---> uname -a: Linux prd-centos8-docker-8c-8g-312.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-7 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 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1107 26314 19 4467 30309 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: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:31:1a:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.121/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85832sec preferred_lft 85832sec inet6 fe80::f816:3eff:fe31:1a17/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:18:20:ea:fa 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::42:18ff:fe20:eafa/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 01/14/2026 _x86_64_ (8 CPU) 12:26:20 LINUX RESTART (8 CPU) 12:27:01 PM tps rtps wtps bread/s bwrtn/s 12:28:01 PM 235.85 17.43 218.43 3624.13 11362.63 12:29:01 PM 183.92 1.82 182.11 593.40 15493.57 12:30:01 PM 35.14 0.05 35.09 1.07 2677.01 12:31:01 PM 119.99 0.62 119.38 427.46 45435.52 12:32:01 PM 27.42 0.48 26.94 21.46 582.31 12:33:01 PM 26.24 0.00 26.24 0.00 786.12 12:34:01 PM 103.52 0.00 103.52 0.00 23722.11 12:35:01 PM 13.18 0.00 13.18 0.00 442.99 Average: 93.16 2.55 90.61 583.43 12562.53 12:27:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:28:01 PM 28688308 30683136 3967404 12.15 2688 2309352 2368616 7.03 186104 3306664 223028 12:29:01 PM 27448164 29707932 5207548 15.95 2688 2568416 2679736 7.95 278288 4424768 52944 12:30:01 PM 27066736 29348044 5588976 17.11 2688 2588300 2982648 8.85 284284 4796396 2760 12:31:01 PM 24917488 28330128 7738224 23.70 2688 3694660 4967016 14.74 437400 6684348 324 12:32:01 PM 25108136 28528232 7547576 23.11 2688 3702136 3599068 10.68 441920 6493976 80 12:33:01 PM 25440556 29109376 7215156 22.09 2688 3948468 3059684 9.08 599488 6002388 235200 12:34:01 PM 23247264 27401564 9408448 28.81 2688 4422308 6117908 18.15 647268 8083312 848 12:35:01 PM 23038840 27225572 9616872 29.45 2688 4455656 6282368 18.64 649476 8285472 2784 Average: 25619436 28791748 7036276 21.55 2688 3461162 4007130 11.89 440528 6009666 64746 12:27:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:28:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:28:01 PM eth0 254.38 213.93 3187.71 38.80 0.00 0.00 0.00 0.00 12:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:29:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:29:01 PM eth0 282.12 217.56 3612.83 44.63 0.00 0.00 0.00 0.00 12:29:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 PM eth0 110.96 94.09 286.41 30.28 0.00 0.00 0.00 0.00 12:30:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 PM lo 12.20 12.20 1.22 1.22 0.00 0.00 0.00 0.00 12:31:01 PM