---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-39709 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 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 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 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 710 11014 3 4263 14936 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:d7:e8:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.11/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78758sec preferred_lft 78758sec inet6 fe80::f816:3eff:fed7:e842/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:3f:a5:a5:35:8a 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-39709) 03/25/26 _x86_64_ (4 CPU) 10:04:34 LINUX RESTART (4 CPU) 10:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:04 67.03 4.77 59.66 2.60 185.16 11562.44 5211.38 10:30:05 50.49 23.05 26.00 1.44 306.29 1583.25 698.37 10:40:02 9.53 0.13 8.88 0.52 9.69 358.56 319.92 10:50:04 12.69 0.01 12.12 0.57 0.29 583.53 159.34 11:00:01 16.49 0.02 15.79 0.67 1.21 508.64 241.76 11:10:05 20.32 0.10 4.94 15.28 1.24 127.43 209952.24 11:20:05 4.69 0.03 4.49 0.18 1.09 138.04 111.45 11:30:01 4.77 0.02 4.58 0.17 1.44 141.67 63.21 11:40:05 5.20 0.00 5.00 0.20 0.30 148.60 103.38 11:50:05 5.27 0.00 5.08 0.18 0.13 160.61 179.00 12:00:01 9.36 0.03 8.92 0.40 3.89 583.34 148.20 12:10:05 5.10 0.02 4.90 0.18 1.19 169.48 77.84 Average: 17.58 2.35 13.35 1.87 42.67 1337.07 18227.14 10:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:04 2640444 5473300 10459588 63.88 250704 2573204 11628396 66.75 2006016 11116328 1372 10:30:05 2734584 5769200 10165148 62.08 263348 2773400 11801904 67.74 2187128 10892632 396 10:40:02 8451952 11515952 4424312 27.02 264512 2801624 6088292 34.95 2205380 5170148 1120 10:50:04 8575516 11749792 4190020 25.59 269216 2905260 5092256 29.23 2252524 5004972 432 11:00:01 8220848 11468280 4471156 27.31 272088 2975532 5229768 30.02 2259512 5335484 268 11:10:05 8142980 11412168 4527064 27.65 274800 2994544 5249984 30.13 2267136 5413980 772 11:20:05 7983608 11272240 4666896 28.50 275300 3013488 5316660 30.52 2268568 5575444 568 11:30:01 6722208 10030100 5908324 36.09 275776 3032220 6659420 38.22 2270780 6835620 56 11:40:05 6722604 10051368 5887128 35.96 276268 3052532 6637640 38.10 2274004 6817076 336 11:50:05 8060324 11412728 4526536 27.65 276900 3075448 5229812 30.02 2276224 5498092 396 12:00:01 7742724 11229796 4709060 28.76 281160 3199096 5276604 30.29 2291108 5781240 224 12:10:05 7090544 10605144 5333272 32.57 281632 3226080 5884584 33.78 2302048 6403128 376 Average: 6924028 10165839 5772375 35.26 271809 2968536 6674610 38.31 2238369 6653679 526 10:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:04 lo 16.61 16.61 13.55 13.55 0.00 0.00 0.00 0.00 10:20:04 ens3 16.86 11.55 190.94 1.32 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 41.50 41.50 19.35 19.35 0.00 0.00 0.00 0.00 10:30:05 ens3 2.71 1.76 0.58 1.44 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 10:40:02 lo 21.43 21.43 9.21 9.21 0.00 0.00 0.00 0.00 10:40:02 ens3 0.86 0.64 0.15 0.12 0.00 0.00 0.00 0.00 10:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:04 lo 12.75 12.75 6.67 6.67 0.00 0.00 0.00 0.00 10:50:04 ens3 1.21 0.63 0.31 0.21 0.00 0.00 0.00 0.00 10:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 15.43 15.43 8.34 8.34 0.00 0.00 0.00 0.00 11:00:01 ens3 1.32 0.81 0.31 0.22 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:05 lo 13.40 13.40 6.55 6.55 0.00 0.00 0.00 0.00 11:10:05 ens3 0.93 0.48 0.22 0.15 0.00 0.00 0.00 0.00 11:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:05 lo 28.72 28.72 10.21 10.21 0.00 0.00 0.00 0.00 11:20:05 ens3 1.02 0.44 0.20 0.12 0.00 0.00 0.00 0.00 11:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 13.25 13.25 6.91 6.91 0.00 0.00 0.00 0.00 