---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6998 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 12G 144G 8% / 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 919 24928 4 6244 30704 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:cb:a0:2e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.67/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84476sec preferred_lft 84476sec inet6 fe80::f816:3eff:fecb:a02e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:37:95:fb:31:d4 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-6998) 02/02/26 _x86_64_ (8 CPU) 09:24:18 LINUX RESTART (8 CPU) 09:30:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:08 27.87 0.15 24.34 3.38 5.71 2648.58 5508.62 09:50:09 34.29 0.02 29.92 4.35 0.41 3206.80 13097.90 Average: 31.08 0.08 27.13 3.86 3.06 2927.56 9301.40 09:30:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:08 25512276 29260552 3046528 9.27 171772 3800064 3381788 9.97 849008 6058888 98520 09:50:09 24716920 29020964 3281848 9.99 209680 4264564 3259932 9.61 1002132 6628660 43888 Average: 25114598 29140758 3164188 9.63 190726 4032314 3320860 9.79 925570 6343774 71204 09:30:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:08 lo 1384.26 1384.26 1317.25 1317.25 0.00 0.00 0.00 0.00 09:40:08 ens3 24.98 20.08 11.84 6.68 0.00 0.00 0.00 0.00 09:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:09 lo 1777.68 1777.68 1691.76 1691.76 0.00 0.00 0.00 0.00 09:50:09 ens3 25.97 21.08 9.94 7.50 0.00 0.00 0.00 0.00 09:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1580.87 1580.87 1504.41 1504.41 0.00 0.00 0.00 0.00 Average: ens3 25.47 20.58 10.89 7.09 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-6998) 02/02/26 _x86_64_ (8 CPU) 09:24:18 LINUX RESTART (8 CPU) 09:30:07 CPU %user %nice %system %iowait %steal %idle 09:40:08 all 33.84 0.00 1.50 0.06 0.06 64.55 09:40:08 0 35.42 0.00 1.37 0.11 0.06 63.04 09:40:08 1 35.68 0.00 1.73 0.03 0.06 62.49 09:40:08 2 36.63 0.00 1.42 0.04 0.06 61.85 09:40:08 3 30.22 0.00 1.55 0.05 0.06 68.13 09:40:08 4 35.52 0.00 1.56 0.06 0.06 62.80 09:40:08 5 31.48 0.00 1.46 0.04 0.06 66.96 09:40:08 6 32.30 0.00 1.27 0.05 0.06 66.32 09:40:08 7 33.45 0.00 1.61 0.08 0.06 64.80 09:50:09 all 38.42 0.00 1.74 0.07 0.07 59.70 09:50:09 0 35.11 0.00 1.77 0.06 0.07 62.99 09:50:09 1 40.83 0.00 2.06 0.15 0.07 56.88 09:50:09 2 41.01 0.00 1.94 0.09 0.07 56.90 09:50:09 3 40.23 0.00 1.75 0.06 0.07 57.90 09:50:09 4 39.34 0.00 1.85 0.05 0.07 58.70 09:50:09 5 38.15 0.00 1.47 0.04 0.07 60.29 09:50:09 6 34.03 0.00 1.44 0.04 0.06 64.42 09:50:09 7 38.65 0.00 1.67 0.06 0.07 59.55 Average: all 36.13 0.00 1.62 0.06 0.06 62.13 Average: 0 35.26 0.00 1.57 0.09 0.07 63.01 Average: 1 38.26 0.00 1.90 0.09 0.07 59.69 Average: 2 38.82 0.00 1.68 0.06 0.06 59.38 Average: 3 35.22 0.00 1.65 0.05 0.06 63.02 Average: 4 37.43 0.00 1.70 0.05 0.07 60.75 Average: 5 34.81 0.00 1.46 0.04 0.06 63.63 Average: 6 33.17 0.00 1.35 0.05 0.06 65.37 Average: 7 36.05 0.00 1.64 0.07 0.06 62.18