---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3413 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 61G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 689 10590 3 4709 14957 Swap: 1023 1 1022 ---> 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:29:8c:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.3/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79526sec preferred_lft 79526sec inet6 fe80::f816:3eff:fe29:8c93/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:1c:0b:c0:99:b9 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-4c-16g-3413) 10/29/25 _x86_64_ (4 CPU) 18:10:04 LINUX RESTART (4 CPU) 18:20:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:30:05 77.84 22.31 52.18 3.36 299.24 9532.15 9398.54 18:40:00 21.04 1.52 18.46 1.06 17.04 501.34 1769.01 18:50:05 8.78 0.11 8.19 0.48 5.42 518.30 1080.84 19:00:05 16.05 0.01 15.33 0.70 0.53 421.93 431.93 19:10:01 9.55 0.02 9.10 0.43 1.22 252.41 212.23 19:20:05 4.66 0.03 4.48 0.16 1.05 119.66 36.81 19:30:05 5.08 0.01 4.89 0.18 1.05 131.85 70.52 19:40:01 4.56 0.01 4.35 0.19 0.52 129.26 98.93 19:50:05 7.22 0.00 6.88 0.34 0.25 198.86 147.19 20:00:01 21.02 12.20 8.47 0.36 150.26 596.62 751.50 Average: 17.57 3.61 13.23 0.73 47.57 1240.70 1399.59 18:20:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:05 160744 3815188 12114400 73.99 259884 3346000 13179484 75.65 2028648 13564136 484 18:40:00 2700908 6368936 9563292 58.41 262668 3360972 10764520 61.79 2078432 10986740 472 18:50:05 8704272 12471320 3464928 21.16 266748 3455792 4329680 24.85 2091632 4991416 852 19:00:05 9739044 13555508 2381360 14.54 269660 3502292 3085524 17.71 2112872 3943036 248 19:10:01 7436312 11283068 4652488 28.42 271148 3531120 5304052 30.45 2116144 6222532 244 19:20:05 7537500 11398604 4536956 27.71 271516 3545096 5224284 29.99 2117180 6117116 564 19:30:05 5960948 9837548 6097216 37.24 272048 3560056 6752268 38.76 2118960 7701296 456 19:40:01 6106544 9999940 5934812 36.25 272488 3576428 6596816 37.87 2121740 7550480 324 19:50:05 9853568 13863256 2073208 12.66 276152 3684144 3543488 20.34 2128336 3809768 93252 20:00:01 7557612 11666328 4268772 26.07 283376 3763900 5601300 32.15 2189216 6021492 356 Average: 6575745 10425970 5508743 33.65 270569 3532580 6438142 36.95 2110316 7090801 9725 18:20:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:05 lo 19.88 19.88 16.66 16.66 0.00 0.00 0.00 0.00 18:30:05 ens3 1.90 1.71 0.57 0.49 0.00 0.00 0.00 0.00 18:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:00 lo 44.97 44.97 18.73 18.73 0.00 0.00 0.00 0.00 18:40:00 ens3 2.10 1.44 0.49 0.37 0.00 0.00 0.00 0.00 18:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:05 lo 15.63 15.63 7.11 7.11 0.00 0.00 0.00 0.00 18:50:05 ens3 0.83 0.63 0.21 0.17 0.00 0.00 0.00 0.00 18:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:05 lo 11.15 11.15 5.76 5.76 0.00 0.00 0.00 0.00 19:00:05 ens3 0.85 0.91 0.17 0.15 0.00 0.00 0.00 0.00 19:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:01 lo 16.33 16.33 8.87 8.87 0.00 0.00 0.00 0.00 19:10:01 ens3 1.08 1.22 0.22 1.27 0.00 0.00 0.00 0.00 19:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:05 lo 23.63 23.63 8.97 8.97 0.00 0.00 0.00 0.00 19:20:05 ens3 0.60 0.56 0.12 0.10 0.00 0.00 0.00 0.00 19:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:05 