---> uname -a: Linux prd-centos8-docker-8c-8g-3787.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: 2799.998 BogoMIPS: 5599.99 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 1064 26278 19 4546 30359 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:12:cf:4c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.203/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85959sec preferred_lft 85959sec inet6 fe80::f816:3eff:fe12:cf4c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b3:82:15:4c 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:b3ff:fe82:154c/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) 04/20/2026 _x86_64_ (8 CPU) 14:29:10 LINUX RESTART (8 CPU) 02:30:01 PM tps rtps wtps bread/s bwrtn/s 02:31:01 PM 258.46 16.49 241.97 3184.67 14300.12 02:32:01 PM 71.15 2.55 68.61 1016.23 10512.61 02:33:01 PM 197.17 14.04 183.13 1143.69 30453.86 02:34:01 PM 118.46 2.50 115.96 4523.25 19069.71 02:35:01 PM 24.49 0.07 24.43 50.12 1765.39 02:36:01 PM 24.98 1.58 23.40 1608.67 6396.82 Average: 115.79 6.21 109.59 1921.04 13750.36 02:30:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 PM 28196872 30380284 4458840 13.65 2688 2497596 2240796 6.65 170880 3807740 288588 02:32:01 PM 27207928 29480760 5447784 16.68 2688 2585176 3097408 9.19 251600 4706492 56304 02:33:01 PM 26417420 29603416 6238292 19.10 2688 3481608 2915516 8.65 506236 5182332 79208 02:34:01 PM 25918072 29740060 6737640 20.63 2688 4114116 2620000 7.77 654728 5519016 36204 02:35:01 PM 25472756 29303980 7182956 22.00 2688 4122744 2983720 8.85 662172 5956220 124 02:36:01 PM 26873012 31040068 5782700 17.71 2688 4456884 1588836 4.71 868820 4349916 111752 Average: 26681010 29924761 5974702 18.30 2688 3543021 2574379 7.64 519073 4920286 95363 02:30:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:31:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 PM eth0 511.23 378.86 5657.22 51.18 0.00 0.00 0.00 0.00 02:31:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 PM eth0 166.24 142.84 958.80 31.43 0.00 0.00 0.00 0.00 02:32:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 PM lo 12.94 12.94 1.36 1.36 0.00 0.00 0.00 0.00 02:33:01 PM eth0 1197.12 295.04 6478.10 37.01 0.00 0.00 0.00 0.00 02:33:01 PM docker0 4.78 5.95 0.65 0.69 0.00 0.00 0.00 0.00 02:34:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:34:01 PM eth0 163.19 141.08 1887.83 27.54 0.00 0.00 0.00 0.00 02:34:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:35:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:35:01 PM eth0 213.15 185.60 198.34 57.39 0.00 0.00 0.00 0.00 02:35:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:36:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:36:01 PM eth0 199.32 157.57 3046.82 37.12 0.00 0.00 0.00 0.00 02:36:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.16 2.16 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 408.41 216.84 3038.04 40.28 0.00 0.00 0.00 0.00 Average: docker0 0.80 0.99 0.11 0.12 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) 