eth0 303.07 180.19 9481.45 17.99 0.00 0.00 0.00 0.00 12:31:01 PM docker0 3.85 4.78 0.56 0.56 0.00 0.00 0.00 0.00 12:31:01 PM veth310b6c4 2.23 2.90 0.36 0.34 0.00 0.00 0.00 0.00 12:32:01 PM lo 72.28 72.28 5.11 5.11 0.00 0.00 0.00 0.00 12:32:01 PM eth0 188.14 153.02 50.75 66.26 0.00 0.00 0.00 0.00 12:32:01 PM docker0 9.08 10.01 1.35 1.32 0.00 0.00 0.00 0.00 12:33:01 PM lo 21.71 21.71 1.07 1.07 0.00 0.00 0.00 0.00 12:33:01 PM eth0 232.24 218.44 729.63 1646.85 0.00 0.00 0.00 0.00 12:33:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 PM lo 216.98 216.98 34.71 34.71 0.00 0.00 0.00 0.00 12:34:01 PM eth0 401.27 128.04 2273.73 16.08 0.00 0.00 0.00 0.00 12:34:01 PM docker0 92.49 97.93 15.66 16.63 0.00 0.00 0.00 0.00 12:34:01 PM veth23a8785 83.26 88.10 15.87 13.97 0.00 0.00 0.00 0.00 12:34:01 PM veth96b1089 9.23 10.53 1.05 2.93 0.00 0.00 0.00 0.00 12:35:01 PM lo 1407.31 1407.31 243.99 243.99 0.00 0.00 0.00 0.00 12:35:01 PM eth0 155.35 106.56 41.27 47.07 0.00 0.00 0.00 0.00 12:35:01 PM docker0 613.83 631.64 119.71 116.38 0.00 0.00 0.00 0.00 12:35:01 PM veth23a8785 555.76 573.59 121.39 87.76 0.00 0.00 0.00 0.01 12:35:01 PM veth96b1089 58.06 58.08 6.71 28.62 0.00 0.00 0.00 0.00 Average: lo 216.31 216.31 35.76 35.76 0.00 0.00 0.00 0.00 Average: eth0 240.94 163.98 2457.92 238.49 0.00 0.00 0.00 0.00 Average: docker0 89.90 93.04 17.16 16.86 0.00 0.00 0.00 0.00 Average: veth23a8785 79.88 82.71 17.16 12.72 0.00 0.00 0.00 0.00 Average: veth96b1089 8.41 8.58 0.97 3.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 01/14/2026 _x86_64_ (8 CPU) 12:26:20 LINUX RESTART (8 CPU) 12:27:01 PM CPU %user %nice %system %iowait %steal %idle 12:28:01 PM all 17.85 0.00 1.29 0.71 0.06 80.09 12:28:01 PM 0 22.96 0.00 0.45 0.20 0.07 76.32 12:28:01 PM 1 36.48 0.00 2.86 1.07 0.07 59.53 12:28:01 PM 2 12.31 0.00 1.05 1.05 0.07 85.52 12:28:01 PM 3 11.11 0.00 1.00 0.47 0.05 87.37 12:28:01 PM 4 24.25 0.00 2.01 1.07 0.07 72.61 12:28:01 PM 5 14.30 0.00 0.74 0.30 0.07 84.59 12:28:01 PM 6 8.03 0.00 1.05 0.92 0.07 89.92 12:28:01 PM 7 13.34 0.00 1.17 0.62 0.03 84.84 12:29:01 PM all 39.39 0.00 1.38 0.59 0.08 58.56 12:29:01 PM 0 36.37 0.00 1.30 0.12 0.10 62.11 12:29:01 PM 1 36.85 0.00 1.62 1.25 0.08 60.19 12:29:01 PM 2 35.36 0.00 2.17 1.40 0.08 60.98 12:29:01 PM 3 45.03 0.00 1.39 0.38 0.07 53.14 12:29:01 PM 4 25.99 0.00 0.94 0.17 0.07 72.84 12:29:01 PM 5 39.74 0.00 1.47 0.52 0.08 58.19 12:29:01 PM 6 47.69 0.00 1.24 0.42 0.08 50.57 12:29:01 PM 7 48.12 0.00 0.89 0.45 0.08 50.46 12:30:01 PM all 22.39 0.00 0.53 0.11 0.05 76.92 12:30:01 PM 0 21.98 0.00 0.10 0.00 0.05 77.86 12:30:01 PM 1 65.99 0.00 1.43 0.13 0.07 32.37 12:30:01 PM 2 20.44 0.00 0.23 0.32 0.05 78.96 12:30:01 PM 3 6.18 