---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4311 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 9.1G 69G 12% / 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 601 11927 4 3459 15044 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:66:8b:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.219/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 75500sec preferred_lft 75500sec inet6 fe80::f816:3eff:fe66:8bf5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:70:21:62:64:35 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-4g-4311) 04/18/26 _x86_64_ (4 CPU) 18:21:30 LINUX RESTART (4 CPU) 18:30:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:18 1.80 0.01 1.79 0.01 0.04 23.96 0.56 18:50:01 1.88 0.00 1.88 0.00 0.00 22.74 0.01 19:00:21 1.78 0.00 1.78 0.00 0.00 21.24 0.01 19:10:20 1.73 0.00 1.73 0.00 0.00 20.67 0.00 19:20:01 1.44 0.00 1.44 0.00 0.01 16.98 0.00 19:30:21 14.42 0.00 1.59 12.82 0.15 18.82 231249.05 19:40:21 1.46 0.00 1.46 0.00 0.00 17.27 0.00 19:50:01 1.43 0.00 1.43 0.00 0.00 17.19 0.00 20:00:21 1.45 0.00 1.45 0.00 0.00 16.99 0.00 20:10:21 1.54 0.00 1.54 0.00 0.00 17.59 0.00 20:20:01 1.54 0.00 1.54 0.00 0.00 17.90 0.00 20:30:21 1.57 0.00 1.57 0.00 0.00 17.83 0.00 20:40:21 1.60 0.00 1.60 0.00 0.00 18.11 0.00 20:50:01 1.55 0.00 1.55 0.00 0.00 17.31 0.00 21:00:13 1.59 0.00 1.59 0.00 0.00 17.90 0.00 21:10:21 1.97 0.00 1.97 0.00 0.00 22.82 0.00 21:20:01 1.61 0.00 1.61 0.00 0.00 18.26 0.00 Average: 2.40 0.00 1.62 0.78 0.01 19.04 14073.37 18:30:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:18 10513296 13680604 2280904 13.93 117796 3201936 2583568 14.83 617716 4887596 64 18:50:01 10511784 13679916 2281656 13.94 118428 3202072 2583956 14.83 618352 4888760 188 19:00:21 10510776 13679520 2282028 13.94 119028 3202076 2584212 14.83 618936 4888628 192 19:10:20 10509520 13678772 2282788 13.94 119464 3202088 2584404 14.83 619400 4889076 56 19:20:01 10508512 13678092 2283496 13.95 119768 3202092 2584536 14.84 619692 4889060 252 19:30:21 10502968 13677980 2283392 13.95 120348 3206924 2584536 14.84 625004 4889436 16 19:40:21 10502716 13678172 2283180 13.94 120640 3207064 2584664 14.84 625304 4889864 152 19:50:01 10501708 13677436 2283840 13.95 120960 3207060 2584648 14.84 625564 4889800 72 20:00:21 10499692 13675932 2285384 13.96 121340 3207140 2584648 14.84 625996 4889756 36 20:10:21 10499188 13675908 2285472 13.96 121676 3207276 2584712 14.84 626328 4890244 16 20:20:01 10498432 13675584 2285788 13.96 122064 3207288 2584760 14.84 626716 4890408 224 20:30:21 10497928 13675552 2285772 13.96 122476 3207364 2584776 14.84 627112 4890812 160 20:40:21 10496168 13674496 2286772 13.97 122876 3207632 2584776 14.84 627524 4891264 180 20:50:01 10494684 13673404 2287884 13.97 123232 3207636 2584776 14.84 627896 4891592 276 21:00:13 10494684 13673760 2287508 13.97 123572 3207644 2584904 14.84 628228 4891436 40 21:10:21 10494460 13674400 2286824 13.97 124304 3207772 2584972 14.84 628932 4891676 28 21:20:01 10493956 13674244 2287000 13.97 124648 3207788 