---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4685 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 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 782 26566 4 4743 30841 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:50:4f:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.27/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82818sec preferred_lft 82818sec inet6 fe80::f816:3eff:fe50:4f37/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:34:8a:65:08:4d 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-4685) 11/02/25 _x86_64_ (8 CPU) 08:22:31 LINUX RESTART (8 CPU) 08:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:01 1.36 0.00 1.33 0.03 0.04 16.89 1.14 08:50:01 1.07 0.00 1.06 0.01 0.00 12.41 0.11 09:00:01 1.06 0.00 1.05 0.01 0.00 12.51 0.11 09:10:01 1.19 0.00 1.17 0.02 0.00 13.73 0.15 09:20:01 57.50 4.68 50.48 2.34 274.16 8809.53 6906.97 Average: 12.43 0.94 11.01 0.48 54.82 1772.46 1381.26 08:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:01 29950112 31879856 501348 1.53 63188 2201660 1518392 4.48 383924 2226768 216 08:50:01 29949612 31879668 501512 1.53 63500 2201664 1518392 4.48 384256 2227112 164 09:00:01 29947992 31878580 502260 1.53 63852 2201808 1518472 4.48 384632 2228996 228 09:10:01 29955256 31886140 495028 1.51 64160 2201812 1518392 4.48 384908 2227080 4 09:20:01 24665924 29012324 3295784 10.03 140136 4447500 3441332 10.15 943624 6788792 1412 Average: 28893779 31307314 1059186 3.22 78967 2650889 1902996 5.61 496269 3139750 405 08:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:40:01 ens3 0.35 0.14 0.10 0.06 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:01 ens3 0.21 0.08 0.04 0.02 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:00:01 ens3 0.28 0.12 0.07 0.04 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:10:01 ens3 0.21 0.07 0.04 0.02 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 607.54 607.54 584.73 584.73 0.00 0.00 0.00 0.00 09:20:01 ens3 118.14 88.34 1128.88 19.22 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 121.55 121.55 116.91 116.91 0.00 0.00 0.00 0.00 Average: ens3 23.83 17.74 225.76 3.87 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-4685) 11/02/25 _x86_64_ (8 CPU) 08:22:31 LINUX RESTART (8 CPU) 08:30:00 CPU %user %nice %system %iowait %steal %idle 08:40:01 all 0.04 0.00 0.01 0.01 0.01 99.94 08:40:01 0 0.02 0.00 0.02 0.01 0.01 99.94 08:40:01 1 0.02 0.00 0.01 0.00 0.01 99.96 08:40:01 2 0.01 0.00 0.01 0.00 0.02 99.95 08:40:01 3 0.00 0.00 0.00 0.00 0.00 99.99 08:40:01 4 0.01 0.00 0.00 0.00 0.00 99.98 08:40:01 5 0.20 0.00 0.02 0.01 0.01 99.77 08:40:01 6 0.01 0.00 0.00 0.03 0.00 99.95 08:40:01 7 0.02 0.00 0.03 0.00 0.01 99.94 08:50:01 all 0.05 0.00 0.01 0.00 0.01 99.93 08:50:01 0 0.02 0.00 0.03 0.00 0.02 99.93 08:50:01 1 0.01 0.00 0.01 0.00 0.01 99.97 08:50:01 2 0.01 0.00 0.01 0.00 0.02 99.96 08:50:01 3 0.01 0.00 0.01 0.00 0.01 99.97 08:50:01 4 0.01 0.00 0.00 0.00 0.00 99.99 08:50:01 5 0.29 0.00 0.01 0.00 0.01 99.69 08:50:01 6 0.02 0.00 0.01 0.03 0.01 99.95 08:50:01 7 0.01 0.00 0.01 0.00 0.01 99.97 09:00:01 all 0.05 0.00 0.01 0.00 0.01 99.92 09:00:01 0 0.02 0.00 0.02 0.02 0.01 99.93 09:00:01 1 0.02 0.00 0.02 0.00 0.01 99.96 09:00:01 2 0.02 0.00 0.02 0.00 0.02 99.94 09:00:01 3 0.02 0.00 0.02 0.00 0.02 99.95 09:00:01 4 0.01 0.00 0.00 0.00 0.00 99.99 09:00:01 5 0.32 0.00 0.02 0.00 0.01 99.65 09:00:01 6 0.01 0.00 0.01 0.01 0.00 99.97 09:00:01 7 0.01 0.00 0.01 0.00 0.01 99.98 09:10:01 all 0.06 0.00 0.02 0.00 0.01 99.91 09:10:01 0 0.01 0.00 0.01 0.01 0.01 99.96 09:10:01 1 0.01 0.00 0.02 0.00 0.01 99.96 09:10:01 2 0.02 0.00 0.03 0.02 0.02 99.92 09:10:01 3 0.03 0.00 0.01 0.00 0.02 99.94 09:10:01 4 0.00 0.00 0.00 0.00 0.00 99.99 09:10:01 5 0.37 0.00 0.04 0.00 0.02 99.58 09:10:01 6 0.06 0.00 0.01 0.00 0.01 99.92 09:10:01 7 0.01 0.00 0.01 0.00 0.01 99.97 09:20:01 all 21.15 0.00 1.01 0.38 0.06 77.40 09:20:01 0 18.98 0.00 0.90 0.09 0.05 79.98 09:20:01 1 23.32 0.00 0.91 0.44 0.06 75.27 09:20:01 2 19.16 0.00 1.31 0.78 0.06 78.69 09:20:01 3 23.11 0.00 0.91 0.16 0.06 75.76 09:20:01 4 21.20 0.00 0.82 0.21 0.06 77.72 09:20:01 5 18.11 0.00 0.88 0.69 0.05 80.27 09:20:01 6 22.44 0.00 1.08 0.49 0.06 75.93 09:20:01 7 22.90 0.00 1.30 0.17 0.06 75.58 Average: all 4.26 0.00 0.21 0.08 0.02 95.43 Average: 0 3.81 0.00 0.20 0.02 0.02 95.95 Average: 1 4.67 0.00 0.19 0.09 0.02 95.03 Average: 2 3.83 0.00 0.27 0.16 0.02 95.71 Average: 3 4.62 0.00 0.19 0.03 0.02 95.13 Average: 4 4.24 0.00 0.17 0.04 0.01 95.54 Average: 5 3.85 0.00 0.19 0.14 0.02 95.80 Average: 6 4.50 0.00 0.22 0.11 0.01 95.15 Average: 7 4.58 0.00 0.27 0.03 0.02 95.10