---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9976 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 11G 145G 7% / 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 704 28051 4 3337 30934 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:bb:ec:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.226/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84632sec preferred_lft 84632sec inet6 fe80::f816:3eff:febb:ecd7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:00:3d:db:28:d5 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-9976) 05/12/26 _x86_64_ (8 CPU) 18:35:20 LINUX RESTART (8 CPU) 18:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:50:21 4.04 0.08 3.69 0.27 3.25 256.21 840.69 19:00:21 37.20 2.35 34.03 0.82 128.45 1755.00 746.96 Average: 20.35 1.20 18.61 0.54 64.82 993.23 794.60 18:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:21 30031808 31751112 633644 1.93 63252 1993924 1518240 4.48 212848 2309464 172 19:00:21 29355464 31612636 739492 2.25 100520 2466176 1543076 4.55 294816 2864820 110408 Average: 29693636 31681874 686568 2.09 81886 2230050 1530658 4.51 253832 2587142 55290 18:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:21 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 18:50:21 ens3 8.80 2.74 83.12 0.56 0.00 0.00 0.00 0.00 18:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:21 lo 0.26 0.26 0.03 0.03 0.00 0.00 0.00 0.00 19:00:21 ens3 32.18 22.02 210.06 7.37 0.00 0.00 0.00 0.00 19:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 20.30 12.22 145.54 3.90 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-9976) 05/12/26 _x86_64_ (8 CPU) 18:35:20 LINUX RESTART (8 CPU) 18:40:01 CPU %user %nice %system %iowait %steal %idle 18:50:21 all 0.18 0.00 0.06 0.05 0.01 99.69 18:50:21 0 0.07 0.00 0.04 0.27 0.01 99.61 18:50:21 1 0.09 0.00 0.06 0.01 0.03 99.80 18:50:21 2 0.28 0.00 0.04 0.01 0.01 99.66 18:50:21 3 0.59 0.00 0.06 0.03 0.02 99.31 18:50:21 4 0.14 0.00 0.05 0.03 0.02 99.77 18:50:21 5 0.06 0.00 0.03 0.01 0.01 99.90 18:50:21 6 0.10 0.00 0.19 0.05 0.00 99.66 18:50:21 7 0.11 0.00 0.05 0.00 0.01 99.83 19:00:21 all 1.27 0.00 0.15 0.13 0.02 98.44 19:00:21 0 0.77 0.00 0.08 0.44 0.02 98.69 19:00:21 1 1.21 0.00 0.13 0.04 0.02 98.61 19:00:21 2 0.51 0.00 0.11 0.04 0.01 99.33 19:00:21 3 2.13 0.00 0.24 0.07 0.03 97.53 19:00:21 4 0.90 0.00 0.12 0.04 0.02 98.93 19:00:21 5 0.65 0.00 0.06 0.01 0.02 99.26 19:00:21 6 1.30 0.00 0.09 0.03 0.01 98.59 19:00:21 7 2.65 0.00 0.35 0.42 0.01 96.57 Average: all 0.71 0.00 0.10 0.09 0.01 99.08 Average: 0 0.41 0.00 0.06 0.35 0.01 99.16 Average: 1 0.64 0.00 0.09 0.02 0.02 99.22 Average: 2 0.39 0.00 0.08 0.02 0.01 99.49 Average: 3 1.35 0.00 0.15 0.05 0.02 98.43 Average: 4 0.52 0.00 0.08 0.03 0.02 99.36 Average: 5 0.35 0.00 0.04 0.01 0.01 99.58 Average: 6 0.69 0.00 0.14 0.04 0.00 99.13 Average: 7 1.36 0.00 0.20 0.21 0.01 98.23