04/20/2026 _x86_64_ (8 CPU) 14:29:10 LINUX RESTART (8 CPU) 02:30:01 PM CPU %user %nice %system %iowait %steal %idle 02:31:01 PM all 15.49 0.00 1.32 0.81 0.08 82.30 02:31:01 PM 0 20.44 0.00 2.29 1.02 0.07 76.18 02:31:01 PM 1 13.33 0.00 1.47 1.37 0.10 83.72 02:31:01 PM 2 30.93 0.00 2.21 1.67 0.10 65.09 02:31:01 PM 3 9.68 0.00 0.85 0.44 0.08 88.95 02:31:01 PM 4 10.67 0.00 0.84 0.75 0.07 87.68 02:31:01 PM 5 10.79 0.00 0.94 0.65 0.07 87.55 02:31:01 PM 6 15.46 0.00 1.34 0.47 0.08 82.65 02:31:01 PM 7 12.62 0.00 0.65 0.08 0.05 86.60 02:32:01 PM all 28.42 0.00 0.76 0.24 0.07 70.51 02:32:01 PM 0 32.52 0.00 0.63 0.27 0.08 66.50 02:32:01 PM 1 18.58 0.00 0.77 0.08 0.07 80.50 02:32:01 PM 2 63.42 0.00 1.82 0.25 0.10 34.41 02:32:01 PM 3 24.45 0.00 0.70 0.95 0.08 73.82 02:32:01 PM 4 4.43 0.00 0.50 0.25 0.05 94.77 02:32:01 PM 5 47.74 0.00 0.27 0.00 0.07 51.93 02:32:01 PM 6 28.72 0.00 0.53 0.08 0.05 70.62 02:32:01 PM 7 7.39 0.00 0.87 0.00 0.07 91.68 02:33:01 PM all 22.13 0.33 3.20 0.73 0.10 73.50 02:33:01 PM 0 27.19 0.02 3.65 1.26 0.10 67.79 02:33:01 PM 1 22.15 0.13 3.76 1.23 0.12 72.60 02:33:01 PM 2 25.60 0.07 3.47 0.37 0.10 70.39 02:33:01 PM 3 23.03 0.00 3.46 0.19 0.10 73.23 02:33:01 PM 4 18.69 0.00 3.24 0.72 0.10 77.25 02:33:01 PM 5 20.20 0.03 2.48 0.99 0.08 76.21 02:33:01 PM 6 20.61 0.03 2.81 0.61 0.08 75.85 02:33:01 PM 7 19.59 2.38 2.75 0.46 0.10 74.72 02:34:01 PM all 12.79 0.04 0.88 0.34 0.04 85.92 02:34:01 PM 0 6.85 0.00 1.04 0.25 0.05 91.81 02:34:01 PM 1 25.41 0.28 0.84 0.84 0.03 72.60 02:34:01 PM 2 3.41 0.00 0.94 0.12 0.05 95.48 02:34:01 PM 3 32.96 0.00 0.98 0.07 0.05 65.94 02:34:01 PM 4 3.70 0.00 0.90 1.20 0.03 94.16 02:34:01 PM 5 16.80 0.00 0.77 0.10 0.05 82.28 02:34:01 PM 6 8.94 0.00 0.65 0.10 0.02 90.29 02:34:01 PM 7 4.18 0.00 0.90 0.02 0.03 94.86 02:35:01 PM all 11.38 0.00 0.58 0.07 0.03 87.94 02:35:01 PM 0 9.74 0.00 0.17 0.02 0.05 90.02 02:35:01 PM 1 24.61 0.00 1.10 0.07 0.05 74.17 02:35:01 PM 2 7.26 0.00 0.15 0.00 0.03 92.56 02:35:01 PM 3 12.12 0.00 0.28 0.00 0.02 87.58 02:35:01 PM 4 21.50 0.00 0.40 0.15 0.03 77.91 02:35:01 PM 5 11.00 0.00 1.20 0.23 0.03 87.53 02:35:01 PM 6 2.30 0.00 0.77 0.07 0.03 96.83 02:35:01 PM 7 2.49 0.00 0.57 0.00 0.02 96.92 02:36:01 PM all 19.08 0.00 0.88 0.10 0.06 79.88 02:36:01 PM 0 25.91 0.00 0.80 0.03 0.07 73.19 02:36:01 PM 1 16.75 0.00 0.67 0.12 0.07 82.40 02:36:01 PM 2 21.51 0.00 0.72 0.20 0.05 77.52 02:36:01 PM 3 13.69 0.00 0.53 0.07 0.07 85.64 02:36:01 PM 4 34.54 0.00 1.20 0.10 0.07 64.09 02:36:01 PM 5 20.14 0.00 0.99 0.12 0.05 78.71 02:36:01 PM 6 12.77 0.00 1.22 0.02 0.07 85.93 02:36:01 PM 7 7.32 0.00 0.87 0.15 0.05 91.61 Average: all 18.21 0.06 1.27 0.38 0.06 80.02 Average: 0 20.43 0.00 1.43 0.47 0.07 77.59 Average: 1 20.14 0.07 1.43 0.62 0.07 77.67 Average: 2 25.37 0.01 1.55 0.43 0.07 72.57 Average: 3 19.32 0.00 1.13 0.28 0.07 79.20 Average: 4 15.59 0.00 1.18 0.53 0.06 82.65 Average: 5 21.12 0.01 1.11 0.35 0.06 77.36 Average: 6 14.79 0.01 1.22 0.22 0.06 83.71 Average: 7 8.91 0.39 1.10 0.12 0.05 89.42