---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15668 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 760 17411 4 13920 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:12:20:36 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.79/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83274sec preferred_lft 83274sec inet6 fe80::f816:3eff:fe12:2036/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:91:3b:45:a2:9c 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::91:3bff:fe45:a29c/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-15668) 12/22/25 _x86_64_ (8 CPU) 00:05:17 LINUX RESTART (8 CPU) 00:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:07 33.86 0.85 17.67 15.33 619.35 5015.12 546960.12 00:30:06 9.40 0.29 8.56 0.55 10.05 2988.32 2696.97 00:40:05 21.13 0.17 20.63 0.33 4.90 14025.32 1284.37 00:50:04 43.77 1.80 40.74 1.23 310.63 11826.05 1469.58 Average: 27.04 0.78 21.89 4.37 236.37 8460.98 138293.34 00:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:07 23808396 28734924 3567088 10.85 179480 4914740 3760440 11.09 1149280 7382848 49304 00:30:06 22339908 28098004 4198120 12.77 211072 5641240 4442192 13.10 1360428 8576212 43032 00:40:05 18083396 28501536 3775904 11.49 259792 10078520 3889760 11.47 2803532 11192300 449900 00:50:04 18099780 31664800 595460 1.81 292372 13062972 1404144 4.14 3741272 10064432 220 Average: 20582870 29249816 3034143 9.23 235679 8424368 3374134 9.95 2263628 9303948 135614 00:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:07 lo 5.71 5.71 0.55 0.55 0.00 0.00 0.00 0.00 00:20:07 ens3 69.50 50.17 377.52 11.88 0.00 0.00 0.00 0.00 00:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:06 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 00:30:06 ens3 49.03 35.81 18.02 19.77 0.00 0.00 0.00 0.00 00:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:05 lo 4436.11 4436.11 4235.59 4235.59 0.00 0.00 0.00 0.00 00:40:05 ens3 57.98 42.54 311.55 12.63 0.00 0.00 0.00 0.00 00:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:04 lo 86.77 86.77 82.30 82.30 0.00 0.00 0.00 0.00 00:50:04 ens3 156.64 139.30 322.71 1570.93 0.00 0.00 0.00 0.00 00:50:04 docker0 120.87 125.47 1564.32 78.31 0.00 0.00 0.00 0.00 00:50:04 veth3b840d2 118.62 122.90 1565.80 17.30 0.00 0.00 0.00 0.13 Average: lo 1131.96 1131.96 1079.16 1079.16 0.00 0.00 0.00 0.00 Average: ens3 83.27 66.93 257.47 403.41 0.00 0.00 0.00 0.00 Average: docker0 30.19 31.34 390.69 19.56 0.00 0.00 0.00 0.00 Average: veth3b840d2 29.63 30.69 391.06 4.32 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-15668) 12/22/25 _x86_64_ (8 CPU) 00:05:17 LINUX RESTART (8 CPU) 00:10:07 CPU %user %nice %system %iowait %steal %idle 00:20:07 all 40.48 0.00 1.61 0.13 0.09 57.68 00:20:07 0 40.43 0.00 1.46 0.17 0.09 57.84 00:20:07 1 39.17 0.00 1.77 0.15 0.09 58.83 00:20:07 2 47.27 0.00 2.01 0.23 0.10 50.39 00:20:07 3 39.59 0.00 1.50 0.08 0.09 58.74 00:20:07 4 43.72 0.00 1.47 0.12 0.09 54.60 00:20:07 5 40.61 0.00 1.84 0.10 0.09 57.36 00:20:07 6 38.29 0.00 1.39 0.04 0.09 60.20 00:20:07 7 34.80 0.00 1.44 0.20 0.08 63.48 00:30:06 all 36.15 0.00 1.57 0.05 0.09 62.15 00:30:06 0 31.29 0.00 1.33 0.05 0.08 67.25 00:30:06 1 37.52 0.00 1.54 0.02 0.09 60.83 00:30:06 2 43.96 0.00 2.12 0.07 0.09 53.76 00:30:06 3 37.96 0.00 1.75 0.02 0.10 60.17 00:30:06 4 31.64 0.00 1.44 0.12 0.08 66.72 00:30:06 5 38.09 0.00 1.50 0.08 0.08 60.25 00:30:06 6 31.61 0.00 1.39 0.04 0.09 66.87 00:30:06 7 37.11 0.00 1.47 0.02 0.08 61.32 00:40:05 all 19.96 0.00 1.97 0.17 0.07 77.83 00:40:05 0 18.28 0.00 1.59 0.11 0.08 79.93 00:40:05 1 34.69 0.00 5.02 0.12 0.08 60.09 00:40:05 2 18.36 0.00 1.34 0.01 0.07 80.23 00:40:05 3 20.17 0.00 1.23 0.28 0.07 78.25 00:40:05 4 16.26 0.00 1.10 0.15 0.07 82.41 00:40:05 5 18.36 0.00 2.02 0.32 0.06 79.24 00:40:05 6 15.54 0.00 0.84 0.38 0.06 83.18 00:40:05 7 18.14 0.00 2.61 0.01 0.06 79.17 00:50:04 all 9.32 0.00 1.25 0.24 0.05 89.13 00:50:04 0 11.64 0.00 1.65 0.04 0.05 86.61 00:50:04 1 10.56 0.00 1.19 0.16 0.05 88.05 00:50:04 2 7.03 0.00 0.87 0.37 0.05 91.67 00:50:04 3 6.93 0.00 0.68 0.33 0.04 92.02 00:50:04 4 7.07 0.00 0.76 0.25 0.04 91.88 00:50:04 5 4.95 0.00 0.59 0.65 0.05 93.75 00:50:04 6 12.98 0.00 2.23 0.11 0.05 84.64 00:50:04 7 13.39 0.00 2.06 0.03 0.06 84.46 Average: all 26.48 0.00 1.60 0.15 0.07 71.69 Average: 0 25.41 0.00 1.51 0.09 0.08 72.91 Average: 1 30.47 0.00 2.37 0.11 0.08 66.97 Average: 2 29.16 0.00 1.59 0.17 0.08 69.01 Average: 3 26.16 0.00 1.29 0.18 0.08 72.30 Average: 4 24.68 0.00 1.19 0.16 0.07 73.90 Average: 5 25.51 0.00 1.49 0.29 0.07 72.64 Average: 6 24.60 0.00 1.46 0.14 0.07 73.73 Average: 7 25.86 0.00 1.89 0.07 0.07 72.10