---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2048 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 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 629 11977 4 3381 15016 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:74:cd:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.98/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 75500sec preferred_lft 75500sec inet6 fe80::f816:3eff:fe74:cd94/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:6a:f3:a0:f9:b0 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-2048) 04/11/26 _x86_64_ (4 CPU) 18:21:29 LINUX RESTART (4 CPU) 18:30:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:19 3.17 0.01 2.87 0.30 0.04 112.07 2811.07 18:50:01 15.13 0.01 1.45 13.67 0.16 16.93 246365.71 19:00:19 1.44 0.00 1.44 0.00 0.00 16.78 0.01 19:10:19 1.48 0.00 1.48 0.00 0.00 17.21 0.00 19:20:01 2.07 0.00 2.07 0.00 0.01 23.89 0.01 19:30:19 2.36 0.00 2.36 0.00 0.00 27.10 0.00 19:40:17 2.35 0.00 2.35 0.00 0.00 26.77 0.00 19:50:01 2.30 0.00 2.30 0.00 0.00 26.41 0.00 20:00:19 2.28 0.00 2.28 0.00 0.00 26.12 0.00 20:10:19 1.57 0.00 1.57 0.00 0.00 18.21 0.00 20:20:01 1.44 0.00 1.44 0.00 0.00 16.93 0.00 20:30:17 1.93 0.00 1.93 0.00 0.00 21.78 0.00 20:40:00 2.33 0.00 2.32 0.00 0.14 26.54 0.00 20:50:01 1.64 0.00 1.64 0.00 0.00 18.47 0.00 21:00:19 1.57 0.00 1.57 0.00 0.00 17.77 0.00 21:10:19 1.41 0.00 1.41 0.00 0.00 16.15 0.00 21:20:01 2.09 0.00 2.09 0.00 0.00 23.47 0.00 Average: 2.72 0.00 1.92 0.80 0.02 26.63 14243.29 18:30:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:19 10557352 13650012 2312160 14.12 116232 3129560 2604016 14.95 589144 4877060 72 18:50:01 10551304 13649448 2312788 14.13 116884 3134332 2604080 14.95 594540 4877504 256 19:00:19 10549792 13648576 2313504 14.13 117340 3134460 2604144 14.95 595004 4877456 28 19:10:19 10548280 13647544 2314608 14.14 117784 3134468 2604256 14.95 595444 4877328 24 19:20:01 10546012 13646148 2316020 14.15 118464 3134612 2604448 14.95 596140 4878012 192 19:30:19 10544752 13645752 2316400 14.15 119280 3134628 2604448 14.95 596928 4877772 24 19:40:17 10544752 13646728 2315308 14.14 120096 3134760 2604576 14.95 597752 4878628 20 19:50:01 10542512 13645372 2316600 14.15 120944 3134764 2598248 14.91 598600 4872304 216 20:00:19 10540748 13644476 2317604 14.15 121804 3134776 2598248 14.91 599468 4872336 16 20:10:19 10539488 13643648 2318488 14.16 122220 3134788 2614744 15.01 599876 4872628 36 20:20:01 10538984 13643548 2318492 14.16 122588 3134796 2614760 15.01 600260 4873120 256 20:30:17 10538228 13643584 2318424 14.16 123168 3135000 2614696 15.01 600844 4872752 148 20:40:00 10537232 13643636 2318476 14.16 124016 3135180 2614696 15.01 601680 4872968 28 20:50:01 10536224 13643148 2318972 14.16 124524 3135184 2614760 15.01 602180 4873020 48 21:00:19 10534460 13641964 2320176 14.17 124920 3135324 2614760 15.01 602596 4873260 52 21:10:19 10533704 13641592 2320536 14.17 125292 3135332 2614760 15.01 602956 4873224 240 21:20:01 10531944 13640720 2321376 14.18 125996 3135468 2614760 15.01 603676 4873840 208 Average: 10542104 13645053 2317055 