---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-23016 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 724 10964 4 4300 14922 Swap: 1023 1 1022 ---> 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:8f:e7:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.54/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79471sec preferred_lft 79471sec inet6 fe80::f816:3eff:fe8f:e7fa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:94:2a:da:36:32 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::94:2aff:feda:3632/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-23016) 03/24/26 _x86_64_ (4 CPU) 22:04:22 LINUX RESTART (4 CPU) 22:10:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:20:12 95.34 23.14 68.98 3.22 362.18 11711.02 3551.88 22:30:12 20.82 1.82 18.04 0.96 30.67 464.75 680.39 22:40:16 6.97 0.13 6.54 0.30 7.43 249.97 402.62 22:50:16 13.01 0.05 12.36 0.61 5.56 579.54 618.40 23:00:01 16.59 0.01 15.87 0.71 0.57 517.80 640.91 23:10:16 19.79 0.06 4.45 15.28 1.46 118.19 206560.76 23:20:12 5.93 0.05 5.66 0.22 2.78 154.64 57.16 23:30:01 8.07 0.01 7.69 0.36 1.40 260.32 185.24 23:40:16 5.04 0.00 4.88 0.16 0.16 153.60 69.40 23:50:16 9.73 0.04 9.31 0.38 4.23 573.75 106.39 Average: 20.13 2.53 15.34 2.26 41.66 1477.78 21784.45 22:10:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:20:12 179428 3545344 12380728 75.62 269880 3082712 13282232 76.24 2034244 13571920 248 22:30:12 2986544 6099128 9835016 60.07 271416 2845700 10995128 63.11 2088832 10729196 616 22:40:16 7866068 11000944 4936980 30.15 272264 2867128 6459696 37.08 2096664 5878304 744 22:50:16 8449508 11692340 4245560 25.93 276696 2970664 5270320 30.25 2133640 5250904 308 23:00:01 8199228 11511240 4426516 27.04 279552 3036992 5183420 29.75 2140308 5493268 284 23:10:16 8128236 11459608 4477840 27.35 280352 3055552 5222176 29.98 2146240 5559608 88 23:20:12 7954096 11304812 4632596 28.29 280952 3074292 5284352 30.33 2148128 5729952 124 23:30:01 6785308 10174120 5762660 35.20 281956 3111368 6586000 37.80 2153536 6880560 184 23:40:16 8105392 11517632 4419880 26.99 282708 3134048 5191428 29.80 2155856 5578400 68 23:50:16 7845464 11384588 4552704 27.81 286416 3257016 5150536 29.56 2170376 5810892 500 Average: 6649927 9968976 5967048 36.44 278219 3043547 6862529 39.39 2126782 7048300 316 22:10:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:20:12 lo 19.55 19.55 16.71 16.71 0.00 0.00 0.00 0.00 22:20:12 ens3 1.98 1.81 0.60 0.51 0.00 0.00 0.00 0.00 22:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:12 lo 44.79 44.79 18.63 18.63 0.00 0.00 0.00 0.00 22:30:12 ens3 1.72 1.37 0.34 0.28 0.00 0.00 0.00 0.00 22:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:16 lo 14.96 14.96 6.76 6.76 0.00 0.00 0.00 0.00 22:40:16 ens3 1.74 0.61 0.31 0.81 0.00 0.00 0.00 0.00 22:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:16 lo 12.91 12.91 6.82 6.82 0.00 0.00 0.00 0.00 22:50:16 ens3 0.78 0.59 0.19 0.44 0.00 0.00 0.00 0.00 22:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:01 lo 15.49 15.49 8.40 8.40 0.00 0.00 0.00 0.00 23:00:01 ens3 0.99 0.80 0.24 0.19 0.00 0.00 0.00 0.00 23:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:16 lo 13.34 13.34 6.58 6.58 0.00 0.00 0.00 0.00 23:10:16 ens3 1.06 0.46 0.21 0.12 0.00 0.00 0.00 0.00 23:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:12 lo 28.65 28.65 10.12 10.12 0.00 0.00 0.00 0.00 23:20:12 ens3 0.66 0.41 0.14 0.10 0.00 0.00 0.00 0.00 23:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:01 lo 19.37 19.37 11.04 11.04 0.00 0.00 0.00 0.00 23:30:01 ens3 0.82 0.62 0.18 0.14 0.00 0.00 0.00 0.00 23:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:40:16 lo 17.57 17.57 9.85 9.85 0.00 0.00 0.00 0.00 23:40:16 ens3 1.12 0.64 0.25 0.16 0.00 0.00 0.00 0.00 23:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:16 lo 21.39 21.39 10.30 10.30 0.00 0.00 0.00 0.00 23:50:16 ens3 1.26 0.90 0.33 0.26 0.00 0.00 0.00 0.00 23:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.78 20.78 10.51 10.51 0.00 0.00 0.00 0.00 Average: ens3 1.21 0.82 0.28 0.30 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-23016) 03/24/26 _x86_64_ (4 CPU) 22:04:22 LINUX RESTART (4 CPU) 22:10:11 CPU %user %nice %system %iowait %steal %idle 22:20:12 all 53.21 0.00 2.06 1.42 0.14 43.16 22:20:12 0 53.06 0.00 2.08 2.21 0.14 42.52 22:20:12 1 52.35 0.00 2.00 1.21 0.15 44.29 22:20:12 2 53.43 0.00 2.04 1.49 0.15 42.89 22:20:12 3 54.00 0.00 2.12 0.78 0.14 42.95 22:30:12 all 43.10 0.00 1.70 0.23 0.15 54.81 22:30:12 0 42.38 0.00 1.74 0.16 0.15 55.57 22:30:12 1 42.37 0.00 1.77 0.24 0.15 55.47 22:30:12 2 43.76 0.00 1.59 0.12 0.15 54.38 22:30:12 3 43.89 0.00 1.71 0.42 0.15 53.82 22:40:16 all 14.46 0.00 0.79 0.03 0.12 84.60 22:40:16 0 14.31 0.00 0.79 0.01 0.11 84.77 22:40:16 1 14.54 0.00 0.75 0.01 0.12 84.58 22:40:16 2 14.66 0.00 0.87 0.02 0.12 84.32 22:40:16 3 14.34 0.00 0.74 0.07 0.11 84.73 22:50:16 all 18.36 0.00 0.69 0.05 0.11 80.79 22:50:16 0 18.75 0.00 0.65 0.02 0.11 80.47 22:50:16 1 18.31 0.00 0.59 0.02 0.11 80.97 22:50:16 2 17.89 0.00 0.77 0.06 0.11 81.18 22:50:16 3 18.48 0.00 0.74 0.12 0.11 80.55 23:00:01 all 26.42 0.00 0.89 0.06 0.11 72.52 23:00:01 0 26.80 0.00 0.95 0.15 0.10 72.00 23:00:01 1 24.99 0.00 0.93 0.03 0.11 73.94 23:00:01 2 26.40 0.00 0.88 0.04 0.11 72.57 23:00:01 3 27.50 0.00 0.80 0.02 0.10 71.57 23:10:16 all 7.89 0.00 0.38 0.03 0.10 91.61 23:10:16 0 7.53 0.00 0.39 0.07 0.09 91.92 23:10:16 1 7.98 0.00 0.34 0.04 0.11 91.53 23:10:16 2 7.85 0.00 0.42 0.02 0.10 91.60 23:10:16 3 8.19 0.00 0.35 0.00 0.09 91.37 23:20:12 all 8.28 0.00 0.42 0.03 0.10 91.17 23:20:12 0 8.27 0.00 0.44 0.07 0.10 91.11 23:20:12 1 8.50 0.00 0.36 0.01 0.10 91.02 23:20:12 2 8.33 0.00 0.49 0.03 0.11 91.05 23:20:12 3 8.01 0.00 0.40 0.01 0.09 91.48 23:30:01 all 16.64 0.00 0.59 0.03 0.10 82.63 23:30:01 0 16.30 0.00 0.59 0.05 0.10 82.97 23:30:01 1 16.26 0.00 0.58 0.03 0.11 83.01 23:30:01 2 17.20 0.00 0.66 0.02 0.11 82.00 23:30:01 3 16.80 0.00 0.53 0.03 0.10 82.54 23:40:16 all 8.43 0.00 0.49 0.02 0.11 90.95 23:40:16 0 8.00 0.00 0.49 0.01 0.10 91.40 23:40:16 1 8.64 0.00 0.46 0.03 0.11 90.76 23:40:16 2 8.80 0.00 0.56 0.02 0.11 90.51 23:40:16 3 8.28 0.00 0.43 0.03 0.11 91.15 23:50:16 all 14.44 0.00 0.63 0.04 0.10 84.79 23:50:16 0 14.20 0.00 0.64 0.03 0.09 85.04 23:50:16 1 14.11 0.00 0.51 0.07 0.11 85.20 23:50:16 2 14.85 0.00 0.77 0.06 0.11 84.22 23:50:16 3 14.59 0.00 0.60 0.01 0.10 84.70 Average: all 21.05 0.00 0.86 0.20 0.11 77.78 Average: 0 20.88 0.00 0.87 0.28 0.11 77.85 Average: 1 20.74 0.00 0.83 0.17 0.12 78.14 Average: 2 21.25 0.00 0.90 0.19 0.12 77.55 Average: 3 21.33 0.00 0.84 0.15 0.11 77.57