---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-6775 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 685 11539 4 3764 14961 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:9a:75:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.227/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79429sec preferred_lft 79429sec inet6 fe80::f816:3eff:fe9a:75b5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:5e:1f:7c:84:af 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::bc5e:1fff:fe7c:84af/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-6775) 04/22/26 _x86_64_ (4 CPU) 15:12:32 LINUX RESTART (4 CPU) 15:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:02 91.74 22.15 51.35 18.24 313.36 5355.11 213887.98 15:40:02 17.83 4.89 12.22 0.73 95.15 316.20 293.61 15:50:01 7.65 0.29 6.94 0.42 16.75 284.52 1678.89 16:00:02 11.14 0.06 10.56 0.51 1.85 560.99 756.91 16:10:02 18.85 0.03 17.93 0.89 1.52 581.96 361.50 16:20:01 4.61 0.02 4.41 0.17 1.08 126.87 111.76 16:30:02 4.27 0.02 4.14 0.10 1.24 127.12 71.21 16:40:02 7.86 0.06 7.59 0.21 3.40 254.99 176.04 16:50:01 4.91 0.01 4.75 0.16 0.39 86.49 181.80 17:00:02 9.52 0.03 9.14 0.36 1.00 625.77 150.10 Average: 17.85 2.76 12.91 2.18 43.60 832.75 21792.03 15:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:02 4779516 8141508 7790760 47.58 270216 3073304 8831304 50.69 2099724 8913800 3500 15:40:02 4625880 7191868 8745548 53.41 269172 2347256 9522168 54.66 1977084 9254688 196 15:50:01 8475996 11065956 4875144 29.78 270568 2369636 5678848 32.60 1991632 5404044 288 16:00:02 10360776 13055544 2887112 17.63 275080 2469968 3726272 21.39 2019392 3504096 760 16:10:02 8966964 11743920 4197860 25.64 278212 2549024 5116324 29.37 2035960 4886764 432 16:20:01 8514588 11307376 4633844 28.30 278844 2564224 5397736 30.98 2037200 5324996 368 16:30:02 8573640 11384368 4556788 27.83 279252 2581760 5288800 30.36 2038600 5269800 364 16:40:02 10234940 13084788 2857532 17.45 279912 2620216 4195116 24.08 2043964 3612696 224 16:50:01 11273572 14146100 1796868 10.97 280336 2642472 2769860 15.90 2045936 2578848 20840 17:00:02 8251488 11244548 4696492 28.68 284340 2758856 5346472 30.69 2060584 5572416 244 Average: 8405736 11236598 4703795 28.73 276593 2597672 5587290 32.07 2035008 5432215 2722 15:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:02 lo 26.07 26.07 17.74 17.74 0.00 0.00 0.00 0.00 15:30:02 ens3 1.96 1.96 0.62 0.54 0.00 0.00 0.00 0.00 15:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:02 lo 34.85 34.85 14.64 14.64 0.00 0.00 0.00 0.00 15:40:02 ens3 1.03 1.03 0.23 0.20 0.00 0.00 0.00 0.00 15:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 lo 17.61 17.61 8.29 8.29 0.00 0.00 0.00 0.00 15:50:01 ens3 0.76 0.77 0.17 0.15 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:02 lo 12.26 12.26 6.36 6.36 0.00 0.00 0.00 0.00 16:00:02 ens3 0.71 0.58 0.23 0.18 0.00 0.00 0.00 0.00 16:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:02 lo 12.36 12.36 7.05 7.05 0.00 0.00 0.00 0.00 16:10:02 ens3 0.88 0.81 0.17 0.80 0.00 0.00 0.00 0.00 16:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 lo 19.91 19.91 9.57 9.57 0.00 0.00 0.00 0.00 16:20:01 ens3 0.92 0.75 0.24 0.49 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:02 