---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17778 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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: 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 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 760 25265 4 6066 30864 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:26:a2:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.92/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83270sec preferred_lft 83270sec inet6 fe80::f816:3eff:fe26:a266/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:59:14:74:63:d1 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-17778) 01/01/26 _x86_64_ (8 CPU) 08:21:25 LINUX RESTART (8 CPU) 08:30:31 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:40 1.39 0.00 1.38 0.00 0.04 16.08 0.55 08:50:15 1.25 0.00 1.25 0.00 0.00 13.83 0.00 09:00:40 1.23 0.00 1.23 0.00 0.00 13.61 0.00 09:10:40 52.72 3.78 48.25 0.70 133.16 12223.80 3658.30 Average: 14.10 0.94 12.99 0.18 33.18 3055.98 911.46 08:30:31 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:40 30209112 31893032 491212 1.49 61956 1959048 1516288 4.47 217148 2147324 4 08:50:15 30209504 31893892 490400 1.49 62244 1959188 1516288 4.47 217484 2148080 24 09:00:40 30208052 31892824 491444 1.50 62628 1959188 1516288 4.47 217852 2149172 4 09:10:40 26478332 31680900 627456 1.91 128464 5313752 1158168 3.42 1297468 4612172 28 Average: 29276250 31840162 525128 1.60 78823 2797794 1426758 4.21 487488 2764187 15 08:30:31 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:40 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:40:40 ens3 0.29 0.11 0.08 0.04 0.00 0.00 0.00 0.00 08:40:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:15 ens3 0.21 0.08 0.04 0.02 0.00 0.00 0.00 0.00 08:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:40 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:00:40 ens3 0.28 0.11 0.07 0.04 0.00 0.00 0.00 0.00 09:00:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:40 lo 157.88 157.88 193.66 193.66 0.00 0.00 0.00 0.00 09:10:40 ens3 659.27 397.84 1679.46 1158.76 0.00 0.00 0.00 0.00 09:10:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 39.40 39.40 48.25 48.25 0.00 0.00 0.00 0.00 Average: ens3 164.43 99.18 418.42 288.68 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-17778) 01/01/26 _x86_64_ (8 CPU) 08:21:25 LINUX RESTART (8 CPU) 08:30:31 CPU %user %nice %system %iowait %steal %idle 08:40:40 all 0.06 0.00 0.01 0.01 0.01 99.91 08:40:40 0 0.01 0.00 0.00 0.00 0.00 99.98 08:40:40 1 0.01 0.00 0.00 0.00 0.00 99.98 08:40:40 2 0.44 0.00 0.03 0.00 0.04 99.49 08:40:40 3 0.02 0.00 0.02 0.00 0.01 99.95 08:40:40 4 0.02 0.00 0.01 0.00 0.00 99.97 08:40:40 5 0.01 0.00 0.01 0.00 0.01 99.97 08:40:40 6 0.00 0.00 0.00 0.03 0.01 99.95 08:40:40 7 0.01 0.00 0.01 0.01 0.01 99.97 08:50:15 all 0.05 0.00 0.01 0.00 0.01 99.93 08:50:15 0 0.01 0.00 0.01 0.00 0.01 99.98 08:50:15 1 0.01 0.00 0.01 0.00 0.01 99.97 08:50:15 2 0.31 0.00 0.01 0.00 0.02 99.66 08:50:15 3 0.02 0.00 0.02 0.00 0.01 99.95 08:50:15 4 0.01 0.00 0.01 0.00 0.00 99.99 08:50:15 5 0.01 0.00 0.01 0.00 0.01 99.98 08:50:15 6 0.01 0.00 0.01 0.02 0.01 99.95 08:50:15 7 0.02 0.00 0.02 0.01 0.02 99.94 09:00:40 all 0.07 0.00 0.01 0.01 0.01 99.90 09:00:40 0 0.00 0.00 0.00 0.00 0.00 99.99 09:00:40 1 0.02 0.00 0.02 0.02 0.03 99.91 09:00:40 2 0.48 0.00 0.01 0.00 0.02 99.48 09:00:40 3 0.01 0.00 0.01 0.00 0.01 99.97 09:00:40 4 0.01 0.00 0.01 0.00 0.00 99.98 09:00:40 5 0.01 0.00 0.01 0.00 0.00 99.97 09:00:40 6 0.00 0.00 0.01 0.01 0.01 99.97 09:00:40 7 0.01 0.00 0.01 0.01 0.01 99.96 09:10:40 all 12.22 0.00 0.96 0.24 0.04 86.54 09:10:40 0 11.60 0.00 1.03 0.07 0.04 87.26 09:10:40 1 12.73 0.00 1.01 0.45 0.05 85.76 09:10:40 2 13.29 0.00 1.07 0.52 0.04 85.08 09:10:40 3 13.32 0.00 1.20 0.20 0.04 85.25 09:10:40 4 12.41 0.00 0.92 0.14 0.05 86.48 09:10:40 5 11.28 0.00 0.83 0.10 0.04 87.75 09:10:40 6 12.61 0.00 0.71 0.11 0.04 86.52 09:10:40 7 10.53 0.00 0.91 0.32 0.04 88.20 Average: all 3.08 0.00 0.25 0.06 0.02 96.59 Average: 0 2.89 0.00 0.26 0.02 0.01 96.82 Average: 1 3.17 0.00 0.26 0.12 0.02 96.43 Average: 2 3.62 0.00 0.28 0.13 0.03 95.95 Average: 3 3.32 0.00 0.31 0.05 0.02 96.30 Average: 4 3.09 0.00 0.23 0.04 0.01 96.62 Average: 5 2.81 0.00 0.21 0.03 0.01 96.93 Average: 6 3.14 0.00 0.18 0.05 0.02 96.62 Average: 7 2.62 0.00 0.23 0.09 0.02 97.04