---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-23670 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 710 10917 3 4360 14936 Swap: 1023 18 1005 ---> 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:99:87:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79618sec preferred_lft 79618sec inet6 fe80::f816:3eff:fe99:8761/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:18:cb:ff:f8:70 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::4818:cbff:feff:f870/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-23670) 06/04/26 _x86_64_ (4 CPU) 10:16:05 LINUX RESTART (4 CPU) 10:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:01 88.99 2.57 82.02 4.40 173.25 31632.75 9146.84 10:40:01 59.48 24.88 32.92 1.68 305.90 1885.78 1295.54 10:50:01 14.58 1.20 12.66 0.72 25.23 382.30 493.87 11:00:01 27.41 0.23 11.02 16.16 3.78 570.40 211439.70 11:10:01 16.21 0.13 15.41 0.66 2.99 497.78 1503.89 11:20:08 8.34 0.03 8.00 0.31 0.78 232.43 104.30 11:30:01 4.88 0.06 4.64 0.19 1.88 148.40 95.97 11:40:01 4.98 0.02 4.80 0.16 0.84 154.16 91.00 11:50:08 5.59 0.03 5.42 0.15 0.95 166.22 62.60 12:00:01 10.10 0.05 9.66 0.39 6.69 614.93 103.93 Average: 24.03 2.92 18.63 2.48 52.17 3619.80 22421.20 10:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:01 2406212 6416628 9511408 58.09 261140 3662752 10743336 61.67 2117668 11189860 1772 10:40:01 4534124 7782172 8151660 49.79 271180 2969712 10496908 60.25 2248216 9025444 1284 10:50:01 5634124 8778892 7156188 43.71 272836 2868144 8449724 48.50 2270480 7918500 680 11:00:01 12044244 15314072 624352 3.81 277536 2986388 1381896 7.93 2324540 1460488 10424 11:10:01 8043900 11378264 4558844 27.84 280140 3048340 5335796 30.63 2331564 5447308 384 11:20:08 7953680 11319728 4617148 28.20 280972 3079196 5417412 31.10 2333900 5541972 556 11:30:01 6913072 10300540 5635948 34.42 281452 3100176 6622196 38.01 2336152 6568440 344 11:40:01 6595408 10005608 5930548 36.22 281860 3122468 6707152 38.50 2339536 6870048 668 11:50:08 8088632 11523600 4413348 26.95 282676 3146396 5211484 29.91 2342268 5393384 256 12:00:01 7719884 11294520 4642192 28.35 286576 3275940 5283784 30.33 2356800 5737424 252 Average: 6993328 10411402 5524164 33.74 277637 3125951 6564969 37.68 2300112 6515287 1662 10:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:01 lo 6.80 6.80 6.99 6.99 0.00 0.00 0.00 0.00 10:30:01 ens3 65.80 47.43 1013.86 5.34 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 36.29 36.29 22.25 22.25 0.00 0.00 0.00 0.00 10:40:01 ens3 1.73 1.61 0.41 0.36 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 45.05 45.05 19.54 19.54 0.00 0.00 0.00 0.00 10:50:01 ens3 1.40 1.50 0.28 1.12 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 12.05 12.05 5.55 5.55 0.00 0.00 0.00 0.00 11:00:01 ens3 0.84 0.74 0.24 0.20 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 11:10:01 lo 17.21 17.21 8.41 8.41 0.00 0.00 0.00 0.00 11:10:01 ens3 0.84 0.77 0.19 0.16 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 11:20:08 lo 18.25 18.25 9.08 9.08 0.00 0.00 0.00 0.00 11:20:08 ens3 0.85 0.58 0.21 0.15 0.00 0.00 0.00 0.00 11:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 21.03 21.03 8.24 8.24 0.00 0.00 