---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-24024 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: 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 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 698 12557 3 2733 14948 Swap: 1023 29 994 ---> 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:a3:07:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.12/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78641sec preferred_lft 78641sec inet6 fe80::f816:3eff:fea3:76f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:42:24:e1:48:a9 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::e842:24ff:fee1:48a9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-24024) 06/05/26 _x86_64_ (4 CPU) 11:17:11 LINUX RESTART (4 CPU) 11:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:04 155.10 8.36 141.45 5.28 791.31 37590.54 24094.52 11:40:01 50.60 19.24 29.88 1.48 991.65 1852.13 1235.35 11:50:04 17.09 3.98 12.43 0.68 88.12 352.04 1004.53 12:00:04 11.52 4.21 6.96 0.36 68.13 224.04 1120.95 12:10:01 12.63 0.67 11.47 0.49 22.03 577.06 685.18 12:20:02 13.02 0.93 11.63 0.46 23.47 351.75 186.93 12:30:04 8.97 0.63 7.97 0.38 20.75 260.04 223.02 12:40:01 4.99 0.02 4.78 0.19 0.76 133.02 75.73 12:50:02 5.14 0.03 4.94 0.17 2.15 151.42 96.45 13:00:02 6.42 0.00 6.25 0.17 0.31 170.65 79.27 13:10:01 9.53 0.23 8.91 0.39 10.66 584.93 132.31 13:20:04 5.18 0.05 5.00 0.14 1.22 159.62 472.44 Average: 25.07 3.19 21.02 0.85 168.33 3550.86 2461.64 11:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:04 448304 7620560 8299412 50.69 261128 6703948 10533320 60.46 2249564 12900392 2632 11:40:01 7791472 9181372 6760832 41.29 242364 1308316 7628476 43.79 842276 7349728 3436 11:50:04 9675136 11118964 4823780 29.46 244464 1359764 5583768 32.05 932456 5379248 392 12:00:04 8219752 9682412 6263220 38.25 245656 1377440 7087392 40.68 952140 6823168 268 12:10:01 9850184 11425132 4521684 27.62 250176 1480020 5356520 30.75 1005932 5138768 52 12:20:02 12721236 14357140 1591484 9.72 251776 1539336 2943524 16.90 1018812 2270156 12568 12:30:04 9633876 11299284 4647352 28.38 252740 1567828 5315304 30.51 1027104 5329864 348 12:40:01 9797884 11480920 4465712 27.27 253244 1584932 5237560 30.06 1028608 5171300 392 12:50:02 8143268 9849160 6096780 37.24 253768 1607244 6911996 39.67 1031632 6818028 696 13:00:02 8053076 9781184 6164816 37.65 254376 1628816 6912268 39.68 1035316 6902684 336 13:10:01 9409160 11275612 4671100 28.53 258740 1756620 5428728 31.16 1045664 5528108 76 13:20:04 9275416 11168156 4778572 29.19 259408 1782160 5391628 30.95 1054096 5653244 324 Average: 8584897 10686658 5257062 32.11 252320 1974702 6194207 35.55 1101967 6272057 1793 11:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:04 lo 4.47 4.47 5.06 5.06 0.00 0.00 0.00 0.00 11:30:04 ens3 119.04 91.17 1636.88 9.61 0.00 0.00 0.00 0.00 11:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 32.74 32.74 20.25 20.25 0.00 0.00 0.00 0.00 11:40:01 ens3 2.01 1.48 0.49 0.39 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:04 lo 45.29 45.29 18.99 18.99 0.00 0.00 0.00 0.00 11:50:04 ens3 1.61 1.18 0.30 0.24 0.00 0.00 0.00 0.00 11:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:04 lo 9.84 9.84 6.14 6.14 0.00 0.00 0.00 0.00 12:00:04 ens3 1.71 1.60 0.28 1.61 0.00 0.00 0.00 0.00 12:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 8.07 8.07 3.66 3.66 0.00 0.00 0.00 0.00 12:10:01 ens3 1.40 0.73 0.44 0.31 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:02 lo 6.79 6.79 3.43 3.43 0.00 0.00 0.00 0.00 12:20:02 ens3 1.78 0.71 0.58 0.39 0.00 0.00 0.00 0.00 12:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:04 lo 19.74 19.74 10.35 10.35 0.00 0.00 0.00 0.00 12:30:04 ens3 2.19 0.88 0.62 0.40 0.00 0.00 0.00 0.00 12:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 16.63 16.63 6.25 6.25 0.00 0.00 