lo 18.46 18.46 8.43 8.43 0.00 0.00 0.00 0.00 19:30:05 ens3 0.49 0.40 0.10 0.07 0.00 0.00 0.00 0.00 19:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:01 lo 14.47 14.47 7.81 7.81 0.00 0.00 0.00 0.00 19:40:01 ens3 0.68 0.46 0.17 0.13 0.00 0.00 0.00 0.00 19:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:05 lo 14.81 14.81 8.22 8.22 0.00 0.00 0.00 0.00 19:50:05 ens3 1.20 0.74 0.34 0.24 0.00 0.00 0.00 0.00 19:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:01 lo 23.29 23.29 11.00 11.00 0.00 0.00 0.00 0.00 20:00:01 ens3 1.02 0.84 0.22 0.17 0.00 0.00 0.00 0.00 20:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.24 20.24 10.15 10.15 0.00 0.00 0.00 0.00 Average: ens3 1.07 0.89 0.26 0.31 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-4c-16g-3413) 10/29/25 _x86_64_ (4 CPU) 18:10:04 LINUX RESTART (4 CPU) 18:20:05 CPU %user %nice %system %iowait %steal %idle 18:30:05 all 54.14 0.00 2.23 1.39 0.14 42.11 18:30:05 0 53.26 0.00 2.39 2.06 0.14 42.15 18:30:05 1 54.89 0.00 2.23 1.73 0.14 41.01 18:30:05 2 54.81 0.00 2.02 0.76 0.13 42.28 18:30:05 3 53.59 0.00 2.28 0.99 0.14 43.00 18:40:00 all 43.64 0.00 1.83 0.09 0.14 54.31 18:40:00 0 43.63 0.00 1.94 0.04 0.14 54.24 18:40:00 1 44.38 0.00 1.97 0.12 0.13 53.39 18:40:00 2 43.40 0.00 1.83 0.06 0.14 54.57 18:40:00 3 43.13 0.00 1.58 0.12 0.14 55.03 18:50:05 all 13.36 0.00 0.72 0.07 0.08 85.77 18:50:05 0 12.86 0.00 0.66 0.07 0.07 86.33 18:50:05 1 14.51 0.00 0.83 0.09 0.08 84.49 18:50:05 2 13.35 0.00 0.76 0.07 0.08 85.74 18:50:05 3 12.70 0.00 0.65 0.04 0.08 86.53 19:00:05 all 23.48 0.00 0.83 0.05 0.09 75.55 19:00:05 0 23.76 0.00 0.89 0.05 0.09 75.22 19:00:05 1 23.27 0.00 0.81 0.03 0.09 75.81 19:00:05 2 23.59 0.00 0.83 0.11 0.09 75.39 19:00:05 3 23.32 0.00 0.78 0.03 0.08 75.79 19:10:01 all 18.02 0.00 0.68 0.03 0.07 81.19 19:10:01 0 18.41 0.00 0.63 0.05 0.07 80.84 19:10:01 1 18.28 0.00 0.71 0.01 0.07 80.92 19:10:01 2 17.64 0.00 0.70 0.03 0.08 81.55 19:10:01 3 17.76 0.00 0.69 0.03 0.07 81.44 19:20:05 all 8.22 0.00 0.45 0.05 0.07 91.20 19:20:05 0 8.52 0.00 0.48 0.07 0.07 90.86 19:20:05 1 8.06 0.00 0.51 0.02 0.07 91.34 19:20:05 2 8.48 0.00 0.44 0.02 0.08 90.98 19:20:05 3 7.84 0.00 0.38 0.11 0.06 91.60 19:30:05 all 9.70 0.00 0.54 0.02 0.07 89.66 19:30:05 0 9.68 0.00 0.50 0.05 0.07 89.70 19:30:05 1 9.94 0.00 0.62 0.03 0.07 89.35 19:30:05 2 9.46 0.00 0.58 0.01 0.08 89.88 19:30:05 3 9.73 0.00 0.48 0.01 0.06 89.73 19:40:01 all 9.18 0.00 0.51 0.02 0.07 90.23 19:40:01 0 9.37 0.00 0.63 0.02 0.07 89.91 19:40:01 1 8.58 0.00 0.49 0.03 0.07 90.83 19:40:01 2 9.43 0.00 0.50 0.01 0.07 89.99 19:40:01 3 9.33 0.00 0.42 0.02 0.06 90.18 19:50:05 all 10.10 0.00 0.57 0.03 0.07 89.23 19:50:05 0 10.18 0.00 0.61 0.05 0.07 89.09 19:50:05 1 9.88 0.00 0.60 0.04 0.07 89.39 19:50:05 2 10.01 0.00 0.55 0.01 0.07 89.35 19:50:05 3 10.33 0.00 0.51 0.02 0.07 89.07 20:00:01 all 15.75 0.07 0.69 0.10 0.07 83.32 20:00:01 0 15.24 0.06 0.61 0.13 0.07 83.89 20:00:01 1 16.16 0.17 0.71 0.17 0.08 82.70 20:00:01 2 15.09 0.05 0.71 0.05 0.08 84.03 20:00:01 3 16.49 0.02 0.72 0.03 0.07 82.67 Average: all 20.52 0.01 0.90 0.18 0.09 78.30 Average: 0 20.46 0.01 0.93 0.26 0.09 78.26 Average: 1 20.76 0.02 0.95 0.23 0.09 77.96 Average: 2 20.48 0.00 0.89 0.11 0.09 78.42 Average: 3 20.38 0.00 0.85 0.14 0.08 78.55