---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-22155 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 726 12005 3 3257 14920 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:31:cd:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.180/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79825sec preferred_lft 79825sec inet6 fe80::f816:3eff:fe31:cddf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:b5:91:37:b2:56 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::bcb5:91ff:fe37:b256/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-22155) 06/01/26 _x86_64_ (4 CPU) 06:26:23 LINUX RESTART (4 CPU) 06:30:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 108.78 3.75 101.10 3.94 359.24 31578.60 12893.44 06:50:13 49.14 23.76 23.91 1.47 734.52 1728.90 1176.15 07:00:13 12.07 4.37 7.28 0.42 82.15 262.26 1117.59 07:10:01 11.83 0.59 10.76 0.48 13.59 559.32 635.76 07:20:15 17.73 0.37 16.69 0.68 14.33 490.33 262.13 07:30:15 7.74 0.29 7.14 0.31 10.04 215.35 139.43 07:40:01 5.56 0.38 5.07 0.12 10.22 151.13 87.78 07:50:15 5.59 0.14 5.18 0.27 5.01 159.00 108.58 08:00:15 5.24 0.33 4.75 0.17 8.91 153.44 47.03 08:10:01 10.09 0.50 9.18 0.40 12.35 584.26 328.36 Average: 23.30 3.49 18.98 0.82 126.04 3532.64 1657.46 06:30:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 2346920 6537916 9384308 57.32 255408 3842976 10566564 60.65 2132952 11219288 1252 06:50:13 5381012 7380868 8559508 52.28 261576 1841128 9355468 53.70 1317248 9216768 188 07:00:13 7768268 9798368 6141844 37.51 262500 1870208 6966820 39.99 1339976 6826100 320 07:10:01 9404404 11543336 4400700 26.88 267196 1973656 5211312 29.91 1391216 5121164 240 07:20:15 9241940 11455496 4488580 27.41 270352 2045116 5270428 30.25 1403128 5287456 40 07:30:15 9240244 11485404 4458628 27.23 271388 2075648 5266432 30.23 1408624 5276984 72 07:40:01 9882928 12150508 3794244 23.17 271716 2097720 4888084 28.06 1413104 4643876 336 07:50:15 7772388 10063472 5879712 35.91 272508 2120468 6676224 38.32 1418264 6728488 424 08:00:15 9125112 11440364 4503628 27.51 273124 2144020 5264128 30.22 1423124 5392032 284 08:10:01 8796180 11244620 4699116 28.70 276920 2268612 5309488 30.48 1439864 5696784 32 Average: 7895940 10310035 5631027 34.39 268269 2227955 6477495 37.18 1468750 6540894 319 06:30:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 11.93 11.93 11.68 11.68 0.00 0.00 0.00 0.00 06:40:01 ens3 56.56 40.17 854.03 4.40 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:13 lo 39.90 39.90 20.79 20.79 0.00 0.00 0.00 0.00 06:50:13 ens3 1.69 1.49 0.40 0.34 0.00 0.00 0.00 0.00 06:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:13 lo 23.62 23.62 11.09 11.09 0.00 0.00 0.00 0.00 07:00:13 ens3 1.48 1.35 0.24 1.17 0.00 0.00 0.00 0.00 07:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 lo 10.23 10.23 4.75 4.75 0.00 0.00 0.00 0.00 07:10:01 ens3 0.93 0.68 0.25 0.19 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:15 lo 15.84 15.84 7.99 7.99 0.00 0.00 0.00 0.00 07:20:15 ens3 0.95 0.66 0.21 0.16 0.00 0.00 0.00 0.00 07:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:15 lo 17.76 17.76 8.93 8.93 0.00 0.00 0.00 0.00 07:30:15 ens3 0.73 0.56 0.14 0.11 0.00 0.00 0.00 0.00 07:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 