---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-23647 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: 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 714 12352 3 2922 14931 Swap: 1023 29 994 ---> 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:d7:86:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.148/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79714sec preferred_lft 79714sec inet6 fe80::f816:3eff:fed7:8604/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:aa:b4:5f:3c:61 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::40aa:b4ff:fe5f:3c61/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-23647) 06/04/26 _x86_64_ (4 CPU) 08:08:33 LINUX RESTART (4 CPU) 08:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:07 128.20 8.68 114.12 5.39 804.16 38456.69 11471.59 08:30:07 57.73 20.67 35.38 1.68 1013.42 2101.22 2691.42 08:40:01 14.98 0.82 13.28 0.87 29.95 438.11 409.21 08:50:22 16.64 5.58 10.53 0.53 78.52 548.73 548.87 09:00:22 18.39 0.40 17.18 0.81 12.40 523.49 1135.66 09:10:00 7.99 0.44 7.20 0.35 16.17 225.76 162.76 09:20:11 4.10 0.21 3.77 0.13 7.33 133.30 62.42 09:30:32 5.50 0.29 5.00 0.21 6.34 154.86 64.78 09:40:00 9.94 4.44 5.38 0.12 141.38 168.21 48.62 09:50:32 24.46 0.50 8.97 14.99 16.77 561.64 200208.33 Average: 28.89 4.19 22.12 2.58 211.90 4351.12 22631.56 08:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:07 165564 8572700 7346836 44.87 261224 7917388 9573764 54.95 2194304 13219248 2152 08:30:07 11405008 12996340 2948052 18.01 238116 1502208 4142120 23.78 1075148 3513060 6712 08:40:01 7000164 8632536 7311600 44.66 241096 1539980 8746636 50.21 1096568 7860972 312 08:50:22 9775044 11521448 4425556 27.03 246064 1645828 5213852 29.93 1160796 5040708 152 09:00:22 9630528 11454132 4492844 27.44 249608 1719468 5327508 30.58 1172592 5178652 204 09:10:00 9658532 11514448 4432812 27.07 250656 1750692 5232076 30.03 1179288 5129648 64 09:20:11 10275052 12153904 3793616 23.17 251036 1773228 4933904 28.32 1183004 4532624 320 09:30:32 8130824 10032636 5913508 36.12 251896 1795336 6711056 38.52 1188620 6658628 120 09:40:00 9635708 11566116 4380800 26.76 252848 1822892 5156704 29.60 1229232 5117516 80 09:50:32 9094504 11173172 4773736 29.16 257640 1960092 5417156 31.09 1251300 5625540 40 Average: 8477093 10961743 4981936 30.43 250018 2342711 6045478 34.70 1273085 6187660 1016 08:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:07 lo 3.87 3.87 4.19 4.19 0.00 0.00 0.00 0.00 08:20:07 ens3 133.86 101.08 1868.95 11.05 0.00 0.00 0.00 0.00 08:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:07 lo 43.56 43.56 26.30 26.30 0.00 0.00 0.00 0.00 08:30:07 ens3 2.08 1.88 0.49 0.42 0.00 0.00 0.00 0.00 08:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 40.22 40.22 17.84 17.84 0.00 0.00 0.00 0.00 08:40:01 ens3 1.26 1.10 0.26 0.22 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:22 lo 12.73 12.73 5.84 5.84 0.00 0.00 0.00 0.00 08:50:22 ens3 1.48 1.58 0.28 1.30 0.00 0.00 0.00 0.00 08:50:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:22 lo 17.02 17.02 8.41 8.41 0.00 0.00 0.00 0.00 09:00:22 ens3 0.79 0.69 0.17 0.15 0.00 0.00 0.00 0.00 09:00:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:00 lo 16.04 16.04 8.43 8.43 0.00 0.00 0.00 0.00 09:10:00 ens3 0.73 0.60 0.19 0.14 0.00 0.00 0.00 0.00 09:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:11 lo 22.77 22.77 7.38 7.38 0.00 0.00 0.00 0.00 09:20:11 ens3 0.37 0.26 0.08 0.05 0.00 0.00 0.00 0.00 09:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:32 lo 21.08 21.08 11.62 11.62 0.00 0.00 0.00 0.00 09:30:32 ens3 0.66 0.55 0.14 0.11 0.00 0.00 0.00 0.00 09:30:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:00 lo 15.99 15.99 9.36 9.36 0.00 0.00 0.00 0.00 09:40:00 ens3 6.32 4.20 4.01 2.75 0.00 0.00 0.00 0.00 09:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:32 lo 20.44 20.44 9.79 9.79 0.00 0.00 0.00 0.00 09:50:32 ens3 0.91 0.81 0.24 0.20 0.00 0.00 0.00 0.00 09:50:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.35 21.35 10.89 10.89 0.00 0.00 0.00 0.00 Average: ens3 14.88 11.30 188.38 1.63 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-23647) 06/04/26 _x86_64_ (4 CPU) 08:08:33 LINUX RESTART (4 CPU) 08:10:01 CPU %user %nice %system %iowait %steal %idle 08:20:07 all 50.33 0.00 2.74 3.09 0.10 43.74 08:20:07 0 51.07 0.00 2.87 3.32 0.10 42.65 08:20:07 1 49.50 0.00 2.63 2.10 0.10 45.67 08:20:07 2 50.60 0.00 2.83 3.20 0.10 43.27 08:20:07 3 50.17 0.00 2.65 3.72 0.10 43.36 08:30:07 all 60.69 0.00 2.17 1.58 0.12 35.44 08:30:07 0 60.30 0.00 2.19 2.29 0.12 35.10 08:30:07 1 60.32 0.00 2.30 1.72 0.12 35.54 08:30:07 2 61.23 0.00 2.01 1.25 0.12 35.39 08:30:07 3 60.92 0.00 2.16 1.07 0.12 35.73 08:40:01 all 35.30 0.00 1.27 0.15 0.10 63.18 08:40:01 0 35.24 0.00 1.21 0.14 0.10 63.31 08:40:01 1 34.92 0.00 1.39 0.29 0.10 63.30 08:40:01 2 35.38 0.00 1.29 0.04 0.10 63.20 08:40:01 3 35.65 0.00 1.19 0.12 0.10 62.93 08:50:22 all 16.30 0.00 0.66 0.23 0.07 82.75 08:50:22 0 16.27 0.00 0.54 0.56 0.07 82.56 08:50:22 1 16.67 0.00 0.71 0.16 0.08 82.38 08:50:22 2 15.90 0.00 0.75 0.11 0.07 83.17 08:50:22 3 16.35 0.00 0.63 0.07 0.07 82.88 09:00:22 all 26.01 0.00 0.83 0.15 0.08 72.93 09:00:22 0 25.39 0.00 0.84 0.12 0.08 73.57 09:00:22 1 25.43 0.00 0.76 0.28 0.08 73.45 09:00:22 2 26.60 0.00 0.89 0.14 0.08 72.28 09:00:22 3 26.61 0.00 0.83 0.05 0.08 72.43 09:10:00 all 14.32 0.00 0.58 0.61 0.06 84.44 09:10:00 0 14.12 0.00 0.60 0.16 0.06 85.07 09:10:00 1 14.81 0.00 0.56 0.41 0.06 84.16 09:10:00 2 14.16 0.00 0.61 1.55 0.06 83.61 09:10:00 3 14.18 0.00 0.53 0.32 0.06 84.91 09:20:11 all 7.32 0.00 0.41 0.16 0.05 92.06 09:20:11 0 7.34 0.00 0.49 0.11 0.05 92.01 09:20:11 1 7.97 0.00 0.43 0.11 0.06 91.43 09:20:11 2 7.16 0.00 0.39 0.30 0.06 92.10 09:20:11 3 6.81 0.00 0.33 0.12 0.05 92.69 09:30:32 all 13.11 0.00 0.47 1.24 0.07 85.11 09:30:32 0 12.96 0.00 0.52 0.87 0.06 85.59 09:30:32 1 12.96 0.00 0.41 0.64 0.07 85.93 09:30:32 2 13.55 0.00 0.48 1.59 0.07 84.30 09:30:32 3 12.99 0.00 0.47 1.86 0.07 84.61 09:40:00 all 8.96 0.00 0.51 0.98 0.06 89.49 09:40:00 0 8.60 0.00 0.52 1.47 0.06 89.36 09:40:00 1 8.92 0.00 0.55 1.01 0.06 89.47 09:40:00 2 9.29 0.00 0.51 0.93 0.06 89.22 09:40:00 3 9.05 0.00 0.48 0.51 0.05 89.91 09:50:32 all 14.75 0.00 0.58 0.30 0.06 84.31 09:50:32 0 15.56 0.00 0.57 0.12 0.06 83.69 09:50:32 1 14.84 0.00 0.58 0.37 0.06 84.15 09:50:32 2 14.07 0.00 0.61 0.60 0.06 84.65 09:50:32 3 14.51 0.00 0.55 0.12 0.07 84.75 Average: all 24.68 0.00 1.02 0.85 0.08 73.38 Average: 0 24.66 0.00 1.03 0.91 0.08 73.32 Average: 1 24.60 0.00 1.03 0.70 0.08 73.59 Average: 2 24.76 0.00 1.04 0.97 0.08 73.15 Average: 3 24.69 0.00 0.98 0.80 0.08 73.45