---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-2168 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 706 10644 4 4638 14939 Swap: 1023 2 1021 ---> 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:74:51:1c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.29/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79278sec preferred_lft 79278sec inet6 fe80::f816:3eff:fe74:511c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:dc:7d:25:b6:01 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::68dc:7dff:fe25:b601/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-2168) 03/18/26 _x86_64_ (4 CPU) 10:04:14 LINUX RESTART (4 CPU) 10:10:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:06 117.89 23.41 73.86 20.61 763.27 18863.20 235211.97 10:30:17 29.22 2.10 25.83 1.29 33.61 1457.14 1710.67 10:40:06 8.12 0.17 7.56 0.39 8.18 297.75 1721.98 10:50:06 23.73 12.11 11.13 0.49 148.73 573.36 797.91 11:00:01 13.90 0.04 13.28 0.59 1.99 463.71 305.20 11:10:07 7.18 0.02 6.95 0.21 0.82 209.03 7070.25 11:20:17 5.93 0.03 5.71 0.18 2.07 161.72 63.19 11:30:01 5.27 0.01 5.12 0.15 0.58 153.79 409.80 11:40:17 4.43 0.00 4.33 0.10 0.13 138.37 62.26 11:50:09 7.62 0.03 7.40 0.19 3.57 440.93 58.40 12:00:01 6.96 0.02 6.71 0.23 0.93 275.63 1501.29 Average: 20.80 3.42 15.19 2.19 86.57 2067.82 22282.40 10:10:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:06 1035548 4665356 11263412 68.79 269944 3325392 12464644 71.55 2166776 12554564 235572 10:30:17 2711848 6117076 9814272 59.94 273508 3114624 10968600 62.96 2177336 10897104 564 10:40:06 6219344 9650980 6281272 38.36 274356 3140192 7023148 40.31 2186276 7382280 236 10:50:06 8017104 11608452 4325980 26.42 283752 3282356 5144016 29.53 2263960 5514492 48 11:00:01 7808496 11469852 4464664 27.27 285280 3350760 5182644 29.75 2269872 5716176 172 11:10:07 7778040 11468468 4465904 27.28 285952 3379088 5202440 29.86 2271736 5748648 500 11:20:17 6335284 10047288 5886124 35.95 286560 3400052 6683068 38.36 2274264 7187772 212 11:30:01 6158144 9890872 6042440 36.90 286904 3420432 6835984 39.24 2277520 7356752 268 11:40:17 7750352 11504424 4429788 27.06 287184 3441508 5169664 29.67 2279260 5762056 96 11:50:09 7499836 11363036 4570764 27.92 290924 3540056 5314688 30.51 2285916 6007192 140 12:00:01 6773632 10684948 5248504 32.06 291600 3587284 5948428 34.14 2304600 6707356 264 Average: 6189784 9860977 6072102 37.09 283269 3361977 6903393 39.63 2250683 7348581 21643 10:10:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:06 lo 15.82 15.82 13.44 13.44 0.00 0.00 0.00 0.00 10:20:06 ens3 50.31 35.14 789.19 3.64 0.00 0.00 0.00 0.00 10:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:17 lo 45.86 45.86 21.68 21.68 0.00 0.00 0.00 0.00 10:30:17 ens3 1.94 1.61 0.41 0.35 0.00 0.00 0.00 0.00 10:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:06 lo 22.75 22.75 10.41 10.41 0.00 0.00 0.00 0.00 10:40:06 ens3 2.07 0.66 0.46 0.26 0.00 0.00 0.00 0.00 10:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:06 lo 9.76 9.76 4.49 4.49 0.00 0.00 0.00 0.00 10:50:06 ens3 1.04 0.93 0.22 0.84 0.00 0.00 0.00 0.00 10:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 15.79 15.79 8.01 8.01 0.00 0.00 0.00 0.00 11:00:01 ens3 1.12 1.08 0.20 0.69 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:07 lo 17.93 17.93 9.00 9.00 0.00 0.00 0.00 0.00 11:10:07 ens3 0.92 0.60 0.20 0.14 0.00 0.00 0.00 0.00 11:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:17 lo 27.95 27.95 11.10 11.10 0.00 0.00 0.00 0.00 11:20:17 ens3 1.11 0.47 0.23 0.13 