0.00 0.00 12:40:01 ens3 1.94 0.53 0.39 0.19 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:02 lo 26.48 26.48 11.50 11.50 0.00 0.00 0.00 0.00 12:50:02 ens3 1.05 0.51 0.23 0.16 0.00 0.00 0.00 0.00 12:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:02 lo 16.23 16.23 9.89 9.89 0.00 0.00 0.00 0.00 13:00:02 ens3 0.95 0.60 0.23 0.17 0.00 0.00 0.00 0.00 13:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 14.81 14.81 8.19 8.19 0.00 0.00 0.00 0.00 13:10:01 ens3 1.03 0.78 0.29 0.24 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 13:20:04 lo 16.77 16.77 6.87 6.87 0.00 0.00 0.00 0.00 13:20:04 ens3 0.79 0.49 0.14 0.10 0.00 0.00 0.00 0.00 13:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.16 18.16 9.21 9.21 0.00 0.00 0.00 0.00 Average: ens3 11.35 8.43 137.52 1.15 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-24024) 06/05/26 _x86_64_ (4 CPU) 11:17:11 LINUX RESTART (4 CPU) 11:20:01 CPU %user %nice %system %iowait %steal %idle 11:30:04 all 51.32 0.00 2.63 4.58 0.12 41.35 11:30:04 0 55.98 0.00 2.87 4.98 0.11 36.06 11:30:04 1 49.32 0.00 2.61 5.16 0.14 42.77 11:30:04 2 49.38 0.00 2.70 3.44 0.10 44.39 11:30:04 3 50.59 0.00 2.35 4.74 0.12 42.20 11:40:01 all 50.09 0.00 1.95 0.24 0.13 47.58 11:40:01 0 50.24 0.00 1.87 0.10 0.13 47.66 11:40:01 1 50.62 0.00 2.03 0.16 0.13 47.06 11:40:01 2 49.70 0.00 2.01 0.46 0.13 47.70 11:40:01 3 49.81 0.00 1.90 0.25 0.13 47.91 11:50:04 all 30.00 0.00 1.17 0.08 0.10 68.65 11:50:04 0 29.97 0.00 1.18 0.04 0.10 68.70 11:50:04 1 30.07 0.00 1.16 0.07 0.10 68.60 11:50:04 2 29.75 0.00 1.13 0.05 0.11 68.95 11:50:04 3 30.21 0.00 1.21 0.15 0.09 68.34 12:00:04 all 16.67 0.00 0.63 0.07 0.08 82.56 12:00:04 0 16.42 0.00 0.69 0.03 0.08 82.78 12:00:04 1 16.25 0.00 0.59 0.08 0.08 83.00 12:00:04 2 17.54 0.00 0.68 0.10 0.08 81.60 12:00:04 3 16.48 0.00 0.55 0.05 0.07 82.84 12:10:01 all 15.90 0.00 0.62 0.06 0.08 83.33 12:10:01 0 15.30 0.00 0.58 0.07 0.08 83.98 12:10:01 1 16.58 0.00 0.69 0.05 0.09 82.60 12:10:01 2 15.50 0.00 0.62 0.03 0.07 83.77 12:10:01 3 16.24 0.00 0.61 0.09 0.08 82.98 12:20:02 all 17.31 0.00 0.67 0.62 0.07 81.33 12:20:02 0 16.64 0.00 0.52 0.27 0.07 82.50 12:20:02 1 17.81 0.00 0.76 1.62 0.07 79.73 12:20:02 2 16.88 0.00 0.71 0.30 0.08 82.03 12:20:02 3 17.90 0.00 0.69 0.27 0.07 81.07 12:30:04 all 16.78 0.00 0.58 0.19 0.07 82.38 12:30:04 0 16.68 0.00 0.52 0.04 0.07 82.68 12:30:04 1 16.71 0.00 0.60 0.31 0.08 82.30 12:30:04 2 16.90 0.00 0.58 0.37 0.08 82.06 12:30:04 3 16.82 0.00 0.60 0.04 0.07 82.47 12:40:01 all 7.97 0.00 0.39 0.08 0.06 91.50 12:40:01 0 8.03 0.00 0.38 0.04 0.06 91.50 12:40:01 1 8.10 0.00 0.40 0.02 0.07 91.41 12:40:01 2 8.21 0.00 0.34 0.00 0.07 91.38 12:40:01 3 7.54 0.00 0.46 0.26 0.05 91.69 12:50:02 all 11.08 0.00 0.50 0.05 0.07 88.32 12:50:02 0 10.91 0.00 0.47 0.06 0.07 88.49 12:50:02 1 11.38 0.00 0.57 0.03 0.08 87.95 12:50:02 2 11.21 0.00 0.52 0.04 0.06 88.17 12:50:02 3 10.80 0.00 0.43 0.06 0.06 88.65 13:00:02 all 10.27 0.00 0.44 0.07 0.08 89.14 13:00:02 0 9.93 0.00 0.41 0.08 0.07 89.51 13:00:02 1 10.37 0.00 0.52 0.11 0.07 88.93 13:00:02 2 10.51 0.00 0.46 0.03 0.11 88.90 13:00:02 3 10.29 0.00 0.38 0.04 0.07 89.22 13:10:01 all 13.90 0.00 0.62 0.06 0.07 85.35 13:10:01 0 13.56 0.00 0.63 0.07 0.07 85.68 13:10:01 1 13.85 0.00 0.63 0.11 0.08 85.34 13:10:01 2 13.64 0.00 0.58 0.05 0.07 85.66 13:10:01 3 14.57 0.00 0.64 0.02 0.07 84.71 13:10:01 CPU %user %nice %system %iowait %steal %idle 13:20:04 all 8.37 0.00 0.46 0.02 0.07 91.08 13:20:04 0 7.91 0.00 0.42 0.02 0.07 91.58 13:20:04 1 8.66 0.00 0.51 0.02 0.08 90.74 13:20:04 2 8.66 0.00 0.54 0.01 0.07 90.71 13:20:04 3 8.24 0.00 0.37 0.01 0.07 91.30 Average: all 20.80 0.00 0.89 0.51 0.08 77.72 Average: 0 20.96 0.00 0.88 0.49 0.08 77.59 Average: 1 20.80 0.00 0.92 0.65 0.09 77.54 Average: 2 20.65 0.00 0.91 0.41 0.09 77.95 Average: 3 20.79 0.00 0.85 0.50 0.08 77.78