11:30:01 ens3 0.96 0.52 0.23 0.15 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:05 lo 9.30 9.30 5.21 5.21 0.00 0.00 0.00 0.00 11:40:05 ens3 0.96 0.35 0.21 0.12 0.00 0.00 0.00 0.00 11:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:05 lo 16.47 16.47 9.26 9.26 0.00 0.00 0.00 0.00 11:50:05 ens3 1.34 0.66 0.29 0.18 0.00 0.00 0.00 0.00 11:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 20.32 20.32 9.96 9.96 0.00 0.00 0.00 0.00 12:00:01 ens3 1.82 0.89 0.41 0.27 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:05 lo 23.29 23.29 9.02 9.02 0.00 0.00 0.00 0.00 12:10:05 ens3 1.29 0.47 0.32 0.20 0.00 0.00 0.00 0.00 12:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.37 19.37 9.52 9.52 0.00 0.00 0.00 0.00 Average: ens3 2.60 1.60 16.16 0.37 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-39709) 03/25/26 _x86_64_ (4 CPU) 10:04:34 LINUX RESTART (4 CPU) 10:10:05 CPU %user %nice %system %iowait %steal %idle 10:20:04 all 44.03 0.00 1.77 0.20 0.11 53.89 10:20:04 0 44.00 0.00 1.72 0.28 0.11 53.90 10:20:04 1 40.94 0.00 1.81 0.09 0.12 57.05 10:20:04 2 44.88 0.00 1.69 0.28 0.11 53.04 10:20:04 3 46.30 0.00 1.87 0.14 0.11 51.57 10:30:05 all 47.12 0.00 1.68 0.11 0.13 50.96 10:30:05 0 47.42 0.00 1.58 0.09 0.13 50.78 10:30:05 1 47.50 0.00 1.69 0.13 0.13 50.56 10:30:05 2 47.02 0.00 1.83 0.13 0.13 50.90 10:30:05 3 46.53 0.00 1.62 0.10 0.13 51.62 10:40:02 all 21.67 0.00 0.90 0.04 0.09 77.29 10:40:02 0 20.85 0.00 0.93 0.03 0.09 78.10 10:40:02 1 21.18 0.00 0.87 0.03 0.10 77.82 10:40:02 2 22.22 0.00 0.95 0.05 0.10 76.69 10:40:02 3 22.45 0.00 0.86 0.03 0.10 76.56 10:50:04 all 19.00 0.00 0.67 0.04 0.09 80.20 10:50:04 0 18.71 0.00 0.71 0.03 0.08 80.47 10:50:04 1 19.74 0.00 0.61 0.04 0.09 79.52 10:50:04 2 18.06 0.00 0.68 0.02 0.09 81.15 10:50:04 3 19.50 0.00 0.66 0.09 0.09 79.67 11:00:01 all 26.56 0.00 0.89 0.05 0.09 72.41 11:00:01 0 25.89 0.00 0.79 0.03 0.09 73.19 11:00:01 1 26.17 0.00 0.99 0.08 0.09 72.68 11:00:01 2 27.05 0.00 0.81 0.02 0.09 72.03 11:00:01 3 27.12 0.00 0.99 0.06 0.09 71.75 11:10:05 all 8.62 0.00 0.45 0.06 0.07 90.81 11:10:05 0 8.31 0.00 0.35 0.08 0.07 91.18 11:10:05 1 8.92 0.00 0.49 0.02 0.07 90.50 11:10:05 2 8.93 0.00 0.49 0.01 0.07 90.50 11:10:05 3 8.31 0.00 0.46 0.11 0.06 91.06 11:20:05 all 8.89 0.00 0.46 0.02 0.08 90.55 11:20:05 0 8.76 0.00 0.45 0.01 0.07 90.71 11:20:05 1 9.24 0.00 0.49 0.02 0.08 90.18 11:20:05 2 8.64 0.00 0.48 0.02 0.08 90.78 11:20:05 3 8.93 0.00 0.44 0.02 0.08 90.54 11:30:01 all 9.92 0.00 0.51 0.02 0.08 89.48 11:30:01 0 9.99 0.00 0.52 0.01 0.07 89.40 11:30:01 1 10.54 0.00 0.50 0.00 0.08 88.87 11:30:01 2 9.26 0.00 0.56 0.02 0.08 90.08 11:30:01 3 9.90 0.00 0.44 0.03 0.08 89.55 11:40:05 all 8.87 0.00 0.49 0.02 0.08 90.54 11:40:05 0 8.12 0.00 0.50 0.02 0.07 91.29 11:40:05 1 9.09 0.00 0.54 0.00 0.08 90.28 11:40:05 2 9.27 0.00 0.55 0.03 0.08 90.07 11:40:05 3 8.99 0.00 0.39 0.02 0.07 90.52 11:50:05 all 8.33 0.00 0.42 0.02 0.08 91.15 11:50:05 0 7.58 0.00 0.32 0.01 0.07 92.02 11:50:05 1 9.02 0.00 0.45 0.01 0.08 90.45 11:50:05 2 8.35 0.00 0.37 0.02 0.08 91.18 11:50:05 3 8.37 0.00 0.53 0.04 0.09 90.97 12:00:01 all 14.74 0.00 0.59 0.03 0.08 84.56 12:00:01 0 15.01 0.00 0.54 0.01 0.08 84.37 12:00:01 1 14.77 0.00 0.66 0.03 0.09 84.46 12:00:01 2 14.35 0.00 0.60 0.03 0.08 84.94 12:00:01 3 14.83 0.00 0.55 0.06 0.08 84.48 12:00:01 CPU %user %nice %system %iowait %steal %idle 12:10:05 all 9.22 0.00 0.36 0.02 0.08 90.31 12:10:05 0 9.34 0.00 0.34 0.00 0.08 90.23 12:10:05 1 9.17 0.00 0.39 0.02 0.09 90.33 12:10:05 2 9.62 0.00 0.37 0.01 0.08 89.92 12:10:05 3 8.76 0.00 0.34 0.04 0.08 90.78 Average: all 18.88 0.00 0.76 0.05 0.09 80.22 Average: 0 18.63 0.00 0.73 0.05 0.08 80.51 Average: 1 18.82 0.00 0.79 0.04 0.09 80.26 Average: 2 18.93 0.00 0.78 0.05 0.09 80.15 Average: 3 19.14 0.00 0.76 0.06 0.09 79.95