0.00 0.00 11:30:01 ens3 0.48 0.31 0.11 0.07 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 11:40:01 lo 20.72 20.72 10.21 10.21 0.00 0.00 0.00 0.00 11:40:01 ens3 0.73 0.62 0.17 0.14 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:08 lo 16.34 16.34 9.16 9.16 0.00 0.00 0.00 0.00 11:50:08 ens3 0.56 0.48 0.13 0.10 0.00 0.00 0.00 0.00 11:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 20.43 20.43 10.01 10.01 0.00 0.00 0.00 0.00 12:00:01 ens3 0.94 0.99 0.28 0.24 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 Average: lo 21.42 21.42 10.95 10.95 0.00 0.00 0.00 0.00 Average: ens3 7.40 5.49 101.32 0.78 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-23670) 06/04/26 _x86_64_ (4 CPU) 10:16:05 LINUX RESTART (4 CPU) 10:20:02 CPU %user %nice %system %iowait %steal %idle 10:30:01 all 49.00 0.00 2.42 3.16 0.14 45.29 10:30:01 0 48.41 0.00 2.29 3.16 0.14 46.00 10:30:01 1 51.88 0.00 2.42 2.31 0.14 43.24 10:30:01 2 46.43 0.00 2.56 3.64 0.13 47.24 10:30:01 3 49.25 0.00 2.39 3.53 0.14 44.69 10:40:01 all 62.77 0.00 2.34 0.47 0.16 34.26 10:40:01 0 63.01 0.00 2.26 0.17 0.16 34.40 10:40:01 1 61.92 0.00 2.37 0.26 0.16 35.30 10:40:01 2 63.24 0.00 2.52 0.47 0.16 33.62 10:40:01 3 62.92 0.00 2.22 0.98 0.15 33.72 10:50:01 all 34.00 0.00 1.35 0.57 0.11 63.97 10:50:01 0 33.25 0.00 1.43 1.13 0.11 64.07 10:50:01 1 33.99 0.00 1.44 0.50 0.11 63.96 10:50:01 2 34.26 0.00 1.31 0.48 0.12 63.84 10:50:01 3 34.51 0.00 1.21 0.17 0.12 64.00 11:00:01 all 17.34 0.00 0.74 0.18 0.08 81.66 11:00:01 0 17.37 0.00 0.71 0.13 0.07 81.72 11:00:01 1 18.37 0.00 0.78 0.46 0.09 80.30 11:00:01 2 16.85 0.00 0.77 0.09 0.08 82.21 11:00:01 3 16.77 0.00 0.69 0.03 0.08 82.43 11:10:01 all 26.66 0.00 0.87 0.20 0.09 72.19 11:10:01 0 26.82 0.00 0.86 0.07 0.09 72.15 11:10:01 1 26.88 0.00 0.94 0.50 0.09 71.59 11:10:01 2 25.89 0.00 0.82 0.05 0.09 73.15 11:10:01 3 27.04 0.00 0.84 0.18 0.08 71.85 11:20:08 all 14.73 0.00 0.64 0.07 0.08 84.49 11:20:08 0 14.20 0.00 0.68 0.09 0.07 84.97 11:20:08 1 14.94 0.00 0.72 0.06 0.08 84.20 11:20:08 2 14.71 0.00 0.60 0.05 0.08 84.56 11:20:08 3 15.07 0.00 0.55 0.08 0.08 84.22 11:30:01 all 9.35 0.00 0.50 0.05 0.07 90.03 11:30:01 0 9.56 0.00 0.54 0.02 0.07 89.82 11:30:01 1 9.53 0.00 0.52 0.15 0.07 89.74 11:30:01 2 9.33 0.00 0.49 0.01 0.07 90.10 11:30:01 3 9.00 0.00 0.46 0.02 0.06 90.46 11:40:01 all 11.81 0.00 0.62 1.19 0.08 86.31 11:40:01 0 10.83 0.00 0.56 1.18 0.07 87.36 11:40:01 1 12.15 0.00 0.61 0.19 0.08 86.97 11:40:01 2 12.24 0.00 0.62 0.33 0.08 86.73 11:40:01 3 12.00 0.00 0.68 3.07 0.08 84.17 11:50:08 all 8.73 0.00 0.40 0.16 0.06 90.65 11:50:08 0 8.99 0.00 0.37 0.08 0.06 90.50 11:50:08 1 8.67 0.00 0.41 0.10 0.06 90.75 11:50:08 2 8.94 0.00 0.40 0.19 0.06 90.41 11:50:08 3 8.31 0.00 0.42 0.27 0.06 90.93 12:00:01 all 15.49 0.00 0.57 0.16 0.07 83.71 12:00:01 0 15.22 0.00 0.51 0.41 0.07 83.80 12:00:01 1 15.03 0.00 0.63 0.11 0.07 84.17 12:00:01 2 16.06 0.00 0.63 0.08 0.07 83.16 12:00:01 3 15.65 0.00 0.52 0.04 0.07 83.71 Average: all 24.98 0.00 1.04 0.62 0.09 73.26 Average: 0 24.77 0.00 1.02 0.64 0.09 73.48 Average: 1 25.33 0.00 1.08 0.46 0.10 73.03 Average: 2 24.78 0.00 1.07 0.54 0.09 73.52 Average: 3 25.04 0.00 1.00 0.84 0.09 73.03