---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-41914 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 737 10992 4 4260 14909 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:42:17:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.44/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78935sec preferred_lft 78935sec inet6 fe80::f816:3eff:fe42:178c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:63:72:2c:50:12 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 ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-41914) 03/25/26 _x86_64_ (4 CPU) 10:24:16 LINUX RESTART (4 CPU) 10:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:03 100.65 22.55 74.45 3.66 341.24 23768.34 11723.23 10:50:04 29.35 3.30 24.65 1.40 78.30 1435.23 1008.78 11:00:04 5.59 0.13 5.19 0.26 8.09 164.44 246.90 11:10:04 25.44 0.14 9.15 16.14 4.51 555.11 212283.00 11:20:04 18.87 0.04 17.91 0.91 1.92 565.13 695.15 11:30:04 7.83 0.03 7.43 0.37 2.11 216.87 97.72 11:40:04 4.64 0.01 4.42 0.21 0.63 136.01 55.56 11:50:04 4.57 0.01 4.37 0.18 1.47 138.39 120.87 12:00:04 5.70 0.02 5.50 0.18 1.16 157.85 80.81 12:10:04 7.63 0.03 7.33 0.27 3.68 215.45 69.67 12:20:01 9.36 0.01 9.04 0.31 0.63 563.50 383.14 Average: 20.02 2.40 15.44 2.17 40.53 2550.56 20618.24 10:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:03 770572 4798592 11131568 67.99 269392 3703048 12286904 70.53 2290656 12684188 236492 10:50:04 3299200 6358564 9578432 58.50 271352 2818132 10984972 63.05 2151380 10385464 328 11:00:04 8202396 11278828 4661760 28.47 272112 2834228 5394888 30.97 2156208 5506800 256 11:10:04 9058448 12233512 3707640 22.64 276340 2928560 4416344 25.35 2179484 4630196 308 11:20:04 9496484 12750168 3191276 19.49 279520 3004000 3841892 22.05 2204872 4170144 280 11:30:04 7986936 11268776 4671692 28.53 280192 3031480 5374596 30.85 2206956 5665108 392 11:40:04 8010404 11311040 4629212 28.27 280780 3049688 5246776 30.12 2208360 5636132 292 11:50:04 6429820 9749992 6189580 37.80 281304 3068700 6897704 39.59 2210684 7217100 408 12:00:04 6611760 9953024 5986660 36.56 282036 3089060 6680540 38.35 2214380 7026792 192 12:10:04 11365132 14830376 1112136 6.79 286112 3208212 1797248 10.32 2222404 2286652 99824 12:20:01 10935700 14452168 1490340 9.10 287080 3258392 2195840 12.60 2241676 2700584 24336 Average: 7469714 10816822 5122754 31.29 278747 3090318 5919791 33.98 2207915 6173560 33010 10:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:03 lo 15.23 15.23 12.97 12.97 0.00 0.00 0.00 0.00 10:40:03 ens3 39.11 29.19 640.84 3.19 0.00 0.00 0.00 0.00 10:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:04 lo 46.81 46.81 21.92 21.92 0.00 0.00 0.00 0.00 10:50:04 ens3 2.35 1.78 0.49 0.38 0.00 0.00 0.00 0.00 10:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:04 lo 16.67 16.67 6.72 6.72 0.00 0.00 0.00 0.00 11:00:04 ens3 0.95 0.45 0.23 0.15 0.00 0.00 0.00 0.00 11:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:04 lo 11.46 11.46 6.38 6.38 0.00 0.00 0.00 0.00 11:10:04 ens3 1.29 0.97 0.30 1.46 0.00 0.00 0.00 0.00 11:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:04 lo 12.87 12.87 7.21 7.21 0.00 0.00 0.00 0.00 11:20:04 ens3 1.39 0.78 0.27 0.18 0.00 0.00 0.00 0.00 11:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:04 lo 19.83 19.83 9.40 9.40 0.00 0.00 0.00 0.00 11:30:04 ens3 1.15 0.65 0.27 0.18 0.00 0.00 0.00 0.00 11:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:04 lo 26.78 26.78 9.25 9.25 0.00 0.00 0.00 0.00 11:40:04 ens3 1.05 0.43 0.23 0.14 0.00 0.00 0.00 0.00 11:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:04 lo 16.61 16.61 8.46 8.46 0.00 0.00 0.00 0.00 11:50:04 ens3 1.30 0.54 0.28 0.17 0.00 0.00 0.00 0.00 11:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:04 lo 11.35 11.35 7.17 7.17 0.00 0.00 0.00 0.00 12:00:04 ens3 1.42 0.47 0.27 0.14 0.00 0.00 0.00 0.00 12:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:04 lo 11.23 11.23 5.89 5.89 0.00 0.00 0.00 0.00 12:10:04 ens3 1.46 0.66 0.41 0.27 0.00 0.00 0.00 0.00 12:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 lo 23.28 23.28 10.97 10.97 0.00 0.00 0.00 0.00 12:20:01 ens3 1.07 0.71 0.22 0.17 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.28 19.28 9.67 9.67 0.00 0.00 0.00 0.00 Average: ens3 4.80 3.35 58.88 0.59 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-41914) 03/25/26 _x86_64_ (4 CPU) 10:24:16 LINUX RESTART (4 CPU) 10:30:00 CPU %user %nice %system %iowait %steal %idle 10:40:03 all 56.19 0.00 2.46 1.94 0.11 39.30 10:40:03 0 55.99 0.00 2.52 2.10 0.11 39.28 10:40:03 1 57.33 0.00 2.43 2.01 0.11 38.11 10:40:03 2 54.55 0.00 2.51 1.47 0.10 41.37 10:40:03 3 56.87 0.00 2.39 2.18 0.11 38.45 10:50:04 all 47.52 0.00 1.73 0.25 0.12 50.38 10:50:04 0 47.80 0.00 1.71 0.13 0.12 50.24 10:50:04 1 47.40 0.00 1.82 0.32 0.12 50.34 10:50:04 2 47.60 0.00 1.65 0.40 0.12 50.23 10:50:04 3 47.29 0.00 1.73 0.16 0.12 50.70 11:00:04 all 9.49 0.00 0.59 0.21 0.08 89.63 11:00:04 0 9.23 0.00 0.48 0.53 0.07 89.68 11:00:04 1 9.03 0.00 0.56 0.10 0.08 90.24 11:00:04 2 10.06 0.00 0.76 0.12 0.09 88.97 11:00:04 3 9.65 0.00 0.56 0.08 0.07 89.64 11:10:04 all 16.12 0.00 0.72 0.43 0.07 82.66 11:10:04 0 15.74 0.00 0.72 1.03 0.06 82.45 11:10:04 1 15.65 0.00 0.73 0.26 0.07 83.28 11:10:04 2 16.41 0.00 0.73 0.26 0.07 82.53 11:10:04 3 16.68 0.00 0.71 0.18 0.07 82.36 11:20:04 all 29.40 0.00 1.02 0.07 0.08 69.42 11:20:04 0 29.55 0.00 1.06 0.08 0.08 69.24 11:20:04 1 28.25 0.00 1.00 0.12 0.09 70.54 11:20:04 2 30.27 0.00 1.13 0.03 0.09 68.48 11:20:04 3 29.54 0.00 0.90 0.04 0.08 69.43 11:30:04 all 14.31 0.00 0.59 0.03 0.06 85.01 11:30:04 0 14.51 0.00 0.59 0.00 0.06 84.84 11:30:04 1 14.58 0.00 0.56 0.07 0.06 84.72 11:30:04 2 14.81 0.00 0.62 0.03 0.07 84.48 11:30:04 3 13.35 0.00 0.57 0.03 0.07 85.99 11:40:04 all 9.03 0.00 0.42 0.02 0.06 90.46 11:40:04 0 8.68 0.00 0.39 0.02 0.06 90.85 11:40:04 1 9.33 0.00 0.49 0.00 0.07 90.12 11:40:04 2 9.23 0.00 0.45 0.05 0.06 90.21 11:40:04 3 8.89 0.00 0.36 0.01 0.06 90.68 11:50:04 all 10.25 0.00 0.41 0.25 0.08 89.01 11:50:04 0 10.00 0.00 0.33 0.51 0.08 89.08 11:50:04 1 10.39 0.00 0.51 0.01 0.12 88.97 11:50:04 2 10.19 0.00 0.40 0.45 0.08 88.90 11:50:04 3 10.44 0.00 0.39 0.02 0.06 89.10 12:00:04 all 9.79 0.00 0.45 0.02 0.07 89.67 12:00:04 0 9.43 0.00 0.46 0.02 0.06 90.03 12:00:04 1 9.76 0.00 0.40 0.01 0.07 89.76 12:00:04 2 9.90 0.00 0.55 0.04 0.07 89.45 12:00:04 3 10.07 0.00 0.38 0.02 0.07 89.47 12:10:04 all 8.70 0.00 0.45 0.03 0.07 90.75 12:10:04 0 8.62 0.00 0.33 0.01 0.06 90.98 12:10:04 1 9.99 0.00 0.52 0.05 0.07 89.37 12:10:04 2 8.29 0.00 0.49 0.05 0.07 91.09 12:10:04 3 7.88 0.00 0.46 0.02 0.07 91.58 12:20:01 all 17.11 0.00 0.74 0.03 0.08 82.05 12:20:01 0 17.38 0.00 0.81 0.03 0.07 81.71 12:20:01 1 17.04 0.00 0.74 0.04 0.08 82.09 12:20:01 2 17.15 0.00 0.74 0.04 0.07 82.00 12:20:01 3 16.85 0.00 0.66 0.02 0.08 82.39 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.75 0.00 0.87 0.30 0.08 78.00 Average: 0 20.66 0.00 0.86 0.41 0.08 78.00 Average: 1 20.82 0.00 0.89 0.27 0.08 77.93 Average: 2 20.79 0.00 0.91 0.27 0.08 77.94 Average: 3 20.71 0.00 0.83 0.25 0.08 78.14