---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7906 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 766 25040 4 6285 30857 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:91:e4:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.249/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82985sec preferred_lft 82985sec inet6 fe80::f816:3eff:fe91:e4f6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:d3:04:67:c8:03 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 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-7906) 11/11/25 _x86_64_ (8 CPU) 08:18:30 LINUX RESTART (8 CPU) 08:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:00 16.27 0.65 4.06 11.56 538.52 655.56 517796.34 08:40:00 1.25 0.01 1.22 0.02 0.04 14.49 0.15 08:50:00 1.21 0.00 1.20 0.01 0.00 14.08 0.12 09:00:00 1.15 0.00 1.13 0.02 0.00 13.68 0.13 09:10:00 38.07 3.53 33.84 0.69 125.07 9274.11 3388.11 Average: 11.59 0.84 8.29 2.46 132.73 1994.38 104236.97 08:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:00 29919396 31858852 523452 1.59 63088 2211596 1522904 4.49 394772 2246812 20 08:40:00 29919608 31859384 523288 1.59 63440 2211608 1522856 4.49 395120 2247660 4 08:50:00 29919376 31859532 523124 1.59 63812 2211620 1522856 4.49 395484 2248384 8 09:00:00 29918560 31859184 523328 1.59 64144 2211752 1522920 4.49 395812 2249884 8 09:10:00 25817116 30387172 1925828 5.86 106092 4742484 2257560 6.66 1355516 5249888 56 Average: 29098811 31564825 803804 2.45 72115 2717812 1669819 4.92 587341 2848526 19 08:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:00 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 08:30:00 ens3 6.44 3.64 126.02 0.31 0.00 0.00 0.00 0.00 08:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:40:00 ens3 0.35 0.14 0.11 0.07 0.00 0.00 0.00 0.00 08:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:00 ens3 0.18 0.07 0.04 0.02 0.00 0.00 0.00 0.00 08:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:00:00 ens3 0.27 0.10 0.07 0.04 0.00 0.00 0.00 0.00 09:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:00 lo 152.69 152.69 188.37 188.37 0.00 0.00 0.00 0.00 09:10:00 ens3 490.43 277.48 1229.69 821.25 0.00 0.00 0.00 0.00 09:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 30.63 30.63 37.68 37.68 0.00 0.00 0.00 0.00 Average: ens3 99.53 56.29 271.18 164.34 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 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-7906) 11/11/25 _x86_64_ (8 CPU) 08:18:30 LINUX RESTART (8 CPU) 08:20:00 CPU %user %nice %system %iowait %steal %idle 08:30:00 all 0.21 0.00 0.07 0.09 0.01 99.61 08:30:00 0 0.36 0.00 0.07 0.01 0.01 99.55 08:30:00 1 0.07 0.00 0.05 0.31 0.01 99.56 08:30:00 2 0.55 0.00 0.05 0.04 0.02 99.34 08:30:00 3 0.19 0.00 0.08 0.08 0.01 99.65 08:30:00 4 0.15 0.00 0.12 0.17 0.01 99.55 08:30:00 5 0.18 0.00 0.07 0.11 0.04 99.60 08:30:00 6 0.05 0.00 0.06 0.01 0.00 99.88 08:30:00 7 0.17 0.00 0.05 0.02 0.01 99.76 08:40:00 all 0.11 0.00 0.01 0.01 0.01 99.86 08:40:00 0 0.01 0.00 0.01 0.02 0.01 99.96 08:40:00 1 0.01 0.00 0.01 0.02 0.01 99.94 08:40:00 2 0.83 0.00 0.02 0.00 0.03 99.11 08:40:00 3 0.01 0.00 0.01 0.00 0.01 99.97 08:40:00 4 0.01 0.00 0.01 0.00 0.00 99.98 08:40:00 5 0.01 0.00 0.01 0.00 0.01 99.97 08:40:00 6 0.00 0.00 0.00 0.00 0.01 99.99 08:40:00 7 0.00 0.00 0.01 0.00 0.01 99.97 08:50:00 all 0.03 0.00 0.01 0.01 0.01 99.94 08:50:00 0 0.01 0.00 0.01 0.03 0.01 99.94 08:50:00 1 0.02 0.00 0.02 0.01 0.02 99.94 08:50:00 2 0.18 0.00 0.03 0.00 0.02 99.78 08:50:00 3 0.01 0.00 0.01 0.00 0.01 99.96 08:50:00 4 0.00 0.00 0.00 0.00 0.00 99.99 08:50:00 5 0.01 0.00 0.01 0.00 0.01 99.97 08:50:00 6 0.01 0.00 0.00 0.00 0.00 99.99 08:50:00 7 0.01 0.00 0.02 0.00 0.03 99.94 09:00:00 all 0.05 0.00 0.01 0.00 0.01 99.92 09:00:00 0 0.01 0.00 0.01 0.01 0.01 99.96 09:00:00 1 0.02 0.00 0.01 0.02 0.01 99.94 09:00:00 2 0.36 0.00 0.01 0.00 0.02 99.61 09:00:00 3 0.01 0.00 0.01 0.00 0.01 99.96 09:00:00 4 0.00 0.00 0.00 0.00 0.00 99.99 09:00:00 5 0.01 0.00 0.01 0.00 0.01 99.98 09:00:00 6 0.02 0.00 0.02 0.00 0.03 99.93 09:00:00 7 0.01 0.00 0.01 0.00 0.00 99.98 09:10:00 all 11.06 0.00 0.79 0.22 0.05 87.89 09:10:00 0 12.76 0.00 0.77 0.06 0.04 86.37 09:10:00 1 12.27 0.00 0.78 0.48 0.05 86.42 09:10:00 2 10.34 0.00 0.96 0.16 0.05 88.48 09:10:00 3 10.70 0.00 0.70 0.59 0.05 87.96 09:10:00 4 10.66 0.00 0.69 0.12 0.04 88.49 09:10:00 5 9.54 0.00 0.72 0.14 0.05 89.56 09:10:00 6 8.94 0.00 0.73 0.03 0.06 90.24 09:10:00 7 13.23 0.00 0.96 0.17 0.04 85.60 Average: all 2.29 0.00 0.18 0.07 0.02 97.45 Average: 0 2.63 0.00 0.17 0.02 0.01 97.16 Average: 1 2.47 0.00 0.18 0.17 0.02 97.17 Average: 2 2.44 0.00 0.21 0.04 0.03 97.28 Average: 3 2.18 0.00 0.16 0.13 0.02 97.51 Average: 4 2.16 0.00 0.16 0.06 0.01 97.61 Average: 5 1.94 0.00 0.16 0.05 0.02 97.82 Average: 6 1.80 0.00 0.16 0.01 0.02 98.01 Average: 7 2.68 0.00 0.21 0.04 0.02 97.06