---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-31855 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 729 10302 3 4956 14916 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:2c:a3:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.3/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79873sec preferred_lft 79873sec inet6 fe80::f816:3eff:fe2c:a327/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:9f:f7:2a:7e:a2 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::489f:f7ff:fe2a:7ea2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-31855) 06/30/26 _x86_64_ (4 CPU) 15:11:50 LINUX RESTART (4 CPU) 15:20:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:21 75.16 22.36 50.13 2.68 328.17 6043.89 5250.54 15:40:05 17.43 0.05 16.59 0.80 2.44 416.88 458.28 15:50:24 8.61 0.06 8.03 0.52 4.33 303.11 500.85 16:00:18 20.81 0.03 19.88 0.90 1.05 870.25 1893.74 16:10:11 9.92 0.00 9.49 0.43 0.36 299.38 415.59 16:20:11 4.98 0.00 4.80 0.18 0.25 144.89 272.11 16:30:31 20.40 0.06 5.11 15.23 2.05 151.45 203761.66 16:40:31 5.74 0.01 5.54 0.20 0.44 165.47 259.65 16:50:31 14.46 0.01 13.87 0.58 0.65 710.08 257.37 17:00:20 10.12 1.98 7.36 0.78 108.59 1563.50 625.81 Average: 18.88 2.49 14.11 2.28 45.21 1073.09 22006.84 15:20:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:21 1924240 5690304 10239336 62.54 273680 3425672 12310136 70.66 2309132 11513308 1048 15:40:05 10991692 14757060 1177756 7.19 275956 3422964 1950600 11.20 2343256 2425988 8808 15:50:24 5872232 9661404 6269096 38.29 277204 3445520 6989916 40.12 2349236 7519360 376 16:00:18 11357676 15317248 618420 3.78 283260 3607124 1356388 7.79 2391144 2020212 12444 16:10:11 7314188 11304488 4629180 28.27 284852 3636084 5357676 30.75 2393856 6049496 420 16:20:11 7335452 11345784 4587704 28.02 285332 3655640 5273768 30.27 2394840 6012920 488 16:30:31 5813364 9848992 6083764 37.16 286220 3680020 6786024 38.95 2401672 7530528 120 16:40:31 5783080 9841288 6091552 37.20 286976 3701816 6825252 39.18 2405288 7564080 116 16:50:31 7089652 11301284 4632140 28.29 291404 3845120 5277416 30.29 2421872 6244668 112 17:00:20 10667808 15356560 578688 3.53 293108 4311436 1215408 6.98 2475536 2581504 28556 Average: 7414938 11442441 4490764 27.43 283799 3673140 5334258 30.62 2388583 5946206 5249 15:20:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:21 lo 18.10 18.10 16.48 16.48 0.00 0.00 0.00 0.00 15:30:21 ens3 2.74 2.40 10.54 0.52 0.00 0.00 0.00 0.00 15:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:05 lo 38.58 38.58 16.99 16.99 0.00 0.00 0.00 0.00 15:40:05 ens3 1.56 1.41 0.35 0.30 0.00 0.00 0.00 0.00 15:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:24 lo 30.03 30.03 12.86 12.86 0.00 0.00 0.00 0.00 15:50:24 ens3 0.70 0.56 0.16 0.12 0.00 0.00 0.00 0.00 15:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:18 lo 12.51 12.51 6.39 6.39 0.00 0.00 0.00 0.00 16:00:18 ens3 1.13 0.96 0.33 0.27 0.00 0.00 0.00 0.00 16:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:11 lo 19.26 19.26 10.10 10.10 0.00 0.00 0.00 0.00 16:10:11 ens3 0.82 0.70 0.19 0.15 0.00 0.00 0.00 0.00 16:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:11 lo 27.50 27.50 9.97 9.97 0.00 0.00 0.00 0.00 16:20:11 ens3 0.65 0.46 0.18 0.13 0.00 0.00 0.00 0.00 16:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:31 