lo 20.44 20.44 6.95 6.95 0.00 0.00 0.00 0.00 16:30:02 ens3 0.44 0.31 0.09 0.06 0.00 0.00 0.00 0.00 16:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:02 lo 22.80 22.80 10.48 10.48 0.00 0.00 0.00 0.00 16:40:02 ens3 0.73 0.63 0.17 0.13 0.00 0.00 0.00 0.00 16:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 lo 17.93 17.93 10.56 10.56 0.00 0.00 0.00 0.00 16:50:01 ens3 0.59 0.49 0.13 0.11 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:02 lo 18.06 18.06 10.03 10.03 0.00 0.00 0.00 0.00 17:00:02 ens3 0.96 0.93 0.39 0.23 0.00 0.00 0.00 0.00 17:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.23 20.23 10.17 10.17 0.00 0.00 0.00 0.00 Average: ens3 0.90 0.83 0.24 0.29 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-6775) 04/22/26 _x86_64_ (4 CPU) 15:12:32 LINUX RESTART (4 CPU) 15:20:01 CPU %user %nice %system %iowait %steal %idle 15:30:02 all 53.49 0.00 2.06 0.27 0.10 44.08 15:30:02 0 53.54 0.00 1.96 0.15 0.10 44.26 15:30:02 1 53.42 0.00 2.05 0.29 0.09 44.15 15:30:02 2 53.59 0.00 2.06 0.34 0.10 43.90 15:30:02 3 53.39 0.00 2.20 0.30 0.10 44.01 15:40:02 all 28.05 0.00 1.12 0.25 0.10 70.49 15:40:02 0 27.76 0.00 1.17 0.31 0.09 70.67 15:40:02 1 28.03 0.00 1.14 0.32 0.10 70.41 15:40:02 2 28.30 0.00 1.16 0.18 0.10 70.25 15:40:02 3 28.10 0.00 1.02 0.18 0.09 70.61 15:50:01 all 16.65 0.00 0.75 0.17 0.07 82.36 15:50:01 0 16.09 0.00 0.74 0.22 0.07 82.89 15:50:01 1 17.17 0.00 0.79 0.19 0.07 81.78 15:50:01 2 17.03 0.00 0.75 0.13 0.07 82.02 15:50:01 3 16.31 0.00 0.74 0.12 0.08 82.76 16:00:02 all 18.57 0.00 0.72 0.15 0.07 80.49 16:00:02 0 17.62 0.00 0.70 0.10 0.08 81.51 16:00:02 1 18.68 0.00 0.68 0.07 0.08 80.50 16:00:02 2 19.11 0.00 0.79 0.37 0.07 79.65 16:00:02 3 18.86 0.00 0.70 0.09 0.07 80.29 16:10:02 all 29.23 0.00 0.99 0.12 0.08 69.57 16:10:02 0 29.36 0.00 1.02 0.18 0.09 69.35 16:10:02 1 28.71 0.00 0.94 0.08 0.08 70.18 16:10:02 2 30.17 0.00 0.96 0.21 0.08 68.58 16:10:02 3 28.68 0.00 1.02 0.03 0.09 70.18 16:20:01 all 9.72 0.00 0.47 0.99 0.06 88.76 16:20:01 0 9.51 0.00 0.43 0.16 0.06 89.84 16:20:01 1 9.62 0.00 0.50 0.10 0.07 89.71 16:20:01 2 9.73 0.00 0.48 3.65 0.06 86.09 16:20:01 3 10.01 0.00 0.47 0.05 0.07 89.41 16:30:02 all 8.39 0.00 0.39 0.66 0.06 90.51 16:30:02 0 8.53 0.00 0.34 1.04 0.06 90.04 16:30:02 1 8.19 0.00 0.38 0.42 0.07 90.94 16:30:02 2 8.41 0.00 0.46 0.47 0.06 90.60 16:30:02 3 8.43 0.00 0.37 0.70 0.06 90.44 16:40:02 all 14.45 0.00 0.60 1.30 0.08 83.57 16:40:02 0 14.08 0.00 0.68 1.88 0.08 83.27 16:40:02 1 14.66 0.00 0.57 0.52 0.09 84.15 16:40:02 2 14.71 0.00 0.64 1.66 0.08 82.92 16:40:02 3 14.33 0.00 0.51 1.14 0.07 83.95 16:50:01 all 9.85 0.00 0.54 0.62 0.07 88.92 16:50:01 0 9.98 0.00 0.53 0.36 0.06 89.07 16:50:01 1 10.05 0.00 0.58 0.53 0.07 88.77 16:50:01 2 9.89 0.00 0.58 0.87 0.07 88.58 16:50:01 3 9.48 0.00 0.45 0.73 0.07 89.27 17:00:02 all 18.05 0.00 0.64 0.76 0.07 80.49 17:00:02 0 18.41 0.00 0.61 0.25 0.07 80.66 17:00:02 1 18.91 0.00 0.62 2.15 0.07 78.25 17:00:02 2 17.15 0.00 0.55 0.25 0.07 81.99 17:00:02 3 17.73 0.00 0.77 0.38 0.07 81.05 Average: all 20.65 0.00 0.83 0.53 0.08 77.92 Average: 0 20.50 0.00 0.82 0.46 0.07 78.15 Average: 1 20.75 0.00 0.83 0.46 0.08 77.88 Average: 2 20.81 0.00 0.84 0.81 0.08 77.45 Average: 3 20.54 0.00 0.82 0.37 0.08 78.19