2584972 14.84 629308 4892120 20 Average: 10501792 13676692 2284688 13.95 121331 3205815 2584578 14.84 624589 4890090 116 18:30:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:40:18 ens3 0.25 0.11 0.08 0.04 0.00 0.00 0.00 0.00 18:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:50:01 ens3 0.25 0.11 0.07 0.04 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:00:21 ens3 0.20 0.12 0.06 0.04 0.00 0.00 0.00 0.00 19:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:10:20 ens3 0.22 0.11 0.07 0.04 0.00 0.00 0.00 0.00 19:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:20:01 ens3 0.24 0.11 0.08 0.05 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:30:21 ens3 0.31 0.15 0.10 0.06 0.00 0.00 0.00 0.00 19:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:40:21 ens3 0.39 0.15 0.13 0.08 0.00 0.00 0.00 0.00 19:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:50:01 ens3 0.36 0.11 0.09 0.05 0.00 0.00 0.00 0.00 19:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:00:21 ens3 0.29 0.14 0.09 0.06 0.00 0.00 0.00 0.00 20:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:10:21 ens3 0.46 0.15 0.14 0.08 0.00 0.00 0.00 0.00 20:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:20:01 ens3 0.30 0.12 0.08 0.04 0.00 0.00 0.00 0.00 20:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:30:21 ens3 0.27 0.12 0.08 0.04 0.00 0.00 0.00 0.00 20:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:40:21 ens3 0.71 0.26 0.28 0.18 0.00 0.00 0.00 0.00 20:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:50:01 ens3 0.27 0.11 0.08 0.04 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:13 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:00:13 ens3 0.31 0.14 0.10 0.06 0.00 0.00 0.00 0.00 21:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:10:21 ens3 0.97 1.20 0.18 1.38 0.00 0.00 0.00 0.00 21:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:20:01 ens3 0.17 0.09 0.04 0.02 0.00 0.00 0.00 0.00 21:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 0.35 0.19 0.10 0.14 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-4g-4311) 04/18/26 _x86_64_ (4 CPU) 18:21:30 LINUX RESTART (4 CPU) 18:30:20 CPU %user %nice %system %iowait %steal %idle 18:40:18 all 0.50 0.00 0.11 0.01 0.07 99.31 18:40:18 0 0.21 0.00 0.05 0.01 0.04 99.69 18:40:18 1 0.87 0.00 0.14 0.02 0.08 98.89 18:40:18 2 0.69 0.00 0.17 0.00 0.10 99.04 18:40:18 3 0.21 0.00 0.09 0.01 0.06 99.62 18:50:01 all 0.33 0.00 0.12 0.01 0.07 99.47 18:50:01 0 0.10 0.00 0.07 0.00 0.06 99.76 18:50:01 1 0.76 0.00 0.13 0.00 0.07 99.03 18:50:01 2 0.29 0.00 0.20 0.02 0.10 99.40 18:50:01 3 0.18 0.00 0.08 0.01 0.06 99.67 19:00:21 all 0.30 0.00 0.12 0.01 0.07 99.51 19:00:21 0 0.13 0.00 0.10 0.01 0.06 99.71 19:00:21 1 0.71 0.00 0.12 0.02 0.07 99.09 19:00:21 2 0.17 0.00 0.13 0.00 0.08 99.61 19:00:21 3 0.18 0.00 0.13 0.00 0.07 99.61 19:10:20 all 0.31 0.00 0.12 0.01 0.07 99.49 19:10:20 0 0.15 0.00 0.15 0.00 0.08 99.62 19:10:20 1 0.09 0.00 0.05 0.03 0.04 99.79 19:10:20 2 0.83 0.00 0.16 0.00 0.09 98.93 19:10:20 3 0.15 0.00 0.13 0.01 