lo 16.12 16.12 7.92 7.92 0.00 0.00 0.00 0.00 16:30:31 ens3 0.54 0.42 0.11 0.08 0.00 0.00 0.00 0.00 16:30:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:31 lo 16.49 16.49 10.02 10.02 0.00 0.00 0.00 0.00 16:40:31 ens3 0.69 0.54 0.17 0.12 0.00 0.00 0.00 0.00 16:40:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:31 lo 18.65 18.65 10.27 10.27 0.00 0.00 0.00 0.00 16:50:31 ens3 0.98 0.91 0.24 0.88 0.00 0.00 0.00 0.00 16:50:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:20 lo 33.05 33.05 12.77 12.77 0.00 0.00 0.00 0.00 17:00:20 ens3 2.97 2.98 1.59 1.56 0.00 0.00 0.00 0.00 17:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.97 22.97 11.37 11.37 0.00 0.00 0.00 0.00 Average: ens3 1.27 1.13 1.40 0.41 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-31855) 06/30/26 _x86_64_ (4 CPU) 15:11:50 LINUX RESTART (4 CPU) 15:20:09 CPU %user %nice %system %iowait %steal %idle 15:30:21 all 47.89 0.00 1.87 0.28 0.11 49.85 15:30:21 0 48.80 0.00 1.88 0.42 0.11 48.79 15:30:21 1 46.74 0.00 2.04 0.24 0.11 50.88 15:30:21 2 48.93 0.00 1.76 0.27 0.11 48.92 15:30:21 3 47.08 0.00 1.80 0.18 0.11 50.83 15:40:05 all 32.99 0.00 1.28 0.23 0.10 65.39 15:40:05 0 32.23 0.00 1.30 0.22 0.10 66.14 15:40:05 1 33.31 0.00 1.29 0.12 0.10 65.18 15:40:05 2 33.46 0.00 1.20 0.21 0.10 65.03 15:40:05 3 32.98 0.00 1.34 0.36 0.10 65.22 15:50:24 all 22.58 0.00 0.91 0.28 0.09 76.14 15:50:24 0 22.20 0.00 0.91 0.10 0.09 76.71 15:50:24 1 23.14 0.00 0.78 0.12 0.09 75.88 15:50:24 2 22.58 0.00 0.96 0.76 0.09 75.61 15:50:24 3 22.41 0.00 0.98 0.14 0.10 76.37 16:00:18 all 30.20 0.00 1.04 0.08 0.09 68.59 16:00:18 0 30.46 0.00 0.91 0.03 0.08 68.51 16:00:18 1 30.13 0.00 0.95 0.03 0.09 68.80 16:00:18 2 31.40 0.00 1.37 0.09 0.09 67.04 16:00:18 3 28.82 0.00 0.94 0.17 0.09 69.99 16:10:11 all 18.41 0.00 0.62 0.04 0.08 80.85 16:10:11 0 18.39 0.00 0.57 0.03 0.07 80.94 16:10:11 1 18.47 0.00 0.57 0.03 0.08 80.85 16:10:11 2 17.89 0.00 0.59 0.04 0.08 81.40 16:10:11 3 18.91 0.00 0.75 0.04 0.08 80.22 16:20:11 all 8.58 0.00 0.51 0.03 0.08 90.81 16:20:11 0 8.51 0.00 0.47 0.01 0.07 90.94 16:20:11 1 8.80 0.00 0.57 0.02 0.08 90.53 16:20:11 2 8.75 0.00 0.48 0.05 0.08 90.64 16:20:11 3 8.26 0.00 0.51 0.02 0.07 91.14 16:30:31 all 9.56 0.00 0.52 0.09 0.08 89.75 16:30:31 0 9.37 0.00 0.49 0.17 0.08 89.90 16:30:31 1 10.16 0.00 0.51 0.05 0.08 89.20 16:30:31 2 9.26 0.00 0.52 0.12 0.08 90.02 16:30:31 3 9.43 0.00 0.57 0.01 0.08 89.90 16:40:31 all 9.79 0.00 0.49 0.03 0.08 89.61 16:40:31 0 9.60 0.00 0.44 0.04 0.08 89.84 16:40:31 1 9.75 0.00 0.48 0.02 0.08 89.67 16:40:31 2 10.19 0.00 0.55 0.04 0.08 89.13 16:40:31 3 9.62 0.00 0.48 0.01 0.08 89.80 16:50:31 all 19.57 0.00 0.68 1.58 0.08 78.09 16:50:31 0 19.86 0.00 0.66 1.22 0.08 78.18 16:50:31 1 19.20 0.00 0.72 0.02 0.09 79.96 16:50:31 2 19.77 0.00 0.71 1.35 0.09 78.08 16:50:31 3 19.44 0.00 0.64 3.73 0.08 76.11 17:00:20 all 11.47 0.00 0.50 0.25 0.07 87.71 17:00:20 0 11.79 0.00 0.44 0.12 0.07 87.57 17:00:20 1 10.36 0.00 0.55 0.54 0.07 88.49 17:00:20 2 11.88 0.00 0.55 0.20 0.07 87.30 17:00:20 3 11.86 0.00 0.47 0.12 0.08 87.48 Average: all 21.10 0.00 0.84 0.29 0.09 77.69 Average: 0 21.12 0.00 0.81 0.24 0.08 77.76 Average: 1 21.00 0.00 0.85 0.12 0.09 77.95 Average: 2 21.40 0.00 0.87 0.32 0.09 77.32 Average: 3 20.88 0.00 0.85 0.48 0.09 77.71