---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-28027 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 901 24867 4 6323 30723 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:46:6f:29 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.72/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84351sec preferred_lft 84351sec inet6 fe80::f816:3eff:fe46:6f29/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:c2:dc:47:68:f9 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-28027) 01/12/26 _x86_64_ (8 CPU) 09:35:00 LINUX RESTART (8 CPU) 09:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:00 31.51 0.72 27.23 3.56 614.52 3985.83 22086.81 10:00:00 36.61 0.00 31.81 4.80 0.05 3041.67 23916.99 Average: 34.06 0.36 29.52 4.18 307.29 3513.75 23001.90 09:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:00 25582964 29252672 3056324 9.30 161724 3740652 3064104 9.04 897244 5942868 232 10:00:00 24980444 29197128 3107244 9.46 202432 4195508 3073232 9.06 1036840 6353388 22504 Average: 25281704 29224900 3081784 9.38 182078 3968080 3068668 9.05 967042 6148128 11368 09:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:00 lo 1144.63 1144.63 1088.58 1088.58 0.00 0.00 0.00 0.00 09:50:00 ens3 32.42 25.26 199.30 7.57 0.00 0.00 0.00 0.00 09:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:00 lo 2082.30 2082.30 1982.76 1982.76 0.00 0.00 0.00 0.00 10:00:00 ens3 29.09 23.05 8.48 7.55 0.00 0.00 0.00 0.00 10:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1613.47 1613.47 1535.67 1535.67 0.00 0.00 0.00 0.00 Average: ens3 30.76 24.15 103.89 7.56 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-28027) 01/12/26 _x86_64_ (8 CPU) 09:35:00 LINUX RESTART (8 CPU) 09:40:00 CPU %user %nice %system %iowait %steal %idle 09:50:00 all 36.96 0.00 1.44 0.06 0.08 61.46 09:50:00 0 35.01 0.00 1.50 0.04 0.08 63.37 09:50:00 1 37.69 0.00 1.63 0.07 0.08 60.53 09:50:00 2 38.18 0.00 1.37 0.05 0.09 60.30 09:50:00 3 41.30 0.00 1.57 0.03 0.09 57.01 09:50:00 4 36.79 0.00 1.39 0.05 0.08 61.69 09:50:00 5 33.21 0.00 1.34 0.13 0.07 65.26 09:50:00 6 36.28 0.00 1.32 0.11 0.08 62.21 09:50:00 7 37.20 0.00 1.38 0.04 0.08 61.30 10:00:00 all 40.90 0.00 1.87 0.06 0.10 57.08 10:00:00 0 42.85 0.00 1.74 0.04 0.10 55.28 10:00:00 1 34.05 0.00 1.76 0.06 0.10 64.03 10:00:00 2 44.92 0.00 1.98 0.05 0.10 52.96 10:00:00 3 43.97 0.00 2.01 0.03 0.09 53.89 10:00:00 4 42.41 0.00 2.21 0.05 0.10 55.23 10:00:00 5 40.53 0.00 1.68 0.06 0.10 57.64 10:00:00 6 38.89 0.00 1.88 0.16 0.09 58.98 10:00:00 7 39.56 0.00 1.74 0.04 0.09 58.57 Average: all 38.93 0.00 1.66 0.06 0.09 59.27 Average: 0 38.93 0.00 1.62 0.04 0.09 59.33 Average: 1 35.87 0.00 1.70 0.06 0.09 62.28 Average: 2 41.55 0.00 1.68 0.05 0.09 56.63 Average: 3 42.64 0.00 1.79 0.03 0.09 55.45 Average: 4 39.60 0.00 1.80 0.05 0.09 58.46 Average: 5 36.87 0.00 1.51 0.09 0.08 61.45 Average: 6 37.59 0.00 1.60 0.13 0.08 60.60 Average: 7 38.38 0.00 1.56 0.04 0.08 59.94