0.00 0.00 0.00 0.00 11:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 19.59 19.59 10.58 10.58 0.00 0.00 0.00 0.00 11:30:01 ens3 0.87 0.65 0.19 0.15 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:17 lo 12.68 12.68 6.74 6.74 0.00 0.00 0.00 0.00 11:40:17 ens3 0.85 0.54 0.23 0.16 0.00 0.00 0.00 0.00 11:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:09 lo 7.03 7.03 4.14 4.14 0.00 0.00 0.00 0.00 11:50:09 ens3 0.85 0.51 0.23 0.17 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 12:00:01 lo 24.67 24.67 10.49 10.49 0.00 0.00 0.00 0.00 12:00:01 ens3 1.66 0.75 0.37 0.23 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.04 20.04 10.02 10.02 0.00 0.00 0.00 0.00 Average: ens3 5.63 3.85 70.81 0.61 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-2168) 03/18/26 _x86_64_ (4 CPU) 10:04:14 LINUX RESTART (4 CPU) 10:10:17 CPU %user %nice %system %iowait %steal %idle 10:20:06 all 51.44 0.00 2.21 5.75 0.12 40.48 10:20:06 0 51.83 0.00 2.28 5.47 0.11 40.30 10:20:06 1 50.59 0.00 2.05 5.62 0.12 41.62 10:20:06 2 51.00 0.00 2.23 7.84 0.13 38.81 10:20:06 3 52.33 0.00 2.30 4.07 0.12 41.19 10:30:17 all 46.51 0.00 1.73 0.12 0.13 51.51 10:30:17 0 46.60 0.00 1.68 0.09 0.14 51.48 10:30:17 1 46.51 0.00 1.79 0.12 0.12 51.46 10:30:17 2 46.47 0.00 1.74 0.13 0.13 51.52 10:30:17 3 46.47 0.00 1.70 0.12 0.12 51.58 10:40:06 all 17.95 0.00 0.82 0.19 0.11 80.94 10:40:06 0 17.85 0.00 0.90 0.22 0.11 80.93 10:40:06 1 17.39 0.00 0.89 0.34 0.11 81.27 10:40:06 2 18.65 0.00 0.82 0.09 0.11 80.33 10:40:06 3 17.90 0.00 0.68 0.09 0.11 81.22 10:50:06 all 15.45 0.08 0.66 0.13 0.10 83.59 10:50:06 0 15.17 0.07 0.65 0.09 0.09 83.92 10:50:06 1 16.39 0.00 0.66 0.15 0.10 82.69 10:50:06 2 14.57 0.23 0.71 0.21 0.10 84.18 10:50:06 3 15.67 0.03 0.62 0.05 0.09 83.55 11:00:01 all 25.71 0.00 0.88 4.60 0.10 68.71 11:00:01 0 26.46 0.00 0.90 1.61 0.10 70.92 11:00:01 1 25.77 0.00 0.95 9.90 0.09 63.28 11:00:01 2 25.54 0.00 0.76 3.41 0.10 70.18 11:00:01 3 25.07 0.00 0.89 3.47 0.11 70.46 11:10:07 all 13.43 0.00 0.47 0.12 0.09 85.90 11:10:07 0 13.26 0.00 0.56 0.06 0.09 86.03 11:10:07 1 13.52 0.00 0.43 0.16 0.09 85.80 11:10:07 2 12.94 0.00 0.47 0.13 0.09 86.37 11:10:07 3 13.99 0.00 0.41 0.12 0.08 85.40 11:20:17 all 10.64 0.00 0.51 0.67 0.07 88.11 11:20:17 0 10.47 0.00 0.51 0.22 0.07 88.73 11:20:17 1 10.78 0.00 0.52 1.75 0.08 86.87 11:20:17 2 10.82 0.00 0.54 0.37 0.08 88.18 11:20:17 3 10.48 0.00 0.45 0.33 0.07 88.67 11:30:01 all 10.60 0.00 0.51 1.20 0.07 87.62 11:30:01 0 11.12 0.00 0.50 1.01 0.07 87.30 11:30:01 1 10.11 0.00 0.55 1.37 0.07 87.90 11:30:01 2 10.54 0.00 0.55 1.47 0.08 87.37 11:30:01 3 10.64 0.00 0.45 0.93 0.07 87.91 11:40:17 all 7.69 0.00 0.42 0.94 0.07 90.87 11:40:17 0 7.94 0.00 0.40 0.87 0.06 90.73 11:40:17 1 7.47 0.00 0.44 2.13 0.08 89.88 11:40:17 2 7.92 0.00 0.44 0.57 0.07 90.99 11:40:17 3 7.44 0.00 0.40 0.20 0.06 91.90 11:50:09 all 7.46 0.00 0.34 1.48 0.06 90.65 11:50:09 0 7.16 0.00 0.35 3.85 0.06 88.58 11:50:09 1 7.74 0.00 0.30 0.27 0.06 91.63 11:50:09 2 7.28 0.00 0.37 1.36 0.07 90.92 11:50:09 3 7.67 0.00 0.35 0.45 0.06 91.47 12:00:01 all 16.19 0.00 0.63 0.45 0.08 82.65 12:00:01 0 16.47 0.00 0.66 0.74 0.08 82.03 12:00:01 1 16.53 0.00 0.57 0.16 0.08 82.65 12:00:01 2 16.46 0.00 0.69 0.68 0.08 82.09 12:00:01 3 15.31 0.00 0.60 0.20 0.08 83.82 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.26 0.01 0.83 1.41 0.09 77.40 Average: 0 20.37 0.01 0.85 1.28 0.09 77.39 Average: 1 20.24 0.00 0.83 1.99 0.09 76.85 Average: 2 20.17 0.02 0.85 1.46 0.09 77.40 Average: 3 20.25 0.00 0.80 0.90 0.09 77.96