---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1840 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: 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: 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 708 11224 3 4056 14938 Swap: 1023 3 1020 ---> 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:08:95:b8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.172/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80469sec preferred_lft 80469sec inet6 fe80::f816:3eff:fe08:95b8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:9f:79:e2:f2:90 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-1840) 11/28/25 _x86_64_ (4 CPU) 09:25:44 LINUX RESTART (4 CPU) 09:30:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:20 88.23 4.16 66.87 17.20 845.31 29256.30 230157.62 09:50:21 45.07 22.79 20.97 1.30 236.61 1674.31 889.93 10:00:20 19.75 0.16 18.55 1.05 10.77 851.66 998.60 10:10:20 11.18 0.01 10.62 0.55 0.69 307.43 339.44 10:20:04 5.08 0.01 4.89 0.17 0.44 123.83 102.49 10:30:05 5.48 0.01 5.27 0.20 1.07 140.52 251.42 10:40:20 5.31 0.01 5.11 0.19 0.81 137.11 104.90 10:50:20 9.12 0.08 8.59 0.45 2.20 532.19 116.00 11:00:20 8.12 0.01 7.81 0.30 0.49 257.35 112.24 Average: 21.94 3.03 16.53 2.38 122.21 3703.82 25944.25 09:30:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:20 2344844 6664488 9262896 56.57 261684 3969360 11423356 65.57 2200540 11161580 79000 09:50:21 2273528 5391156 10541212 64.38 263312 2870528 11179824 64.17 2011088 11527088 624 10:00:20 9650288 12892844 3043652 18.59 269324 2989484 3771788 21.65 2062140 4121644 124 10:10:20 8127628 11404152 4533120 27.69 271204 3021572 5258864 30.19 2066944 5653252 356 10:20:04 8035712 11325036 4612208 28.17 271732 3033852 5297064 30.41 2068248 5726624 372 10:30:05 6478980 9784488 6151836 37.57 272284 3049472 6812844 39.11 2070256 7291412 584 10:40:20 6433492 9755656 6180704 37.75 272888 3065520 6915316 39.69 2073688 7332404 140 10:50:20 7898436 11333292 4604008 28.12 276856 3174100 5245436 30.11 2083072 5855836 72 11:00:20 7291448 10764740 5172552 31.59 277736 3211624 5909308 33.92 2102100 6445268 248 Average: 6503817 9923984 6011354 36.71 270780 3153946 6868200 39.42 2082008 7235012 9058 09:30:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:20 lo 13.59 13.59 12.21 12.21 0.00 0.00 0.00 0.00 09:40:20 ens3 52.87 38.75 845.58 4.95 0.00 0.00 0.00 0.00 09:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:21 lo 33.79 33.79 16.81 16.81 0.00 0.00 0.00 0.00 09:50:21 ens3 1.59 1.35 0.33 0.28 0.00 0.00 0.00 0.00 09:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:20 lo 31.81 31.81 12.07 12.07 0.00 0.00 0.00 0.00 10:00:20 ens3 1.43 1.42 0.36 0.34 0.00 0.00 0.00 0.00 10:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:20 lo 15.94 15.94 8.67 8.67 0.00 0.00 0.00 0.00 10:10:20 ens3 0.78 0.64 0.14 0.12 0.00 0.00 0.00 0.00 10:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:04 lo 20.21 20.21 8.56 8.56 0.00 0.00 0.00 0.00 10:20:04 ens3 0.83 0.57 0.20 0.15 0.00 0.00 0.00 0.00 10:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:05 