0.07 99.64 19:20:01 all 0.14 0.00 0.12 0.01 0.07 99.67 19:20:01 0 0.08 0.00 0.05 0.00 0.04 99.83 19:20:01 1 0.11 0.00 0.09 0.01 0.06 99.72 19:20:01 2 0.22 0.00 0.21 0.00 0.11 99.45 19:20:01 3 0.14 0.00 0.11 0.02 0.07 99.66 19:30:21 all 0.21 0.00 0.12 0.03 0.07 99.58 19:30:21 0 0.03 0.00 0.03 0.00 0.02 99.92 19:30:21 1 0.11 0.00 0.13 0.08 0.06 99.62 19:30:21 2 0.60 0.00 0.21 0.02 0.11 99.06 19:30:21 3 0.12 0.00 0.10 0.00 0.07 99.71 19:40:21 all 0.14 0.00 0.11 0.01 0.07 99.67 19:40:21 0 0.03 0.00 0.03 0.01 0.02 99.90 19:40:21 1 0.11 0.00 0.10 0.00 0.06 99.74 19:40:21 2 0.21 0.00 0.17 0.01 0.09 99.52 19:40:21 3 0.21 0.00 0.16 0.00 0.10 99.53 19:50:01 all 0.23 0.00 0.12 0.01 0.07 99.58 19:50:01 0 0.10 0.00 0.07 0.02 0.05 99.76 19:50:01 1 0.33 0.00 0.10 0.00 0.06 99.51 19:50:01 2 0.23 0.00 0.22 0.00 0.09 99.45 19:50:01 3 0.24 0.00 0.10 0.01 0.06 99.59 20:00:21 all 0.18 0.00 0.11 0.01 0.07 99.64 20:00:21 0 0.10 0.00 0.09 0.00 0.06 99.74 20:00:21 1 0.09 0.00 0.07 0.02 0.05 99.77 20:00:21 2 0.45 0.00 0.24 0.00 0.12 99.19 20:00:21 3 0.07 0.00 0.04 0.00 0.04 99.86 20:10:21 all 0.18 0.00 0.11 0.01 0.07 99.63 20:10:21 0 0.15 0.00 0.14 0.01 0.08 99.63 20:10:21 1 0.10 0.00 0.08 0.01 0.05 99.76 20:10:21 2 0.37 0.00 0.14 0.01 0.09 99.39 20:10:21 3 0.12 0.00 0.09 0.00 0.06 99.73 20:20:01 all 0.35 0.00 0.12 0.01 0.07 99.46 20:20:01 0 0.09 0.00 0.07 0.02 0.05 99.77 20:20:01 1 0.12 0.00 0.11 0.00 0.07 99.70 20:20:01 2 0.43 0.00 0.12 0.00 0.08 99.37 20:20:01 3 0.74 0.00 0.17 0.00 0.09 99.00 20:20:01 CPU %user %nice %system %iowait %steal %idle 20:30:21 all 0.14 0.00 0.11 0.01 0.07 99.67 20:30:21 0 0.09 0.00 0.06 0.01 0.05 99.79 20:30:21 1 0.11 0.00 0.05 0.00 0.05 99.79 20:30:21 2 0.20 0.00 0.19 0.01 0.09 99.51 20:30:21 3 0.16 0.00 0.15 0.01 0.08 99.60 20:40:21 all 0.13 0.00 0.12 0.01 0.07 99.68 20:40:21 0 0.23 0.00 0.21 0.00 0.09 99.47 20:40:21 1 0.06 0.00 0.05 0.00 0.04 99.85 20:40:21 2 0.11 0.00 0.11 0.02 0.07 99.69 20:40:21 3 0.12 0.00 0.11 0.00 0.07 99.70 20:50:01 all 0.32 0.00 0.13 0.01 0.07 99.47 20:50:01 0 0.13 0.00 0.12 0.02 0.07 99.66 20:50:01 1 0.71 0.00 0.09 0.00 0.06 99.13 20:50:01 2 0.18 0.00 0.20 0.00 0.09 99.52 20:50:01 3 0.26 0.00 0.10 0.01 0.06 99.58 21:00:13 all 0.24 0.00 0.12 0.01 0.07 99.56 21:00:13 0 0.13 0.00 0.13 0.02 0.07 99.66 21:00:13 1 0.09 0.00 0.08 0.00 0.05 99.78 21:00:13 2 0.24 0.00 0.14 0.00 0.08 99.54 21:00:13 3 0.50 0.00 0.15 0.01 0.09 99.25 21:10:21 all 0.26 0.00 0.12 0.01 0.07 99.54 21:10:21 0 0.11 0.00 0.10 0.00 0.06 99.72 21:10:21 1 0.60 0.00 0.09 0.00 0.05 99.25 21:10:21 2 0.21 0.00 0.19 0.02 0.09 99.49 21:10:21 3 0.13 0.00 0.11 0.01 0.07 99.69 21:20:01 all 0.21 0.00 0.13 0.01 0.07 99.59 21:20:01 0 0.10 0.00 0.09 0.01 0.05 99.75 21:20:01 1 0.16 0.00 0.06 0.01 0.04 99.73 21:20:01 2 0.16 0.00 0.15 0.00 0.08 99.61 21:20:01 3 0.41 0.00 0.20 0.01 0.10 99.28 Average: all 0.24 0.00 0.12 0.01 0.07 99.56 Average: 0 0.12 0.00 0.09 0.01 0.06 99.73 Average: 1 0.30 0.00 0.09 0.01 0.06 99.54 Average: 2 0.33 0.00 0.17 0.01 0.09 99.40 Average: 3 0.23 0.00 0.12 0.01 0.07 99.57