58:11 LINUX RESTART (8 CPU) 08:00:00 CPU %user %nice %system %iowait %steal %idle 08:10:00 all 10.15 0.00 3.30 1.01 0.06 85.49 08:10:00 0 8.58 0.00 3.20 0.85 0.06 87.31 08:10:00 1 9.02 0.00 3.63 1.35 0.06 85.94 08:10:00 2 13.54 0.00 3.69 1.21 0.06 81.50 08:10:00 3 12.87 0.00 3.72 0.73 0.06 82.63 08:10:00 4 9.34 0.00 3.09 0.44 0.05 87.07 08:10:00 5 11.05 0.00 3.69 1.99 0.06 83.20 08:10:00 6 8.30 0.00 2.79 1.02 0.05 87.84 08:10:00 7 8.48 0.00 2.57 0.50 0.05 88.39 08:20:00 all 14.34 0.00 4.42 0.45 0.06 80.74 08:20:00 0 11.38 0.00 4.31 0.59 0.05 83.66 08:20:00 1 13.60 0.00 3.84 0.27 0.05 82.25 08:20:00 2 13.86 0.00 4.83 0.61 0.07 80.63 08:20:00 3 14.68 0.00 4.71 0.90 0.06 79.65 08:20:00 4 14.52 0.00 4.07 0.22 0.06 81.13 08:20:00 5 12.26 0.00 4.32 0.42 0.05 82.95 08:20:00 6 13.88 0.00 4.30 0.19 0.06 81.57 08:20:00 7 20.54 0.00 5.00 0.36 0.06 74.04 Average: all 12.24 0.00 3.86 0.73 0.06 83.12 Average: 0 9.98 0.00 3.76 0.72 0.05 85.49 Average: 1 11.31 0.00 3.74 0.81 0.05 84.09 Average: 2 13.70 0.00 4.26 0.91 0.06 81.07 Average: 3 13.77 0.00 4.21 0.81 0.06 81.15 Average: 4 11.93 0.00 3.58 0.33 0.06 84.10 Average: 5 11.66 0.00 4.01 1.21 0.06 83.08 Average: 6 11.08 0.00 3.54 0.61 0.06 84.71 Average: 7 14.49 0.00 3.78 0.43 0.05 81.24