---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-58137 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: 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 718 11069 4 4202 14928 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:cd:c9:58 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78714sec preferred_lft 78714sec inet6 fe80::f816:3eff:fecd:c958/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:6c:3d:19:7e:dd 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::7c6c:3dff:fe19:7edd/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-58137) 03/31/26 _x86_64_ (4 CPU) 11:04:15 LINUX RESTART (4 CPU) 11:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:06 98.40 22.76 71.90 3.74 354.34 18900.36 11459.81 11:30:07 36.65 17.02 18.64 0.99 245.32 515.64 1036.89 11:40:00 7.02 0.42 6.31 0.28 20.91 204.23 1238.94 11:50:09 2.97 0.01 2.85 0.11 0.45 90.75 38.63 12:00:09 15.07 0.06 14.37 0.64 2.27 710.32 598.79 12:10:06 29.06 0.79 12.48 15.79 235.94 598.96 212255.93 12:20:09 7.30 0.00 6.99 0.30 0.42 210.19 132.24 12:30:08 5.59 0.02 5.34 0.22 1.24 160.71 125.34 12:40:06 5.12 0.00 4.92 0.20 0.48 147.27 61.28 12:50:01 3.05 0.01 3.05 0.00 0.08 50.22 0.01 13:00:09 11.42 0.03 10.92 0.47 3.93 582.10 377.56 13:10:09 6.45 0.02 6.16 0.27 0.60 259.88 63.72 Average: 19.00 3.43 13.66 1.91 72.06 1869.11 18856.28 11:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:06 174020 3477244 12441764 75.99 267988 3027608 13379420 76.80 2090024 13517272 720 11:30:07 3399772 6271252 9665536 59.03 273404 2621144 10932104 62.75 2141200 10296424 940 11:40:00 11566812 14464216 1477772 9.03 274384 2646024 2259504 12.97 2149836 2155188 6328 11:50:09 6699212 9601768 6337152 38.70 275268 2650292 7061032 40.53 2151320 6992228 84 12:00:09 10581864 13614552 2326816 14.21 280376 2770332 3064736 17.59 2189368 3079116 320 12:10:06 8291564 11512388 4427428 27.04 282800 2955528 5194652 29.82 2265436 5293432 212 12:20:09 8338668 11588148 4351872 26.58 283672 2983228 5158112 29.61 2267460 5225516 100 12:30:08 6685768 9956704 5982368 36.54 284316 3004024 6709456 38.51 2269648 6876380 392 12:40:06 6656508 9947804 5991436 36.59 285164 3023524 6806284 39.07 2273092 6907872 236 12:50:01 6382136 9676068 6262956 38.25 285656 3025652 7014136 40.26 2273612 7182072 264 13:00:09 11098944 14544144 1397076 8.53 289952 3165528 2750284 15.79 2288672 2470292 21572 13:10:09 7149840 10622444 5316276 32.47 290608 3192192 5957700 34.20 2300628 6381592 784 Average: 7252092 10439728 5498204 33.58 281132 2922090 6357285 36.49 2221691 6364782 2663 11:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:06 lo 18.92 18.92 16.40 16.40 0.00 0.00 0.00 0.00 11:20:06 ens3 42.03 30.87 644.88 3.36 0.00 0.00 0.00 0.00 11:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:07 lo 44.44 44.44 18.68 18.68 0.00 0.00 0.00 0.00 11:30:07 ens3 1.73 1.61 0.33 1.23 0.00 0.00 0.00 0.00 11:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:00 lo 15.90 15.90 7.11 7.11 0.00 0.00 0.00 0.00 11:40:00 ens3 1.11 0.55 0.23 0.14 0.00 0.00 0.00 0.00 11:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:09 lo 9.52 9.52 4.81 4.81 0.00 0.00 0.00 0.00 11:50:09 ens3 0.60 0.26 0.13 0.08 0.00 0.00 0.00 0.00 11:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:09 lo 7.55 7.55 4.00 4.00 0.00 0.00 0.00 0.00 12:00:09 ens3 1.08 0.77 0.31 0.24 0.00 0.00 0.00 0.00 12:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:06 lo 13.84 13.84 6.88 6.88 0.00 0.00 0.00 0.00 12:10:06 ens3 6.63 4.14 59.76 0.44 0.00 0.00 0.00 0.00 12:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:09 lo 17.08 17.08 8.61 8.61 0.00 0.00 0.00 0.00 12:20:09 ens3 0.95 0.71 0.21 0.16 0.00 0.00 0.00 0.00 12:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:08 lo 29.66 29.66 11.78 11.78 0.00 0.00 0.00 0.00 12:30:08 ens3 0.75 0.49 