---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-6305 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 17G 61G 22% / 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 694 10654 4 4639 14951 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:b8:7f:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.157/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79838sec preferred_lft 79838sec inet6 fe80::f816:3eff:feb8:7f3f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:80:18:37:e2:50 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::5880:18ff:fe37:e250/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-6305) 04/21/26 _x86_64_ (4 CPU) 20:24:58 LINUX RESTART (4 CPU) 20:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:00 89.71 21.61 64.12 3.98 344.47 10241.27 3150.25 20:50:00 22.69 4.96 16.81 0.92 51.75 395.45 602.28 21:00:00 9.34 0.09 8.76 0.49 3.01 306.87 631.98 21:10:00 24.54 12.04 11.89 0.61 140.28 598.65 279.27 21:20:00 17.68 0.02 16.94 0.71 0.67 497.69 257.21 21:30:00 6.51 0.01 6.28 0.23 0.45 155.68 88.84 21:40:00 6.20 0.01 5.89 0.30 1.29 217.21 92.67 21:50:00 6.06 0.00 5.87 0.19 0.36 171.35 72.44 22:00:00 8.90 0.01 8.46 0.42 1.55 539.57 105.93 22:10:00 23.93 0.07 7.66 16.20 1.23 296.79 213405.40 Average: 21.56 3.88 15.27 2.40 54.51 1342.09 21868.60 20:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:00 167408 3701004 12228708 74.69 270428 3223356 13298616 76.33 2157180 13428820 456 20:50:00 3779368 7139476 8792408 53.70 272708 3056980 9472548 54.37 2180184 9812348 152 21:00:00 8178936 11566396 4370412 26.69 273704 3083352 6042540 34.68 2200280 5420816 920 21:10:00 8390600 11946288 3989504 24.37 282492 3227164 4910644 28.19 2276528 5117664 364 21:20:00 7870256 11497928 4437592 27.10 284972 3296316 5203340 29.87 2283272 5629244 104 21:30:00 9881156 13538744 2398032 14.65 285584 3325532 3528812 20.26 2284860 3613368 14308 21:40:00 6389752 10069336 5865348 35.82 286264 3346776 6641592 38.12 2287220 7101944 104 21:50:00 6295908 9997808 5936784 36.26 287028 3368272 6689584 38.40 2290768 7181436 132 22:00:00 7711656 11540140 4395240 26.84 290952 3484568 5179048 29.73 2299552 5766088 2240 22:10:00 6760660 10643620 5291240 32.32 292016 3537788 6049716 34.73 2323136 6676368 216 Average: 6542570 10164074 5770527 35.24 282615 3295010 6701644 38.47 2258298 6974810 1900 20:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:00 lo 18.70 18.70 16.21 16.21 0.00 0.00 0.00 0.00 20:40:00 ens3 36.03 26.42 500.80 2.90 0.00 0.00 0.00 0.00 20:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:00 lo 41.44 41.44 17.49 17.49 0.00 0.00 0.00 0.00 20:50:00 ens3 1.40 1.41 0.29 0.26 0.00 0.00 0.00 0.00 20:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:00 lo 19.24 19.24 8.46 8.46 0.00 0.00 0.00 0.00 21:00:00 ens3 1.06 1.01 0.22 1.11 0.00 0.00 0.00 0.00 21:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:00 lo 12.87 12.87 6.69 6.69 0.00 0.00 0.00 0.00 21:10:00 ens3 0.83 0.71 0.22 0.18 0.00 0.00 0.00 0.00 21:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:00 lo 15.31 15.31 8.25 8.25 0.00 0.00 0.00 0.00 21:20:00 ens3 0.83 0.74 0.17 0.14 0.00 0.00 0.00 0.00 21:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:00 lo 17.80 17.80 8.62 8.62 0.00 0.00 0.00 0.00 21:30:00 ens3 0.65 0.64 0.14 0.12 0.00 0.00 0.00 0.00 21:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:00 lo 29.61 29.61 11.76 11.76 0.00 0.00 0.00 0.00 21:40:00 ens3 0.97 0.56 0.27 0.18 0.00 0.00 0.00 0.00 21:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:00 lo 19.37 19.37 10.21 10.21 0.00 0.00 0.00 0.00 21:50:00 ens3 0.64 0.54 0.14 0.11 0.00 0.00 0.00 0.00 21:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:00 lo 16.17 16.17 9.97 9.97 0.00 0.00 0.00 0.00 22:00:00 ens3 0.89 0.71 0.28 0.22 0.00 0.00 0.00 0.00 22:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:00 lo 23.04 23.04 10.05 10.05 0.00 0.00 0.00 0.00 22:10:00 ens3 0.85 0.76 0.18 0.14 0.00 0.00 0.00 0.00 22:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.35 21.35 10.77 10.77 0.00 0.00 0.00 0.00 Average: ens3 4.41 3.35 50.27 0.54 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-6305) 04/21/26 _x86_64_ (4 CPU) 20:24:58 LINUX RESTART (4 CPU) 20:30:00 CPU %user %nice %system %iowait %steal %idle 20:40:00 all 56.69 0.00 2.31 0.23 0.09 40.67 20:40:00 0 58.50 0.00 2.42 0.29 0.09 38.69 20:40:00 1 54.85 0.00 2.39 0.16 0.09 42.51 20:40:00 2 56.92 0.00 2.35 0.34 0.10 40.29 20:40:00 3 56.49 0.00 2.06 0.14 0.10 41.21 20:50:00 all 34.40 0.00 1.43 0.06 0.10 64.01 20:50:00 0 34.04 0.00 1.47 0.05 0.10 64.35 20:50:00 1 34.95 0.00 1.45 0.02 0.10 63.49 20:50:00 2 34.40 0.00 1.37 0.11 0.10 64.02 20:50:00 3 34.22 0.00 1.45 0.04 0.10 64.19 21:00:00 all 20.08 0.00 0.80 0.06 0.07 78.98 21:00:00 0 19.96 0.00 0.78 0.03 0.07 79.16 21:00:00 1 20.33 0.00 0.86 0.05 0.08 78.69 21:00:00 2 20.23 0.00 0.83 0.12 0.08 78.74 21:00:00 3 19.80 0.00 0.75 0.04 0.07 79.34 21:10:00 all 18.99 0.08 0.66 0.09 0.07 80.11 21:10:00 0 18.63 0.00 0.55 0.02 0.07 80.73 21:10:00 1 18.87 0.00 0.57 0.12 0.07 80.37 21:10:00 2 19.67 0.22 0.85 0.17 0.07 79.01 21:10:00 3 18.81 0.08 0.67 0.06 0.07 80.32 21:20:00 all 25.54 0.00 0.83 0.05 0.07 73.51 21:20:00 0 25.85 0.00 0.96 0.04 0.07 73.08 21:20:00 1 25.43 0.00 0.79 0.09 0.07 73.62 21:20:00 2 25.78 0.00 0.81 0.07 0.07 73.28 21:20:00 3 25.10 0.00 0.74 0.03 0.07 74.06 21:30:00 all 11.16 0.00 0.56 0.03 0.06 88.19 21:30:00 0 10.84 0.00 0.54 0.04 0.06 88.52 21:30:00 1 11.21 0.00 0.56 0.03 0.06 88.14 21:30:00 2 11.36 0.00 0.57 0.01 0.07 87.99 21:30:00 3 11.24 0.00 0.57 0.02 0.06 88.10 21:40:00 all 13.97 0.00 0.51 0.03 0.07 85.42 21:40:00 0 13.67 0.00 0.46 0.03 0.07 85.77 21:40:00 1 14.34 0.00 0.44 0.02 0.07 85.13 21:40:00 2 13.91 0.00 0.51 0.01 0.07 85.50 21:40:00 3 13.98 0.00 0.61 0.06 0.07 85.28 21:50:00 all 11.35 0.00 0.53 0.03 0.07 88.04 21:50:00 0 10.89 0.00 0.52 0.05 0.07 88.47 21:50:00 1 11.82 0.00 0.44 0.03 0.07 87.63 21:50:00 2 11.42 0.00 0.63 0.01 0.07 87.87 21:50:00 3 11.25 0.00 0.51 0.01 0.06 88.17 22:00:00 all 14.60 0.00 0.66 0.04 0.07 84.63 22:00:00 0 14.20 0.00 0.64 0.05 0.07 85.05 22:00:00 1 14.68 0.00 0.63 0.04 0.07 84.58 22:00:00 2 14.25 0.00 0.61 0.02 0.08 85.05 22:00:00 3 15.26 0.00 0.77 0.06 0.07 83.84 22:10:00 all 16.32 0.00 0.74 0.06 0.08 82.80 22:10:00 0 16.55 0.00 0.82 0.04 0.07 82.52 22:10:00 1 16.90 0.00 0.77 0.05 0.09 82.19 22:10:00 2 15.41 0.00 0.68 0.11 0.08 83.72 22:10:00 3 16.43 0.00 0.69 0.02 0.09 82.77 Average: all 22.31 0.01 0.90 0.07 0.08 76.64 Average: 0 22.31 0.00 0.92 0.06 0.07 76.64 Average: 1 22.34 0.00 0.89 0.06 0.08 76.63 Average: 2 22.32 0.02 0.92 0.10 0.08 76.56 Average: 3 22.25 0.01 0.88 0.05 0.07 76.73