14.15 121268 3134555 2608494 14.97 598652 4874895 110 18:30:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:19 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 18:40:19 ens3 0.35 0.18 0.09 0.05 0.00 0.00 0.00 0.00 18:40:19 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 0.36 0.12 0.11 0.06 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 19:00:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:00:19 ens3 0.25 0.11 0.07 0.04 0.00 0.00 0.00 0.00 19:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:10:19 ens3 0.29 0.11 0.08 0.04 0.00 0.00 0.00 0.00 19:10:19 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 0.28 0.12 0.07 0.04 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 19:30:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:30:19 ens3 0.32 0.12 0.10 0.06 0.00 0.00 0.00 0.00 19:30:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:40:17 ens3 0.42 0.16 0.13 0.08 0.00 0.00 0.00 0.00 19:40:17 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 0.39 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 20:00:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:00:19 ens3 0.32 0.13 0.10 0.06 0.00 0.00 0.00 0.00 20:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:10:19 ens3 0.48 0.13 0.12 0.06 0.00 0.00 0.00 0.00 20:10:19 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 0.37 0.14 0.11 0.07 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 20:30:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:30:17 ens3 0.28 0.12 0.08 0.04 0.00 0.00 0.00 0.00 20:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:40:00 ens3 0.36 0.14 0.11 0.06 0.00 0.00 0.00 0.00 20:40:00 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 0.26 0.11 0.07 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 21:00:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:00:19 ens3 0.31 0.14 0.10 0.06 0.00 0.00 0.00 0.00 21:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:10:19 ens3 0.19 0.08 0.04 0.02 0.00 0.00 0.00 0.00 21:10:19 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 0.18 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 0.32 0.12 0.09 0.05 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-2048) 04/11/26 _x86_64_ (4 CPU) 18:21:29 LINUX RESTART (4 CPU) 18:30:19 CPU %user %nice %system %iowait %steal %idle 18:40:19 all 0.57 0.00 0.07 1.87 0.06 97.42 18:40:19 0 0.84 0.00 0.07 5.14 0.05 93.90 18:40:19 1 0.34 0.00 0.06 0.82 0.05 98.73 18:40:19 2 0.86 0.00 0.10 1.02 0.07 97.95 18:40:19 3 0.26 0.00 0.06 0.51 0.05 99.12 18:50:01 all 0.23 0.00 0.06 0.03 0.06 99.62 18:50:01 0 0.06 0.00 0.08 0.10 0.04 99.73 18:50:01 1 0.66 0.00 0.08 0.01 0.07 99.19 18:50:01 2 0.10 0.00 0.06 0.01 0.05 99.79 18:50:01 3 0.09 0.00 0.04 0.03 0.07 99.77 19:00:19 all 0.14 0.00 0.06 0.01 0.06 99.73 19:00:19 0 0.03 0.00 0.04 0.02 0.04 99.86 19:00:19 1 0.35 0.00 0.08 0.00 0.09 99.47 19:00:19 2 0.07 0.00 0.07 0.00 0.05 99.81 19:00:19 3 0.09 0.00 0.05 0.01 0.04 99.80 19:10:19 all 0.12 0.00 0.06 0.03 0.05 99.74 19:10:19 0 0.07 0.00 0.05 0.09 0.05 99.74 19:10:19 1 0.10 0.00 0.07 0.00 0.05 99.78 19:10:19 2 0.22 0.00 