---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-24274 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: 5600.00 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 789 19060 4 12242 30835 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:31:a6:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84790sec preferred_lft 84790sec inet6 fe80::f816:3eff:fe31:a6e7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:31:a8:68:ac:25 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::c031:a8ff:fe68:ac25/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-24274) 03/01/26 _x86_64_ (8 CPU) 00:36:21 LINUX RESTART (8 CPU) 00:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 16.49 0.64 14.89 0.95 415.70 5759.34 14207.92 01:00:10 43.38 2.23 40.19 0.96 338.63 23123.91 2016.43 Average: 30.07 1.44 27.67 0.96 376.76 14532.25 8048.54 00:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24376308 28823848 3482128 10.60 148744 4516544 3613796 10.66 943192 7086996 504 01:00:10 19892096 31657596 616508 1.88 223020 11476492 1380112 4.07 3275596 8884040 73392 Average: 22134202 30240722 2049318 6.24 185882 7996518 2496954 7.36 2109394 7985518 36948 00:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.70 5.70 0.56 0.56 0.00 0.00 0.00 0.00 00:50:01 ens3 75.11 53.52 445.74 13.26 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:10 lo 4491.70 4491.70 4289.13 4289.13 0.00 0.00 0.00 0.00 01:00:10 ens3 63.85 47.55 510.64 11.67 0.00 0.00 0.00 0.00 01:00:10 docker0 2.08 2.62 0.13 59.94 0.00 0.00 0.00 0.00 Average: lo 2272.11 2272.11 2167.23 2167.23 0.00 0.00 0.00 0.00 Average: ens3 69.42 50.51 478.53 12.46 0.00 0.00 0.00 0.00 Average: docker0 1.05 1.32 0.06 30.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-24274) 03/01/26 _x86_64_ (8 CPU) 00:36:21 LINUX RESTART (8 CPU) 00:40:04 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 39.69 0.00 1.36 0.16 0.08 58.71 00:50:01 0 37.15 0.00 1.37 0.07 0.08 61.33 00:50:01 1 38.71 0.00 1.42 0.18 0.08 59.62 00:50:01 2 38.96 0.00 1.27 0.34 0.08 59.35 00:50:01 3 40.64 0.00 1.20 0.15 0.08 57.93 00:50:01 4 37.01 0.00 1.17 0.03 0.07 61.72 00:50:01 5 47.38 0.00 1.81 0.21 0.08 50.51 00:50:01 6 39.88 0.00 1.26 0.04 0.08 58.74 00:50:01 7 37.78 0.00 1.41 0.29 0.08 60.45 01:00:10 all 20.37 0.00 2.07 0.54 0.05 76.97 01:00:10 0 12.57 0.00 0.67 0.33 0.05 86.39 01:00:10 1 21.91 0.00 2.99 1.03 0.06 74.02 01:00:10 2 20.56 0.00 2.37 0.62 0.05 76.39 01:00:10 3 18.94 0.00 2.03 0.44 0.05 78.54 01:00:10 4 24.32 0.00 3.76 0.25 0.06 71.61 01:00:10 5 23.66 0.00 1.39 0.50 0.06 74.40 01:00:10 6 18.45 0.00 1.19 0.28 0.05 80.03 01:00:10 7 22.54 0.00 2.16 0.88 0.05 74.36 Average: all 29.94 0.00 1.72 0.35 0.07 67.92 Average: 0 24.75 0.00 1.01 0.20 0.06 73.97 Average: 1 30.25 0.00 2.21 0.60 0.07 66.87 Average: 2 29.67 0.00 1.83 0.48 0.07 67.95 Average: 3 29.68 0.00 1.62 0.30 0.06 68.34 Average: 4 30.63 0.00 2.47 0.14 0.07 66.69 Average: 5 35.40 0.00 1.60 0.36 0.07 62.57 Average: 6 29.05 0.00 1.23 0.16 0.06 69.49 Average: 7 30.10 0.00 1.79 0.59 0.07 67.47