0.00 0.93 0.07 0.05 92.77 12:30:01 PM 4 26.41 0.00 0.15 0.00 0.03 73.41 12:30:01 PM 5 13.64 0.00 0.48 0.02 0.05 85.80 12:30:01 PM 6 10.26 0.00 0.48 0.37 0.03 88.85 12:30:01 PM 7 14.12 0.00 0.42 0.00 0.05 85.41 12:31:01 PM all 23.81 0.00 3.72 0.95 0.08 71.44 12:31:01 PM 0 18.42 0.00 3.08 0.77 0.08 77.65 12:31:01 PM 1 20.92 0.00 3.33 2.22 0.08 73.44 12:31:01 PM 2 25.57 0.00 3.55 1.73 0.08 69.06 12:31:01 PM 3 19.00 0.00 3.40 1.63 0.08 75.88 12:31:01 PM 4 24.33 0.00 4.10 0.10 0.08 71.39 12:31:01 PM 5 25.27 0.00 3.59 0.03 0.08 71.02 12:31:01 PM 6 31.07 0.00 3.59 0.74 0.08 64.52 12:31:01 PM 7 25.94 0.00 5.14 0.32 0.08 68.52 12:32:01 PM all 16.63 0.00 2.32 0.05 0.08 80.92 12:32:01 PM 0 15.12 0.00 2.19 0.02 0.07 82.61 12:32:01 PM 1 15.52 0.00 3.22 0.07 0.10 81.10 12:32:01 PM 2 13.33 0.00 2.16 0.10 0.08 84.33 12:32:01 PM 3 19.26 0.00 2.04 0.05 0.08 78.57 12:32:01 PM 4 18.15 0.00 2.08 0.03 0.07 79.68 12:32:01 PM 5 16.17 0.00 1.96 0.03 0.07 81.77 12:32:01 PM 6 17.08 0.00 2.30 0.03 0.08 80.50 12:32:01 PM 7 18.45 0.00 2.65 0.05 0.07 78.79 12:33:01 PM all 31.77 0.00 1.29 0.04 0.07 66.83 12:33:01 PM 0 27.88 0.00 1.02 0.00 0.08 71.01 12:33:01 PM 1 44.10 0.00 1.59 0.03 0.08 54.19 12:33:01 PM 2 43.50 0.00 1.15 0.02 0.07 55.26 12:33:01 PM 3 35.50 0.00 2.29 0.10 0.08 62.03 12:33:01 PM 4 23.61 0.00 1.49 0.07 0.08 74.75 12:33:01 PM 5 30.24 0.00 0.80 0.03 0.07 68.85 12:33:01 PM 6 22.21 0.00 0.62 0.00 0.05 77.12 12:33:01 PM 7 27.10 0.00 1.34 0.08 0.07 71.41 12:34:01 PM all 30.04 0.00 2.08 0.39 0.08 67.41 12:34:01 PM 0 32.07 0.00 1.45 0.02 0.08 66.39 12:34:01 PM 1 32.56 0.00 2.57 0.89 0.08 63.90 12:34:01 PM 2 30.27 0.00 2.40 1.14 0.08 66.10 12:34:01 PM 3 16.45 0.00 1.83 0.32 0.07 81.33 12:34:01 PM 4 21.25 0.00 1.58 0.18 0.07 76.92 12:34:01 PM 5 39.78 0.00 2.03 0.20 0.08 57.91 12:34:01 PM 6 46.04 0.00 2.49 0.12 0.07 51.29 12:34:01 PM 7 21.92 0.00 2.30 0.27 0.07 75.44 12:35:01 PM all 23.47 0.00 2.21 0.02 0.10 74.20 12:35:01 PM 0 16.03 0.00 2.10 0.10 0.12 81.65 12:35:01 PM 1 17.57 0.00 2.32 0.02 0.10 79.99 12:35:01 PM 2 30.67 0.00 1.95 0.00 0.08 67.30 12:35:01 PM 3 14.66 0.00 2.39 0.03 0.10 82.82 12:35:01 PM 4 30.58 0.00 2.73 0.00 0.10 66.59 12:35:01 PM 5 23.74 0.00 1.81 0.02 0.08 74.34 12:35:01 PM 6 27.65 0.00 2.08 0.00 0.10 70.16 12:35:01 PM 7 26.84 0.00 2.28 0.02 0.08 70.78 Average: all 25.67 0.00 1.85 0.36 0.07 72.05 Average: 0 23.86 0.00 1.46 0.15 0.08 74.45 Average: 1 33.78 0.00 2.37 0.71 0.08 63.06 Average: 2 26.43 0.00 1.83 0.72 0.08 70.94 Average: 3 20.90 0.00 1.91 0.38 0.07 76.73 Average: 4 24.32 0.00 1.88 0.20 0.07 73.53 Average: 5 25.35 0.00 1.61 0.14 0.07 72.82 Average: 6 26.24 0.00 1.73 0.32 0.07 71.63 Average: 7 24.48 0.00 2.02 0.23 0.07 73.21