0.05 0.02 0.05 99.67 19:10:19 3 0.09 0.00 0.06 0.01 0.06 99.78 19:20:01 all 0.20 0.00 0.06 0.01 0.06 99.67 19:20:01 0 0.05 0.00 0.06 0.02 0.05 99.82 19:20:01 1 0.40 0.00 0.06 0.00 0.07 99.47 19:20:01 2 0.22 0.00 0.05 0.00 0.05 99.67 19:20:01 3 0.15 0.00 0.07 0.01 0.06 99.71 19:30:19 all 0.29 0.00 0.06 0.02 0.05 99.57 19:30:19 0 0.84 0.00 0.04 0.04 0.05 99.03 19:30:19 1 0.12 0.00 0.06 0.04 0.05 99.73 19:30:19 2 0.08 0.00 0.06 0.00 0.04 99.82 19:30:19 3 0.12 0.00 0.09 0.01 0.07 99.71 19:40:17 all 0.20 0.00 0.06 0.01 0.06 99.67 19:40:17 0 0.08 0.00 0.05 0.03 0.06 99.78 19:40:17 1 0.04 0.00 0.04 0.00 0.03 99.89 19:40:17 2 0.08 0.00 0.07 0.01 0.08 99.76 19:40:17 3 0.60 0.00 0.06 0.00 0.09 99.25 19:50:01 all 0.14 0.00 0.06 0.01 0.06 99.72 19:50:01 0 0.05 0.00 0.04 0.00 0.06 99.84 19:50:01 1 0.03 0.00 0.04 0.01 0.03 99.88 19:50:01 2 0.12 0.00 0.09 0.02 0.08 99.69 19:50:01 3 0.36 0.00 0.09 0.01 0.08 99.46 20:00:19 all 0.12 0.00 0.06 0.01 0.06 99.76 20:00:19 0 0.07 0.00 0.06 0.01 0.04 99.83 20:00:19 1 0.13 0.00 0.04 0.01 0.06 99.76 20:00:19 2 0.05 0.00 0.06 0.02 0.05 99.81 20:00:19 3 0.21 0.00 0.07 0.01 0.08 99.63 20:10:19 all 0.15 0.00 0.06 0.28 0.04 99.46 20:10:19 0 0.04 0.00 0.04 0.93 0.05 98.94 20:10:19 1 0.09 0.00 0.07 0.03 0.05 99.76 20:10:19 2 0.09 0.00 0.07 0.01 0.04 99.80 20:10:19 3 0.40 0.00 0.07 0.15 0.05 99.34 20:20:01 all 0.12 0.00 0.06 0.07 0.03 99.72 20:20:01 0 0.04 0.00 0.04 0.12 0.01 99.78 20:20:01 1 0.25 0.00 0.08 0.02 0.03 99.61 20:20:01 2 0.10 0.00 0.06 0.03 0.03 99.78 20:20:01 3 0.09 0.00 0.06 0.11 0.03 99.71 20:20:01 CPU %user %nice %system %iowait %steal %idle 20:30:17 all 0.35 0.00 0.07 0.02 0.03 99.54 20:30:17 0 0.07 0.00 0.04 0.00 0.02 99.87 20:30:17 1 0.40 0.00 0.07 0.01 0.03 99.49 20:30:17 2 0.85 0.00 0.08 0.00 0.04 99.02 20:30:17 3 0.10 0.00 0.07 0.06 0.03 99.76 20:40:00 all 0.21 0.00 0.07 0.01 0.03 99.68 20:40:00 0 0.13 0.00 0.05 0.00 0.02 99.80 20:40:00 1 0.10 0.00 0.07 0.01 0.02 99.80 20:40:00 2 0.52 0.00 0.11 0.00 0.04 99.32 20:40:00 3 0.09 0.00 0.04 0.04 0.03 99.81 20:50:01 all 0.18 0.00 0.06 0.01 0.04 99.71 20:50:01 0 0.10 0.00 0.05 0.01 0.03 99.81 20:50:01 1 0.11 0.00 0.06 0.00 0.04 99.79 20:50:01 2 0.24 0.00 0.07 0.00 0.04 99.65 20:50:01 3 0.29 0.00 0.08 0.02 0.04 99.58 21:00:19 all 0.30 0.00 0.06 0.01 0.04 99.59 21:00:19 0 0.88 0.00 0.04 0.02 0.02 99.04 21:00:19 1 0.12 0.00 0.09 0.01 0.04 99.74 21:00:19 2 0.12 0.00 0.08 0.00 0.05 99.76 21:00:19 3 0.07 0.00 0.04 0.01 0.04 99.84 21:10:19 all 0.12 0.00 0.06 0.01 0.04 99.77 21:10:19 0 0.22 0.00 0.05 0.00 0.06 99.66 21:10:19 1 0.08 0.00 0.06 0.01 0.04 99.81 21:10:19 2 0.13 0.00 0.06 0.00 0.03 99.78 21:10:19 3 0.08 0.00 0.06 0.00 0.03 99.83 21:20:01 all 0.12 0.00 0.06 0.01 0.04 99.77 21:20:01 0 0.08 0.00 0.07 0.00 0.04 99.81 21:20:01 1 0.09 0.00 0.06 0.02 0.04 99.78 21:20:01 2 0.06 0.00 0.04 0.00 0.03 99.87 21:20:01 3 0.24 0.00 0.07 0.01 0.06 99.62 Average: all 0.21 0.00 0.06 0.14 0.05 99.54 Average: 0 0.22 0.00 0.05 0.39 0.04 99.30 Average: 1 0.20 0.00 0.06 0.06 0.05 99.63 Average: 2 0.23 0.00 0.07 0.07 0.05 99.58 Average: 3 0.19 0.00 0.06 0.06 0.05 99.63