0.17 0.12 0.00 0.00 0.00 0.00 12:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:06 lo 14.05 14.05 7.17 7.17 0.00 0.00 0.00 0.00 12:40:06 ens3 1.44 0.57 0.33 0.20 0.00 0.00 0.00 0.00 12:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 14.18 14.18 7.77 7.77 0.00 0.00 0.00 0.00 12:50:01 ens3 0.68 0.48 0.14 0.10 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:09 lo 10.80 10.80 6.41 6.41 0.00 0.00 0.00 0.00 13:00:09 ens3 0.91 0.70 0.27 0.21 0.00 0.00 0.00 0.00 13:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:09 lo 29.46 29.46 12.30 12.30 0.00 0.00 0.00 0.00 13:10:09 ens3 0.81 0.67 0.16 0.13 0.00 0.00 0.00 0.00 13:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.77 18.77 9.32 9.32 0.00 0.00 0.00 0.00 Average: ens3 4.89 3.48 58.87 0.53 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-58137) 03/31/26 _x86_64_ (4 CPU) 11:04:15 LINUX RESTART (4 CPU) 11:10:06 CPU %user %nice %system %iowait %steal %idle 11:20:06 all 55.23 0.00 2.33 0.36 0.11 41.98 11:20:06 0 54.32 0.00 2.14 0.27 0.11 43.15 11:20:06 1 56.49 0.00 2.60 0.60 0.11 40.20 11:20:06 2 54.49 0.00 2.21 0.20 0.11 42.99 11:20:06 3 55.60 0.00 2.35 0.35 0.11 41.59 11:30:07 all 40.54 0.07 1.65 0.16 0.10 57.47 11:30:07 0 40.91 0.09 1.60 0.14 0.10 57.17 11:30:07 1 40.62 0.20 1.64 0.25 0.11 57.19 11:30:07 2 40.75 0.00 1.62 0.12 0.10 57.41 11:30:07 3 39.88 0.00 1.75 0.15 0.10 58.12 11:40:00 all 11.37 0.00 0.59 0.02 0.07 87.95 11:40:00 0 11.37 0.00 0.54 0.01 0.07 88.01 11:40:00 1 11.40 0.00 0.63 0.03 0.07 87.87 11:40:00 2 11.58 0.00 0.59 0.02 0.07 87.74 11:40:00 3 11.15 0.00 0.58 0.03 0.07 88.16 11:50:09 all 7.95 0.00 0.49 0.02 0.06 91.48 11:50:09 0 7.82 0.00 0.53 0.03 0.05 91.57 11:50:09 1 7.87 0.00 0.50 0.03 0.07 91.54 11:50:09 2 8.27 0.00 0.48 0.01 0.06 91.18 11:50:09 3 7.84 0.00 0.46 0.00 0.06 91.63 12:00:09 all 21.55 0.00 0.85 0.05 0.07 77.47 12:00:09 0 21.70 0.00 0.90 0.11 0.07 77.23 12:00:09 1 21.45 0.00 0.88 0.04 0.07 77.55 12:00:09 2 21.09 0.00 0.88 0.02 0.07 77.95 12:00:09 3 21.96 0.00 0.76 0.03 0.08 77.17 12:10:06 all 19.69 0.00 0.83 0.89 0.08 78.51 12:10:06 0 19.30 0.00 0.75 0.05 0.07 79.83 12:10:06 1 20.18 0.00 0.73 1.47 0.08 77.55 12:10:06 2 20.39 0.00 0.71 0.07 0.07 78.76 12:10:06 3 18.90 0.00 1.12 1.95 0.11 77.92 12:20:09 all 13.15 0.00 0.60 0.02 0.06 86.16 12:20:09 0 13.18 0.00 0.58 0.05 0.06 86.13 12:20:09 1 13.37 0.00 0.71 0.01 0.07 85.85 12:20:09 2 13.07 0.00 0.60 0.03 0.06 86.25 12:20:09 3 12.99 0.00 0.51 0.01 0.06 86.43 12:30:08 all 11.57 0.00 0.59 0.02 0.06 87.76 12:30:08 0 11.37 0.00 0.49 0.01 0.05 88.08 12:30:08 1 11.64 0.00 0.64 0.01 0.07 87.63 12:30:08 2 11.51 0.00 0.61 0.06 0.07 87.76 12:30:08 3 11.76 0.00 0.62 0.01 0.06 87.55 12:40:06 all 9.45 0.00 0.52 0.02 0.06 89.96 12:40:06 0 9.51 0.00 0.47 0.00 0.06 89.97 12:40:06 1 9.55 0.00 0.60 0.02 0.06 89.78 12:40:06 2 9.69 0.00 0.54 0.03 0.07 89.68 12:40:06 3 9.06 0.00 0.46 0.03 0.06 90.39 12:50:01 all 2.73 0.00 0.22 0.02 0.05 96.98 12:50:01 0 2.74 0.00 0.20 0.00 0.05 97.00 12:50:01 1 3.01 0.00 0.24 0.00 0.06 96.69 12:50:01 2 2.59 0.00 0.23 0.02 0.05 97.10 12:50:01 3 2.58 0.00 0.20 0.04 0.05 97.13 13:00:09 all 14.84 0.00 0.64 0.07 0.07 84.38 13:00:09 0 14.88 0.00 0.59 0.15 0.07 84.32 13:00:09 1 15.08 0.00 0.66 0.02 0.07 84.16 13:00:09 2 14.40 0.00 0.67 0.04 0.07 84.82 13:00:09 3 15.01 0.00 0.65 0.06 0.07 84.21 13:00:09 CPU %user %nice %system %iowait %steal %idle 13:10:09 all 13.98 0.00 0.48 0.03 0.07 85.43 13:10:09 0 14.19 0.00 0.47 0.08 0.06 85.19 13:10:09 1 14.02 0.00 0.51 0.02 0.07 85.38 13:10:09 2 14.04 0.00 0.43 0.02 0.08 85.44 13:10:09 3 13.68 0.00 0.52 0.01 0.07 85.72 Average: all 18.51 0.01 0.82 0.14 0.07 80.46 Average: 0 18.44 0.01 0.77 0.08 0.07 80.63 Average: 1 18.72 0.02 0.86 0.21 0.08 80.11 Average: 2 18.50 0.00 0.80 0.05 0.07 80.58 Average: 3 18.36 0.00 0.83 0.22 0.08 80.50