lo 21.75 21.75 7.08 7.08 0.00 0.00 0.00 0.00 07:40:01 ens3 0.54 0.30 0.11 0.07 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:15 lo 21.25 21.25 11.80 11.80 0.00 0.00 0.00 0.00 07:50:15 ens3 0.85 0.60 0.19 0.14 0.00 0.00 0.00 0.00 07:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:15 lo 16.45 16.45 9.28 9.28 0.00 0.00 0.00 0.00 08:00:15 ens3 1.37 0.68 0.47 0.33 0.00 0.00 0.00 0.00 08:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 20.65 20.65 10.15 10.15 0.00 0.00 0.00 0.00 08:10:01 ens3 1.18 0.87 0.33 0.26 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.00 20.00 10.39 10.39 0.00 0.00 0.00 0.00 Average: ens3 6.53 4.66 84.05 0.71 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-22155) 06/01/26 _x86_64_ (4 CPU) 06:26:23 LINUX RESTART (4 CPU) 06:30:13 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 54.84 0.00 2.59 1.29 0.12 41.16 06:40:01 0 53.50 0.00 2.47 2.02 0.12 41.88 06:40:01 1 58.96 0.00 2.63 1.10 0.12 37.19 06:40:01 2 52.97 0.00 2.68 0.95 0.12 43.28 06:40:01 3 53.94 0.00 2.57 1.07 0.12 42.30 06:50:13 all 47.64 0.00 1.79 0.15 0.12 50.30 06:50:13 0 47.25 0.00 1.73 0.09 0.11 50.82 06:50:13 1 48.72 0.00 1.74 0.24 0.12 49.18 06:50:13 2 47.31 0.00 2.06 0.14 0.12 50.37 06:50:13 3 47.30 0.00 1.65 0.12 0.12 50.81 07:00:13 all 17.90 0.00 0.90 0.06 0.10 81.05 07:00:13 0 17.35 0.00 0.94 0.04 0.10 81.57 07:00:13 1 18.49 0.00 0.93 0.03 0.10 80.44 07:00:13 2 18.37 0.00 0.82 0.04 0.10 80.67 07:00:13 3 17.37 0.00 0.89 0.11 0.10 81.53 07:10:01 all 15.56 0.00 0.62 0.05 0.08 83.68 07:10:01 0 15.49 0.00 0.61 0.02 0.08 83.81 07:10:01 1 15.66 0.00 0.73 0.06 0.09 83.46 07:10:01 2 15.62 0.00 0.62 0.12 0.09 83.55 07:10:01 3 15.49 0.00 0.51 0.02 0.08 83.90 07:20:15 all 24.37 0.00 0.80 0.06 0.08 74.69 07:20:15 0 24.19 0.00 0.75 0.01 0.08 74.98 07:20:15 1 24.24 0.00 0.91 0.06 0.08 74.70 07:20:15 2 25.10 0.00 0.80 0.06 0.09 73.95 07:20:15 3 23.94 0.00 0.73 0.09 0.09 75.15 07:30:15 all 12.99 0.00 0.45 0.03 0.08 86.45 07:30:15 0 12.97 0.00 0.48 0.03 0.08 86.44 07:30:15 1 13.19 0.00 0.33 0.04 0.08 86.36 07:30:15 2 12.72 0.00 0.50 0.01 0.09 86.69 07:30:15 3 13.09 0.00 0.49 0.05 0.08 86.29 07:40:01 all 6.49 0.00 0.36 0.03 0.08 93.05 07:40:01 0 6.33 0.00 0.33 0.01 0.07 93.26 07:40:01 1 6.43 0.00 0.33 0.06 0.08 93.10 07:40:01 2 6.78 0.00 0.44 0.01 0.09 92.68 07:40:01 3 6.40 0.00 0.35 0.03 0.08 93.14 07:50:15 all 12.88 0.00 0.52 0.03 0.09 86.49 07:50:15 0 12.98 0.00 0.52 0.03 0.08 86.38 07:50:15 1 12.93 0.00 0.55 0.02 0.09 86.41 07:50:15 2 12.56 0.00 0.52 0.03 0.09 86.80 07:50:15 3 13.05 0.00 0.48 0.02 0.08 86.36 08:00:15 all 7.94 0.00 0.46 0.03 0.09 91.49 08:00:15 0 7.53 0.00 0.38 0.03 0.08 91.99 08:00:15 1 8.18 0.00 0.48 0.01 0.09 91.25 08:00:15 2 8.36 0.00 0.58 0.02 0.10 90.94 08:00:15 3 7.68 0.00 0.41 0.05 0.09 91.78 08:10:01 all 14.54 0.00 0.58 0.04 0.09 84.74 08:10:01 0 15.49 0.00 0.65 0.02 0.09 83.76 08:10:01 1 14.39 0.00 0.54 0.02 0.10 84.95 08:10:01 2 14.40 0.00 0.63 0.03 0.09 84.85 08:10:01 3 13.90 0.00 0.51 0.11 0.10 85.39 Average: all 21.54 0.00 0.91 0.17 0.09 77.28 Average: 0 21.34 0.00 0.89 0.22 0.09 77.47 Average: 1 22.14 0.00 0.92 0.16 0.10 76.68 Average: 2 21.46 0.00 0.96 0.14 0.10 77.35 Average: 3 21.25 0.00 0.86 0.17 0.09 77.64