---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-32640 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: 5599.94 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 61G 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 682 12162 4 3144 14963 Swap: 1023 45 978 ---> 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:5f:c5:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.28/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78945sec preferred_lft 78945sec inet6 fe80::f816:3eff:fe5f:c59f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:d4:7a:48:9e:b4 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::a8d4:7aff:fe48:9eb4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-32640) 07/03/26 _x86_64_ (4 CPU) 12:41:01 LINUX RESTART (4 CPU) 12:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:06 75.23 24.17 48.16 2.91 1094.93 5485.48 2522.53 13:10:01 30.18 1.52 12.18 16.48 45.13 364.31 214121.48 13:20:01 8.25 0.68 7.20 0.37 30.75 248.80 854.24 13:30:06 18.78 0.14 17.86 0.78 5.40 791.49 1134.58 13:40:01 12.82 0.14 12.07 0.60 5.75 380.70 249.13 13:50:01 4.83 0.18 4.48 0.17 7.49 125.97 58.22 14:00:06 4.79 0.25 4.42 0.12 10.24 143.43 59.40 14:10:01 4.11 0.22 3.80 0.10 8.45 63.93 21.68 14:20:01 6.76 0.15 6.41 0.20 6.57 164.04 140.68 14:30:04 11.25 0.53 10.30 0.43 14.57 582.65 688.81 14:40:01 8.24 0.37 7.62 0.25 14.34 286.38 77.93 Average: 16.88 2.59 12.26 2.03 113.87 789.69 19836.90 12:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:06 2933564 4773480 11166032 68.20 261912 1691384 12625244 72.47 1191060 11801872 1248 13:10:01 4131616 6004508 9935772 60.68 263896 1722136 10988920 63.08 1234896 10551024 736 13:20:01 7799664 9702164 6239480 38.11 265352 1750340 7027076 40.34 1248096 6900880 624 13:30:06 10867524 12914360 3030648 18.51 270808 1887104 3847668 22.09 1300608 3776148 304 13:40:01 9316316 11417580 4526532 27.65 272460 1939884 5334272 30.62 1306272 5321944 124 13:50:01 9417268 11535448 4408856 26.93 272952 1956288 5235060 30.05 1309976 5221284 440 14:00:06 10613528 12754368 3190432 19.49 273340 1978572 4310632 24.74 1314708 4030164 356 14:10:01 7783616 9926596 6016332 36.75 273796 1980260 6832892 39.22 1317836 6844752 240 14:20:01 7690984 9857016 6085824 37.17 274288 2002784 6875916 39.47 1323264 6921388 512 14:30:04 12223340 14543756 1401404 8.56 278148 2147888 2823048 16.20 1342236 2392820 24408 14:40:01 8078656 10429452 5513968 33.68 279060 2177352 6154820 35.33 1358180 6508644 892 Average: 8259643 10350793 5592298 34.16 271456 1930363 6550504 37.60 1295194 6388265 2717 12:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:06 lo 31.30 31.30 22.04 22.04 0.00 0.00 0.00 0.00 13:00:06 ens3 2.43 2.23 0.69 1.52 0.00 0.00 0.00 0.00 13:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 48.41 48.41 20.11 20.11 0.00 0.00 0.00 0.00 13:10:01 ens3 1.48 1.26 0.33 0.27 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 12.66 12.66 7.04 7.04 0.00 0.00 0.00 0.00 13:20:01 ens3 0.61 0.40 0.14 0.09 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 13:30:06 lo 10.18 10.18 4.94 4.94 0.00 0.00 0.00 0.00 13:30:06 ens3 0.92 0.78 0.23 0.19 0.00 0.00 0.00 0.00 13:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 16.56 16.56 9.02 9.02 0.00 0.00 0.00 0.00 13:40:01 ens3 0.80 0.79 0.18 0.15 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 11.65 11.65 5.53 5.53 0.00 0.00 0.00 0.00 13:50:01 ens3 0.58 0.43 0.11 0.08 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 14:00:06 lo 22.94 22.94 7.46 7.46 0.00 0.00 0.00 0.00 14:00:06 ens3 