---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-32049 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 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 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 686 12464 3 2838 14959 Swap: 1023 34 989 ---> 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:62:ce:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.226/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78404sec preferred_lft 78404sec inet6 fe80::f816:3eff:fe62:ce2f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:bb:b0:c6:e7:88 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::1cbb:b0ff:fec6:e788/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-32049) 07/01/26 _x86_64_ (4 CPU) 09:05:50 LINUX RESTART (4 CPU) 09:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:14 92.49 4.30 83.95 4.24 554.85 31952.32 12279.18 09:30:14 37.15 14.89 21.07 1.19 952.31 1631.73 1113.55 09:40:14 39.12 11.82 11.30 16.00 260.80 311.93 213781.44 09:50:14 5.96 0.02 5.65 0.29 0.65 186.52 2415.11 10:00:14 11.30 0.09 10.63 0.58 2.99 587.13 1113.13 10:10:13 16.71 0.06 15.89 0.75 1.76 507.79 929.76 10:20:10 6.89 0.03 6.60 0.27 1.45 161.58 177.86 10:30:14 6.09 0.01 5.76 0.31 1.18 218.81 132.82 10:40:14 5.48 0.02 5.27 0.20 1.28 162.27 97.43 10:50:00 5.18 0.01 4.98 0.19 0.27 158.39 44.25 11:00:00 7.11 0.36 6.50 0.25 7.65 445.38 65.47 11:10:01 4.98 0.08 4.76 0.15 1.68 161.36 264.32 Average: 19.94 2.65 15.25 2.04 149.40 3061.59 19398.41 09:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:14 170084 2960956 12970700 79.22 259344 2554044 14471144 83.06 2010324 13637268 360 09:30:14 475280 1942584 13998192 85.50 203912 1426724 14761308 84.73 947008 14550828 348 09:40:14 9456820 11005008 4942260 30.19 207952 1502000 5723108 32.85 1051432 5486468 244 09:50:14 10595484 12157432 3791312 23.16 208900 1514740 5445296 31.26 1055656 4357416 1656 10:00:14 10198480 11876952 4071224 24.87 214380 1620556 5120484 29.39 1104804 4701472 316 10:10:13 9628440 11381712 4565992 27.89 217492 1692232 5353084 30.73 1113040 5246988 260 10:20:10 12709144 14493556 1455404 8.89 218288 1722588 2844912 16.33 1115176 2184288 14988 10:30:14 8134260 9941392 6005512 36.68 219148 1744376 6863080 39.39 1117908 6732476 252 10:40:14 8043384 9873936 6072864 37.09 219876 1767076 6874856 39.46 1121820 6825796 176 10:50:00 9662332 11516308 4431668 27.07 220648 1789720 5231588 30.03 1124400 5211320 312 11:00:00 9301340 11263492 4684056 28.61 224388 1888668 5454184 31.31 1133172 5550060 240 11:10:01 9220484 11209028 4738540 28.94 224980 1914424 5350844 30.71 1141332 5619988 68 Average: 8132961 9968530 5977310 36.51 219942 1761429 6957824 39.94 1169673 6675364 1602 09:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:14 lo 15.36 15.36 13.04 13.04 0.00 0.00 0.00 0.00 09:20:14 ens3 76.00 52.92 779.18 6.08 0.00 0.00 0.00 0.00 09:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:14 lo 33.99 33.99 17.22 17.22 0.00 0.00 0.00 0.00 09:30:14 ens3 1.55 1.30 0.35 0.30 0.00 0.00 0.00 0.00 09:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:14 lo 32.08 32.08 13.79 13.79 0.00 0.00 0.00 0.00 09:40:14 ens3 6.29 3.91 3.87 2.62 0.00 0.00 0.00 0.00 09:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:14 lo 2.98 2.98 2.08 2.08 0.00 0.00 0.00 0.00 09:50:14 ens3 0.44 0.33 0.08 0.05 0.00 0.00 0.00 0.00 09:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:14 lo 12.38 12.38 6.51 6.51 0.00 0.00 0.00 0.00 10:00:14 ens3 0.94 0.67 0.29 0.22 0.00 0.00 0.00 0.00 10:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:13 lo 15.77 15.77 8.52 8.52 0.00 0.00 0.00 0.00 10:10:13 ens3 1.45 0.87 0.44 0.32 0.00 0.00 0.00 0.00 10:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:10 lo 18.03 18.03 8.70 8.70 0.00 0.00 0.00 0.00 10:20:10 ens3 0.92 0.59 0.22 0.16 0.00 0.00 0.00 0.00 10:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:14 