---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-33696 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 739 8619 4 6629 14906 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:99:2b:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.183/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79456sec preferred_lft 79456sec inet6 fe80::f816:3eff:fe99:2b82/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:71:c4:5b:6e:1d 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::3c71:c4ff:fe5b:6e1d/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-33696) 07/07/26 _x86_64_ (4 CPU) 12:31:52 LINUX RESTART (4 CPU) 12:40:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:18 35.98 1.67 32.57 1.73 84.38 3296.22 1482.75 13:00:18 11.14 0.44 10.12 0.57 4.89 301.61 673.24 13:10:14 7.14 0.00 6.74 0.40 0.00 258.09 1302.03 13:20:01 73.80 39.33 32.48 1.99 330.70 3160.65 1600.03 13:30:03 21.43 0.06 20.41 0.96 1.79 621.84 1015.47 13:40:07 4.35 0.00 4.25 0.10 0.00 129.84 43.88 13:50:01 5.49 0.01 5.25 0.23 0.47 169.86 79.15 14:00:04 21.39 0.05 5.31 16.02 0.60 171.13 210402.04 14:10:05 8.70 0.00 8.36 0.34 0.00 560.75 112.77 14:20:01 6.34 0.01 6.18 0.16 0.07 182.98 82.31 Average: 19.49 4.07 13.15 2.26 41.69 883.25 21840.19 12:40:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:18 1351096 6357644 9571132 58.46 252876 4637052 11064624 63.51 2141928 12201916 896 13:00:18 2362860 7100104 8828832 53.92 254664 4371128 9550176 54.82 2187252 11130688 504 13:10:14 4868048 9628448 6302908 38.50 255896 4393012 7006716 40.22 2194332 8630772 720 13:20:01 8181692 13733204 2197564 13.42 277336 5141076 2938288 16.87 2485192 5011004 3088 13:30:03 5670712 11303480 4627372 28.26 280296 5218932 5401024 31.00 2536444 7485552 296 13:40:07 6443212 12094528 3836888 23.43 280572 5237188 4968592 28.52 2537492 6700560 164 13:50:01 4299308 9974972 5955036 36.37 281444 5260584 6716168 38.55 2539864 8848344 352 14:00:04 4220576 9925800 6004112 36.67 282348 5289196 6795068 39.00 2548396 8917700 272 14:10:05 6072504 11907872 4022836 24.57 285860 5410252 5046948 28.97 2555236 7062052 620 14:20:01 5379556 11243752 4686388 28.62 286604 5438116 5368036 30.81 2564064 7736380 100 Average: 4884956 10326980 5603307 34.22 273790 5039654 6485564 37.23 2429020 8372497 701 12:40:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:18 lo 17.44 17.44 11.48 11.48 0.00 0.00 0.00 0.00 12:50:18 ens3 1.37 1.26 0.35 0.31 0.00 0.00 0.00 0.00 12:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:18 lo 36.03 36.03 15.44 15.44 0.00 0.00 0.00 0.00 13:00:18 ens3 1.55 1.75 0.35 1.23 0.00 0.00 0.00 0.00 13:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:14 lo 15.16 15.16 7.84 7.84 0.00 0.00 0.00 0.00 13:10:14 ens3 0.66 0.48 0.14 0.10 0.00 0.00 0.00 0.00 13:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 18.54 18.54 15.89 15.89 0.00 0.00 0.00 0.00 13:20:01 ens3 1.65 1.59 0.49 0.42 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:03 lo 32.69 32.69 15.43 15.43 0.00 0.00 0.00 0.00 13:30:03 ens3 1.31 1.17 0.26 0.23 0.00 0.00 0.00 0.00 13:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:07 lo 10.59 10.59 5.05 5.05 0.00 0.00 0.00 0.00 13:40:07 ens3 0.58 0.40 0.12 0.10 0.00 0.00 0.00 0.00 13:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 30.09 30.09 11.86 11.86 0.00 0.00 0.00 0.00 13:50:01 ens3 0.59 0.51 0.13 0.09 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:04 lo 19.36 19.36 10.27 10.27 0.00 0.00 0.00 0.00 14:00:04 ens3 0.76 0.64 0.18 0.15 0.00 0.00 0.00 0.00 14:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:05 lo 14.31 14.31 7.63 7.63 0.00 0.00 0.00 0.00 14:10:05 ens3 0.77 0.77 0.20 0.18 0.00 0.00 0.00 0.00 14:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 lo 15.73 15.73 8.26 8.26 0.00 0.00 0.00 0.00 14:20:01 ens3 0.65 0.54 0.15 0.11 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.99 20.99 10.90 10.90 0.00 0.00 0.00 0.00 Average: ens3 0.99 0.91 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-33696) 07/07/26 _x86_64_ (4 CPU) 12:31:52 LINUX RESTART (4 CPU) 12:40:11 CPU %user %nice %system %iowait %steal %idle 12:50:18 all 39.56 0.00 1.51 0.09 0.12 58.72 12:50:18 0 38.99 0.00 1.47 0.16 0.11 59.27 12:50:18 1 40.50 0.00 1.50 0.03 0.12 57.85 12:50:18 2 38.92 0.00 1.68 0.09 0.12 59.19 12:50:18 3 39.82 0.00 1.40 0.08 0.12 58.57 13:00:18 all 26.28 0.00 0.95 0.25 0.11 72.41 13:00:18 0 26.78 0.00 0.81 0.01 0.10 72.30 13:00:18 1 26.78 0.00 0.99 0.52 0.11 71.60 13:00:18 2 26.44 0.00 0.95 0.47 0.11 72.03 13:00:18 3 25.11 0.00 1.04 0.02 0.11 73.73 13:10:14 all 18.06 0.00 0.65 0.22 0.08 80.99 13:10:14 0 17.49 0.00 0.70 0.69 0.08 81.05 13:10:14 1 17.88 0.00 0.56 0.01 0.08 81.47 13:10:14 2 18.03 0.00 0.69 0.11 0.08 81.08 13:10:14 3 18.85 0.00 0.64 0.07 0.08 80.35 13:20:01 all 49.44 0.00 1.65 0.33 0.15 48.45 13:20:01 0 49.24 0.00 1.59 0.10 0.13 48.94 13:20:01 1 50.15 0.00 1.63 0.15 0.19 47.87 13:20:01 2 47.90 0.00 1.76 0.23 0.13 49.98 13:20:01 3 50.44 0.00 1.61 0.82 0.13 47.00 13:30:03 all 39.08 0.00 1.23 0.06 0.12 59.52 13:30:03 0 39.05 0.00 1.23 0.07 0.12 59.53 13:30:03 1 39.45 0.00 1.27 0.03 0.11 59.14 13:30:03 2 38.52 0.00 1.20 0.05 0.12 60.12 13:30:03 3 39.29 0.00 1.23 0.09 0.12 59.28 13:40:07 all 6.06 0.00 0.29 0.23 0.06 93.36 13:40:07 0 6.31 0.00 0.34 0.54 0.06 92.76 13:40:07 1 6.39 0.00 0.29 0.15 0.06 93.11 13:40:07 2 5.82 0.00 0.26 0.18 0.06 93.68 13:40:07 3 5.72 0.00 0.26 0.06 0.05 93.91 13:50:01 all 13.85 0.00 0.62 0.22 0.21 85.09 13:50:01 0 14.05 0.00 0.56 0.05 0.14 85.20 13:50:01 1 12.97 0.00 0.68 0.46 0.22 85.67 13:50:01 2 14.11 0.00 0.60 0.28 0.28 84.73 13:50:01 3 14.29 0.00 0.66 0.09 0.23 84.74 14:00:04 all 11.77 0.00 0.63 0.09 0.08 87.43 14:00:04 0 12.01 0.00 0.63 0.03 0.08 87.25 14:00:04 1 11.78 0.00 0.67 0.12 0.09 87.34 14:00:04 2 12.20 0.00 0.64 0.05 0.08 87.03 14:00:04 3 11.11 0.00 0.56 0.18 0.07 88.08 14:10:05 all 13.20 0.00 0.69 0.71 0.07 85.34 14:10:05 0 13.67 0.00 0.70 0.75 0.07 84.81 14:10:05 1 13.06 0.00 0.68 0.98 0.07 85.21 14:10:05 2 13.49 0.00 0.71 0.18 0.08 85.53 14:10:05 3 12.56 0.00 0.65 0.92 0.07 85.80 14:20:01 all 10.35 0.00 0.44 0.20 0.07 88.93 14:20:01 0 10.40 0.00 0.39 0.34 0.07 88.79 14:20:01 1 10.48 0.00 0.50 0.08 0.08 88.85 14:20:01 2 10.24 0.00 0.46 0.21 0.08 89.01 14:20:01 3 10.28 0.00 0.42 0.16 0.07 89.07 Average: all 22.73 0.00 0.86 0.24 0.11 76.06 Average: 0 22.77 0.00 0.84 0.27 0.10 76.02 Average: 1 22.91 0.00 0.88 0.25 0.11 75.84 Average: 2 22.53 0.00 0.89 0.18 0.11 76.28 Average: 3 22.71 0.00 0.85 0.25 0.10 76.09