0.50 0.33 0.13 0.09 0.00 0.00 0.00 0.00 14:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 lo 16.78 16.78 8.63 8.63 0.00 0.00 0.00 0.00 14:10:01 ens3 0.54 0.57 0.12 0.10 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 lo 16.20 16.20 9.82 9.82 0.00 0.00 0.00 0.00 14:20:01 ens3 0.65 0.59 0.13 0.10 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 14:30:04 lo 12.73 12.73 7.19 7.19 0.00 0.00 0.00 0.00 14:30:04 ens3 0.77 0.75 0.21 0.18 0.00 0.00 0.00 0.00 14:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 29.71 29.71 12.38 12.38 0.00 0.00 0.00 0.00 14:40:01 ens3 0.94 0.68 0.22 0.17 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.81 20.81 10.37 10.37 0.00 0.00 0.00 0.00 Average: ens3 0.93 0.80 0.23 0.27 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-32640) 07/03/26 _x86_64_ (4 CPU) 12:41:01 LINUX RESTART (4 CPU) 12:50:01 CPU %user %nice %system %iowait %steal %idle 13:00:06 all 65.38 0.00 2.57 0.20 0.11 31.75 13:00:06 0 65.16 0.00 2.60 0.19 0.10 31.95 13:00:06 1 65.53 0.00 2.44 0.22 0.11 31.70 13:00:06 2 65.23 0.00 2.65 0.23 0.11 31.77 13:00:06 3 65.62 0.00 2.57 0.15 0.11 31.56 13:10:01 all 27.94 0.00 1.12 0.06 0.10 70.78 13:10:01 0 27.58 0.00 1.08 0.15 0.10 71.10 13:10:01 1 28.35 0.00 1.07 0.02 0.10 70.47 13:10:01 2 28.25 0.00 1.18 0.04 0.10 70.43 13:10:01 3 27.59 0.00 1.16 0.04 0.10 71.11 13:20:01 all 16.31 0.00 0.63 0.03 0.09 82.94 13:20:01 0 16.31 0.00 0.60 0.03 0.08 82.98 13:20:01 1 16.57 0.00 0.63 0.01 0.09 82.69 13:20:01 2 17.09 0.00 0.59 0.04 0.09 82.19 13:20:01 3 15.27 0.00 0.69 0.03 0.08 83.92 13:30:06 all 25.97 0.00 0.85 0.22 0.08 72.87 13:30:06 0 26.83 0.00 0.85 0.05 0.08 72.19 13:30:06 1 25.72 0.00 0.91 0.56 0.08 72.73 13:30:06 2 26.00 0.00 0.84 0.13 0.08 72.94 13:30:06 3 25.34 0.00 0.78 0.16 0.08 73.64 13:40:01 all 21.92 0.00 0.76 0.06 0.08 77.18 13:40:01 0 20.45 0.00 0.82 0.10 0.07 78.56 13:40:01 1 22.17 0.00 0.78 0.06 0.08 76.91 13:40:01 2 22.42 0.00 0.63 0.03 0.08 76.83 13:40:01 3 22.63 0.00 0.81 0.07 0.08 76.41 13:50:01 all 6.67 0.00 0.31 0.02 0.07 92.93 13:50:01 0 6.28 0.00 0.32 0.01 0.07 93.32 13:50:01 1 6.41 0.00 0.26 0.04 0.08 93.21 13:50:01 2 6.95 0.00 0.31 0.01 0.07 92.66 13:50:01 3 7.04 0.00 0.35 0.01 0.08 92.52 14:00:06 all 6.63 0.00 0.45 0.02 0.07 92.82 14:00:06 0 6.46 0.00 0.37 0.00 0.07 93.10 14:00:06 1 6.81 0.00 0.56 0.04 0.07 92.52 14:00:06 2 6.56 0.00 0.46 0.01 0.08 92.89 14:00:06 3 6.71 0.00 0.42 0.02 0.07 92.78 14:10:01 all 6.46 0.00 0.41 0.02 0.08 93.04 14:10:01 0 6.51 0.00 0.42 0.02 0.07 92.97 14:10:01 1 6.43 0.00 0.43 0.04 0.08 93.02 14:10:01 2 6.73 0.00 0.44 0.01 0.08 92.75 14:10:01 3 6.15 0.00 0.37 0.01 0.07 93.40 14:20:01 all 9.68 0.00 0.41 0.02 0.08 89.81 14:20:01 0 9.72 0.00 0.39 0.05 0.07 89.77 14:20:01 1 9.77 0.00 0.40 0.01 0.08 89.74 14:20:01 2 9.60 0.00 0.48 0.01 0.08 89.83 14:20:01 3 9.65 0.00 0.36 0.02 0.08 89.90 14:30:04 all 15.33 0.00 0.60 0.04 0.08 83.95 14:30:04 0 14.99 0.00 0.65 0.03 0.08 84.26 14:30:04 1 15.16 0.00 0.55 0.09 0.08 84.12 14:30:04 2 15.34 0.00 0.58 0.01 0.08 83.98 14:30:04 3 15.82 0.00 0.63 0.03 0.07 83.46 14:40:01 all 13.88 0.00 0.50 0.03 0.08 85.50 14:40:01 0 14.26 0.00 0.52 0.01 0.09 85.11 14:40:01 1 13.75 0.00 0.48 0.04 0.09 85.64 14:40:01 2 13.98 0.00 0.60 0.05 0.08 85.29 14:40:01 3 13.53 0.00 0.41 0.02 0.08 85.96 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.68 0.00 0.78 0.07 0.08 79.38 Average: 0 19.53 0.00 0.79 0.06 0.08 79.55 Average: 1 19.73 0.00 0.77 0.10 0.09 79.31 Average: 2 19.86 0.00 0.80 0.05 0.08 79.20 Average: 3 19.61 0.00 0.78 0.05 0.08 79.48