lo 26.43 26.43 11.23 11.23 0.00 0.00 0.00 0.00 10:30:05 ens3 0.67 0.46 0.16 0.12 0.00 0.00 0.00 0.00 10:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:20 lo 17.01 17.01 9.81 9.81 0.00 0.00 0.00 0.00 10:40:20 ens3 0.99 0.59 0.27 0.19 0.00 0.00 0.00 0.00 10:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:20 lo 16.53 16.53 9.21 9.21 0.00 0.00 0.00 0.00 10:50:20 ens3 0.87 0.73 0.29 0.23 0.00 0.00 0.00 0.00 10:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:20 lo 18.96 18.96 8.29 8.29 0.00 0.00 0.00 0.00 11:00:20 ens3 0.71 0.58 0.15 0.12 0.00 0.00 0.00 0.00 11:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.58 21.58 10.77 10.77 0.00 0.00 0.00 0.00 Average: ens3 6.76 5.02 94.34 0.72 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-1840) 11/28/25 _x86_64_ (4 CPU) 09:25:44 LINUX RESTART (4 CPU) 09:30:19 CPU %user %nice %system %iowait %steal %idle 09:40:20 all 51.09 0.00 2.69 6.13 0.11 39.98 09:40:20 0 51.08 0.00 2.39 5.66 0.12 40.75 09:40:20 1 49.85 0.00 2.56 5.92 0.11 41.57 09:40:20 2 51.78 0.00 3.02 6.87 0.12 38.21 09:40:20 3 51.63 0.00 2.81 6.07 0.11 39.38 09:50:21 all 38.59 0.00 1.84 1.63 0.17 57.78 09:50:21 0 38.73 0.00 1.87 2.13 0.15 57.12 09:50:21 1 38.18 0.00 1.74 1.30 0.18 58.60 09:50:21 2 38.15 0.00 1.90 1.16 0.16 58.64 09:50:21 3 39.31 0.00 1.85 1.91 0.17 56.76 10:00:20 all 33.90 0.00 1.48 0.37 0.12 64.12 10:00:20 0 33.29 0.00 1.49 0.99 0.11 64.12 10:00:20 1 33.66 0.00 1.59 0.20 0.12 64.42 10:00:20 2 34.16 0.00 1.47 0.24 0.12 64.01 10:00:20 3 34.50 0.00 1.39 0.07 0.12 63.92 10:10:20 all 20.81 0.00 0.80 0.27 0.32 77.80 10:10:20 0 20.95 0.00 0.87 0.72 0.12 77.35 10:10:20 1 21.68 0.00 0.72 0.18 0.29 77.13 10:10:20 2 21.17 0.00 0.89 0.13 0.60 77.20 10:10:20 3 19.42 0.00 0.73 0.06 0.28 79.52 10:20:04 all 8.53 0.00 0.48 0.15 0.09 90.76 10:20:04 0 8.19 0.00 0.52 0.10 0.08 91.12 10:20:04 1 8.62 0.00 0.49 0.07 0.13 90.69 10:20:04 2 8.52 0.00 0.47 0.41 0.07 90.54 10:20:04 3 8.78 0.00 0.44 0.02 0.07 90.70 10:30:05 all 10.61 0.00 0.53 0.02 0.07 88.77 10:30:05 0 11.00 0.00 0.53 0.01 0.07 88.39 10:30:05 1 10.33 0.00 0.61 0.02 0.07 88.97 10:30:05 2 10.37 0.00 0.56 0.02 0.07 88.98 10:30:05 3 10.73 0.00 0.43 0.02 0.07 88.75 10:40:20 all 9.84 0.00 0.59 0.02 0.07 89.49 10:40:20 0 9.78 0.00 0.55 0.01 0.06 89.59 10:40:20 1 9.59 0.00 0.65 0.00 0.08 89.68 10:40:20 2 10.30 0.00 0.66 0.01 0.07 88.96 10:40:20 3 9.69 0.00 0.49 0.03 0.06 89.73 10:50:20 all 14.17 0.00 0.70 0.06 0.08 84.99 10:50:20 0 13.77 0.00 0.70 0.06 0.07 85.40 10:50:20 1 13.59 0.00 0.68 0.05 0.08 85.59 10:50:20 2 14.62 0.00 0.84 0.08 0.08 84.38 10:50:20 3 14.71 0.00 0.58 0.04 0.08 84.59 11:00:20 all 14.14 0.00 0.63 0.17 0.09 84.97 11:00:20 0 14.44 0.00 0.66 0.08 0.08 84.74 11:00:20 1 14.14 0.00 0.64 0.18 0.10 84.94 11:00:20 2 14.15 0.00 0.63 0.11 0.08 85.04 11:00:20 3 13.82 0.00 0.61 0.31 0.09 85.17 Average: all 22.39 0.00 1.08 0.98 0.12 75.43 Average: 0 22.34 0.00 1.06 1.08 0.09 75.42 Average: 1 22.16 0.00 1.07 0.88 0.13 75.76 Average: 2 22.57 0.00 1.16 1.00 0.15 75.12 Average: 3 22.49 0.00 1.03 0.95 0.12 75.42