---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17718 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: 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 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 771 17562 4 13758 30852 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:9e:1a:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.223/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83337sec preferred_lft 83337sec inet6 fe80::f816:3eff:fe9e:1ac9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:b6:12:c5:1f:77 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::b4b6:12ff:fec5:1f77/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-17718) 01/01/26 _x86_64_ (8 CPU) 00:05:17 LINUX RESTART (8 CPU) 00:10:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:00 15.12 0.74 13.58 0.80 429.78 3961.91 2152.00 00:30:07 25.29 0.28 10.01 15.00 10.20 2986.21 502649.91 00:40:08 21.08 0.18 20.53 0.37 5.03 16652.27 1014.15 00:50:18 38.86 1.74 35.93 1.18 303.79 8829.28 1364.84 Average: 25.22 0.74 20.10 4.38 185.21 8131.70 128265.70 00:10:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:00 24124464 28889888 3413768 10.39 176696 4757020 4166028 12.29 1112796 7125192 31768 00:30:07 22552016 28145172 4152248 12.64 207832 5482600 4238740 12.50 1325924 8386484 1236 00:40:08 17037320 28570048 3703172 11.27 270428 11133020 3731020 11.00 3096792 11883200 842784 00:50:18 18263768 31663132 598716 1.82 289228 12903516 1386696 4.09 3710072 9925300 60 Average: 20494392 29317060 2966976 9.03 236046 8569039 3380621 9.97 2311396 9330044 218962 00:10:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:00 lo 5.67 5.67 0.55 0.55 0.00 0.00 0.00 0.00 00:20:00 ens3 53.30 43.24 213.83 12.23 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 00:30:07 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 00:30:07 ens3 48.75 37.27 17.91 19.19 0.00 0.00 0.00 0.00 00:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:08 lo 4558.11 4558.11 4352.41 4352.41 0.00 0.00 0.00 0.00 00:40:08 ens3 65.82 50.60 312.86 15.57 0.00 0.00 0.00 0.00 00:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:18 lo 96.29 96.29 91.51 91.51 0.00 0.00 0.00 0.00 00:50:18 ens3 142.03 138.23 315.32 1551.21 0.00 0.00 0.00 0.00 00:50:18 docker0 125.49 118.07 1546.77 77.60 0.00 0.00 0.00 0.00 00:50:18 veth324f4b1 123.31 115.51 1548.32 17.46 0.00 0.00 0.00 0.13 Average: lo 1168.11 1168.11 1113.83 1113.83 0.00 0.00 0.00 0.00 Average: ens3 77.84 67.72 214.88 406.03 0.00 0.00 0.00 0.00 Average: docker0 31.90 30.01 393.19 19.73 0.00 0.00 0.00 0.00 Average: veth324f4b1 31.34 29.36 393.58 4.44 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-17718) 01/01/26 _x86_64_ (8 CPU) 00:05:17 LINUX RESTART (8 CPU) 00:10:18 CPU %user %nice %system %iowait %steal %idle 00:20:00 all 40.16 0.00 1.41 0.06 0.08 58.30 00:20:00 0 38.32 0.00 1.31 0.01 0.07 60.28 00:20:00 1 42.28 0.00 1.41 0.13 0.08 56.10 00:20:00 2 34.09 0.00 1.31 0.01 0.07 64.52 00:20:00 3 41.16 0.00 1.43 0.03 0.08 57.30 00:20:00 4 37.69 0.00 1.30 0.04 0.08 60.90 00:20:00 5 43.02 0.00 1.61 0.02 0.07 55.28 00:20:00 6 40.63 0.00 1.26 0.18 0.08 57.86 00:20:00 7 44.08 0.00 1.68 0.05 0.08 54.10 00:30:07 all 36.59 0.00 1.44 0.07 0.08 61.82 00:30:07 0 37.63 0.00 1.32 0.05 0.07 60.92 00:30:07 1 36.84 0.00 1.79 0.06 0.08 61.23 00:30:07 2 32.21 0.00 1.22 0.09 0.07 66.41 00:30:07 3 39.70 0.00 1.60 0.10 0.08 58.52 00:30:07 4 35.81 0.00 1.45 0.04 0.08 62.62 00:30:07 5 37.19 0.00 1.41 0.04 0.08 61.29 00:30:07 6 36.18 0.00 1.36 0.20 0.08 62.18 00:30:07 7 37.19 0.00 1.34 0.00 0.08 61.39 00:40:08 all 20.07 0.00 1.99 0.20 0.05 77.68 00:40:08 0 18.67 0.00 1.14 0.05 0.05 80.09 00:40:08 1 22.41 0.00 2.32 0.16 0.05 75.06 00:40:08 2 18.14 0.00 1.48 0.41 0.06 79.90 00:40:08 3 18.69 0.00 0.97 0.28 0.05 80.01 00:40:08 4 16.69 0.00 1.14 0.18 0.05 81.94 00:40:08 5 18.98 0.00 1.61 0.05 0.05 79.30 00:40:08 6 24.47 0.00 3.91 0.40 0.06 71.15 00:40:08 7 22.57 0.00 3.40 0.11 0.05 73.87 00:50:18 all 8.06 0.00 1.11 0.24 0.04 90.56 00:50:18 0 4.80 0.00 0.72 0.09 0.03 94.36 00:50:18 1 5.30 0.00 0.47 0.03 0.04 94.16 00:50:18 2 11.36 0.00 1.78 0.35 0.04 86.47 00:50:18 3 8.97 0.00 1.21 0.29 0.05 89.48 00:50:18 4 7.26 0.00 1.03 0.19 0.03 91.48 00:50:18 5 9.88 0.00 1.52 0.03 0.04 88.53 00:50:18 6 10.41 0.00 1.39 0.57 0.04 87.59 00:50:18 7 6.48 0.00 0.72 0.38 0.04 92.38 Average: all 26.06 0.00 1.49 0.15 0.06 72.25 Average: 0 24.69 0.00 1.12 0.05 0.06 74.09 Average: 1 26.51 0.00 1.50 0.09 0.06 71.84 Average: 2 23.84 0.00 1.45 0.22 0.06 74.43 Average: 3 26.96 0.00 1.30 0.18 0.06 71.49 Average: 4 24.20 0.00 1.23 0.11 0.06 74.40 Average: 5 27.09 0.00 1.54 0.04 0.06 71.28 Average: 6 27.77 0.00 1.98 0.34 0.06 69.85 Average: 7 27.39 0.00 1.78 0.14 0.06 70.63