lo 29.40 29.40 11.69 11.69 0.00 0.00 0.00 0.00 10:30:14 ens3 0.62 0.45 0.14 0.11 0.00 0.00 0.00 0.00 10:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:14 lo 20.36 20.36 10.75 10.75 0.00 0.00 0.00 0.00 10:40:14 ens3 0.70 0.62 0.14 0.12 0.00 0.00 0.00 0.00 10:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:00 lo 11.00 11.00 6.53 6.53 0.00 0.00 0.00 0.00 10:50:00 ens3 0.51 0.38 0.11 0.07 0.00 0.00 0.00 0.00 10:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:00 lo 9.28 9.28 4.91 4.91 0.00 0.00 0.00 0.00 11:00:00 ens3 0.67 0.64 0.21 0.17 0.00 0.00 0.00 0.00 11:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 16.82 16.82 6.88 6.88 0.00 0.00 0.00 0.00 11:10:01 ens3 0.74 0.52 0.19 0.14 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.14 18.14 9.23 9.23 0.00 0.00 0.00 0.00 Average: ens3 7.62 5.30 65.95 0.87 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-32049) 07/01/26 _x86_64_ (4 CPU) 09:05:50 LINUX RESTART (4 CPU) 09:10:10 CPU %user %nice %system %iowait %steal %idle 09:20:14 all 58.99 0.00 2.64 0.54 0.11 37.71 09:20:14 0 59.44 0.00 2.68 0.63 0.11 37.14 09:20:14 1 57.63 0.00 2.69 0.68 0.11 38.88 09:20:14 2 60.55 0.00 2.43 0.42 0.11 36.49 09:20:14 3 58.36 0.00 2.76 0.43 0.11 38.34 09:30:14 all 34.28 0.00 1.48 0.15 0.11 63.97 09:30:14 0 34.37 0.00 1.50 0.19 0.11 63.83 09:30:14 1 34.13 0.00 1.54 0.10 0.11 64.12 09:30:14 2 34.59 0.00 1.50 0.15 0.11 63.64 09:30:14 3 34.04 0.00 1.39 0.17 0.11 64.30 09:40:14 all 21.30 0.00 0.98 0.10 0.09 77.53 09:40:14 0 21.05 0.00 0.95 0.14 0.10 77.76 09:40:14 1 21.63 0.00 1.02 0.10 0.09 77.16 09:40:14 2 21.10 0.00 1.03 0.09 0.10 77.68 09:40:14 3 21.41 0.00 0.92 0.07 0.09 77.51 09:50:14 all 11.37 0.00 0.47 0.02 0.09 88.06 09:50:14 0 11.10 0.00 0.44 0.01 0.09 88.36 09:50:14 1 11.49 0.00 0.52 0.02 0.08 87.89 09:50:14 2 11.20 0.00 0.53 0.03 0.10 88.15 09:50:14 3 11.70 0.00 0.37 0.01 0.09 87.83 10:00:14 all 19.08 0.00 0.75 0.04 0.09 80.03 10:00:14 0 19.13 0.00 0.85 0.09 0.09 79.84 10:00:14 1 19.49 0.00 0.75 0.01 0.09 79.66 10:00:14 2 19.09 0.00 0.61 0.04 0.10 80.15 10:00:14 3 18.62 0.00 0.80 0.03 0.10 80.45 10:10:13 all 26.07 0.00 0.85 0.06 0.09 72.92 10:10:13 0 26.24 0.00 0.88 0.02 0.09 72.77 10:10:13 1 25.38 0.00 0.84 0.04 0.10 73.65 10:10:13 2 26.93 0.00 0.82 0.09 0.09 72.07 10:10:13 3 25.75 0.00 0.86 0.08 0.09 73.21 10:20:10 all 10.32 0.00 0.37 0.02 0.09 89.20 10:20:10 0 9.48 0.00 0.32 0.01 0.08 90.12 10:20:10 1 10.90 0.00 0.45 0.02 0.09 88.54 10:20:10 2 10.36 0.00 0.33 0.03 0.09 89.19 10:20:10 3 10.55 0.00 0.39 0.01 0.08 88.96 10:30:14 all 13.72 0.00 0.47 0.03 0.09 85.69 10:30:14 0 13.08 0.00 0.45 0.04 0.08 86.35 10:30:14 1 13.59 0.00 0.47 0.02 0.09 85.82 10:30:14 2 13.96 0.00 0.51 0.03 0.09 85.40 10:30:14 3 14.26 0.00 0.43 0.01 0.09 85.20 10:40:14 all 10.49 0.00 0.40 0.02 0.08 89.00 10:40:14 0 10.73 0.00 0.30 0.01 0.08 88.88 10:40:14 1 10.31 0.00 0.44 0.06 0.09 89.10 10:40:14 2 10.87 0.00 0.41 0.00 0.09 88.62 10:40:14 3 10.03 0.00 0.44 0.02 0.08 89.42 10:50:00 all 7.06 0.00 0.34 0.02 0.08 92.50 10:50:00 0 7.24 0.00 0.37 0.04 0.08 92.28 10:50:00 1 6.84 0.00 0.27 0.01 0.08 92.80 10:50:00 2 7.04 0.00 0.29 0.01 0.08 92.57 10:50:00 3 7.11 0.00 0.41 0.03 0.09 92.36 11:00:00 all 7.51 0.00 0.43 0.03 0.08 91.94 11:00:00 0 6.82 0.00 0.38 0.01 0.08 92.71 11:00:00 1 8.01 0.00 0.49 0.07 0.08 91.34 11:00:00 2 7.73 0.00 0.46 0.01 0.09 91.71 11:00:00 3 7.46 0.00 0.40 0.04 0.08 92.02 11:00:00 CPU %user %nice %system %iowait %steal %idle 11:10:01 all 7.73 0.00 0.29 0.02 0.08 91.88 11:10:01 0 7.78 0.00 0.25 0.01 0.08 91.88 11:10:01 1 7.93 0.00 0.32 0.04 0.08 91.63 11:10:01 2 7.56 0.00 0.27 0.01 0.08 92.08 11:10:01 3 7.65 0.00 0.31 0.03 0.08 91.94 Average: all 19.04 0.00 0.79 0.09 0.09 79.99 Average: 0 18.91 0.00 0.78 0.10 0.09 80.11 Average: 1 18.99 0.00 0.82 0.10 0.09 80.00 Average: 2 19.29 0.00 0.77 0.08 0.09 79.77 Average: 3 18.97 0.00 0.79 0.08 0.09 80.07