---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12027 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: 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 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 19G 137G 12% / 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 756 17932 4 13403 30867 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:c9:21:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.23/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83209sec preferred_lft 83209sec inet6 fe80::f816:3eff:fec9:2168/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:76:4c:f6:f4:7f 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 inet6 fe80::2876:4cff:fef6:f47f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-12027) 11/20/25 _x86_64_ (8 CPU) 00:05:09 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:00 14.59 0.94 12.69 0.97 547.37 6382.92 16158.95 00:30:01 7.27 0.30 6.39 0.58 11.98 3045.97 5601.12 00:40:01 14.28 0.16 13.79 0.32 4.27 13879.42 985.30 00:50:01 29.58 1.87 26.42 1.29 324.51 10774.59 2180.12 Average: 16.43 0.82 14.82 0.79 221.82 8519.91 6226.74 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:00 24143496 28903576 3400404 10.35 174496 4760212 4063800 11.98 1112344 7112368 35580 00:30:01 23439624 29037556 3259724 9.92 207488 5489728 3441832 10.15 1328024 7511484 15252 00:40:01 18749432 28558256 3722580 11.33 248344 9505356 4157004 12.26 2622308 10728112 4928 00:50:01 18664236 31690512 573052 1.74 288608 12542064 1385896 4.09 3720840 9540888 248 Average: 21249197 29547475 2738940 8.33 229734 8074340 3262133 9.62 2195879 8723213 14002 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:00 lo 5.57 5.57 0.54 0.54 0.00 0.00 0.00 0.00 00:20:00 ens3 54.21 45.08 239.64 12.17 0.00 0.00 0.00 0.00 00:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:01 lo 1.30 1.30 0.13 0.13 0.00 0.00 0.00 0.00 00:30:01 ens3 42.86 33.46 13.81 13.17 0.00 0.00 0.00 0.00 00:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 lo 4061.22 4061.22 3877.85 3877.85 0.00 0.00 0.00 0.00 00:40:01 ens3 48.72 36.09 302.28 9.57 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 83.91 83.91 79.45 79.45 0.00 0.00 0.00 0.00 00:50:01 ens3 147.44 147.69 328.28 1509.00 0.00 0.00 0.00 0.00 00:50:01 docker0 121.62 108.03 1500.23 76.48 0.00 0.00 0.00 0.00 00:50:01 veth5b00ec6 119.15 104.91 1501.71 15.59 0.00 0.00 0.00 0.12 Average: lo 1038.08 1038.08 989.57 989.57 0.00 0.00 0.00 0.00 Average: ens3 73.31 65.58 220.93 386.05 0.00 0.00 0.00 0.00 Average: docker0 30.41 27.01 375.13 19.12 0.00 0.00 0.00 0.00 Average: veth5b00ec6 29.79 26.23 375.50 3.90 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-12027) 11/20/25 _x86_64_ (8 CPU) 00:05:09 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:00 all 40.64 0.00 1.57 0.13 0.07 57.59 00:20:00 0 37.62 0.00 1.62 0.19 0.07 60.50 00:20:00 1 44.10 0.00 1.97 0.25 0.07 53.61 00:20:00 2 40.64 0.00 1.77 0.05 0.07 57.47 00:20:00 3 40.17 0.00 1.32 0.05 0.06 58.40 00:20:00 4 43.89 0.00 1.59 0.17 0.06 54.28 00:20:00 5 44.30 0.00 1.40 0.07 0.07 54.16 00:20:00 6 36.50 0.00 1.26 0.07 0.07 62.09 00:20:00 7 37.91 0.00 1.63 0.21 0.07 60.19 00:30:01 all 38.16 0.00 1.52 0.07 0.07 60.19 00:30:01 0 37.89 0.00 1.56 0.23 0.07 60.26 00:30:01 1 40.75 0.00 1.60 0.03 0.07 57.55 00:30:01 2 42.26 0.00 1.67 0.06 0.07 55.95 00:30:01 3 38.19 0.00 1.47 0.10 0.06 60.18 00:30:01 4 38.95 0.00 1.40 0.05 0.06 59.54 00:30:01 5 39.26 0.00 1.64 0.04 0.07 59.00 00:30:01 6 28.07 0.00 1.13 0.04 0.06 70.70 00:30:01 7 39.90 0.00 1.70 0.02 0.07 58.32 00:40:01 all 20.66 0.00 2.17 0.19 0.05 76.93 00:40:01 0 22.91 0.00 3.14 0.52 0.07 73.37 00:40:01 1 22.59 0.00 4.77 0.09 0.06 72.50 00:40:01 2 20.36 0.00 1.83 0.23 0.05 77.54 00:40:01 3 26.62 0.00 1.55 0.06 0.05 71.72 00:40:01 4 17.23 0.00 1.15 0.03 0.06 81.54 00:40:01 5 19.28 0.00 1.38 0.45 0.05 78.84 00:40:01 6 20.25 0.00 2.17 0.02 0.05 77.50 00:40:01 7 16.06 0.00 1.36 0.11 0.05 82.43 00:50:01 all 11.95 0.00 1.46 0.17 0.04 86.37 00:50:01 0 16.79 0.00 2.40 0.62 0.05 80.14 00:50:01 1 16.68 0.00 2.14 0.24 0.05 80.88 00:50:01 2 16.91 0.00 2.41 0.10 0.05 80.54 00:50:01 3 11.34 0.00 1.48 0.08 0.04 87.07 00:50:01 4 8.95 0.00 0.96 0.13 0.04 89.92 00:50:01 5 7.41 0.00 0.86 0.12 0.03 91.57 00:50:01 6 9.72 0.00 0.70 0.08 0.04 89.46 00:50:01 7 7.81 0.00 0.71 0.02 0.05 91.42 Average: all 27.85 0.00 1.68 0.14 0.06 70.27 Average: 0 28.81 0.00 2.18 0.39 0.07 68.56 Average: 1 31.03 0.00 2.62 0.16 0.06 66.13 Average: 2 30.04 0.00 1.92 0.11 0.06 67.88 Average: 3 29.07 0.00 1.45 0.07 0.05 69.35 Average: 4 27.25 0.00 1.27 0.09 0.06 71.33 Average: 5 27.56 0.00 1.32 0.17 0.05 70.90 Average: 6 23.63 0.00 1.32 0.05 0.05 74.95 Average: 7 25.42 0.00 1.35 0.09 0.06 73.08