---> uname -a: Linux prd-centos8-docker-8c-8g-5206.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 1120 26235 19 4534 30296 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:b9:62:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.74/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85893sec preferred_lft 85893sec inet6 fe80::f816:3eff:feb9:62b2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e4:c7:75:ba 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:e4ff:fec7:75ba/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) 04/23/2026 _x86_64_ (8 CPU) 15:17:24 LINUX RESTART (8 CPU) 03:18:01 PM tps rtps wtps bread/s bwrtn/s 03:19:01 PM 115.48 14.60 100.88 3214.00 5860.94 03:20:01 PM 253.44 4.58 248.86 957.71 16749.03 03:21:01 PM 86.75 0.92 85.84 232.59 8689.54 03:22:01 PM 109.73 0.48 109.25 407.06 39443.22 03:23:01 PM 33.46 0.02 33.44 0.67 536.95 03:24:01 PM 14.00 0.48 13.51 21.46 388.74 03:25:01 PM 38.44 0.00 38.44 0.00 8926.26 Average: 93.04 3.01 90.03 690.45 11513.60 03:18:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:19:01 PM 29255884 31159352 3399828 10.41 2688 2222396 2036204 6.04 160852 2794436 289012 03:20:01 PM 27676040 29938456 4979672 15.25 2688 2573620 2606100 7.73 243208 4242980 183436 03:21:01 PM 27062024 29408724 5593688 17.13 2688 2655188 2944528 8.74 282936 4807752 22072 03:22:01 PM 24883020 28363512 7772692 23.80 2688 3763144 5615640 16.66 407600 6750244 248 03:23:01 PM 24838900 28323248 7816812 23.94 2688 3766820 4517972 13.40 442268 6761640 20 03:24:01 PM 24676116 28167352 7979596 24.44 2688 3773444 3899656 11.57 445508 6921804 80 03:25:01 PM 24755632 28669144 7900080 24.19 2688 4182784 3435260 10.19 510812 6757468 159660 Average: 26163945 29147113 6491767 19.88 2688 3276771 3579337 10.62 356169 5576618 93504 03:18:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:19:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 PM eth0 172.09 120.56 1720.87 15.94 0.00 0.00 0.00 0.00 03:19:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 PM eth0 410.26 322.75 5102.32 46.21 0.00 0.00 0.00 0.00 03:20:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 PM eth0 160.13 113.30 987.68 35.98 0.00 0.00 0.00 0.00 03:21:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 PM eth0 376.41 236.82 9531.72 34.45 0.00 0.00 0.00 0.00 03:22:01 PM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 03:22:01 PM veth52f5f08 0.00 0.20 0.00 0.02 0.00 0.00 0.00 0.00 03:23:01 PM lo 34.12 34.12 3.38 3.38 0.00 0.00 0.00 0.00 03:23:01 PM eth0 100.23 66.96 28.72 29.55 0.00 0.00 0.00 0.00 03:23:01 PM docker0 10.35 11.55 1.53 1.42 0.00 0.00 0.00 0.00 03:23:01 PM veth95b68e0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:23:01 PM vethc446769 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:24:01 PM lo 70.04 70.04 3.90 3.90 0.00 0.00 0.00 0.00 03:24:01 PM eth0 386.40 271.73 110.21 111.71 0.00 0.00 0.00 0.00 03:24:01 PM docker0 2.53 3.03 0.37 0.45 0.00 0.00 0.00 0.00 03:25:01 PM lo 7.85 7.85 0.40 0.40 0.00 0.00 0.00 0.00 03:25:01 PM eth0 387.90 184.15 1928.23 34.73 0.00 0.00 0.00 0.00 03:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 16.00 16.00 1.10 1.10 0.00 0.00 0.00 0.00 Average: eth0 284.77 188.04 2772.81 44.08 0.00 0.00 0.00 0.00 Average: docker0 1.84 2.09 0.27 0.27 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) 04/23/2026 _x86_64_ (8 CPU) 15:17:24 LINUX RESTART (8 CPU) 03:18:01 PM CPU %user %nice %system %iowait %steal %idle 03:19:01 PM all 9.29 0.00 0.87 0.54 0.05 89.26 03:19:01 PM 0 3.72 0.00 0.72 0.32 0.07 95.18 03:19:01 PM 1 7.10 0.00 0.52 0.28 0.05 92.05 03:19:01 PM 2 17.91 0.00 2.07 0.57 0.05 79.40 03:19:01 PM 3 7.49 0.00 0.60 0.32 0.05 91.55 03:19:01 PM 4 12.49 0.00 0.77 0.40 0.05 86.29 03:19:01 PM 5 14.11 0.00 1.07 2.07 0.03 82.72 03:19:01 PM 6 4.95 0.00 0.48 0.27 0.03 94.27 03:19:01 PM 7 6.53 0.00 0.72 0.07 0.03 92.66 03:20:01 PM all 26.41 0.00 1.27 1.51 0.09 70.71 03:20:01 PM 0 38.89 0.00 0.83 0.37 0.10 59.81 03:20:01 PM 1 17.30 0.00 1.92 3.39 0.10 77.28 03:20:01 PM 2 26.16 0.00 0.90 0.57 0.08 72.29 03:20:01 PM 3 30.89 0.00 1.32 1.17 0.08 66.54 03:20:01 PM 4 24.47 0.00 1.34 1.69 0.07 72.44 03:20:01 PM 5 26.56 0.00 1.42 1.96 0.10 69.96 03:20:01 PM 6 31.69 0.00 1.57 0.87 0.08 65.79 03:20:01 PM 7 15.30 0.00 0.89 2.09 0.08 81.64 03:21:01 PM all 29.15 0.00 0.80 0.48 0.08 69.48 03:21:01 PM 0 20.96 0.00 0.68 0.13 0.10 78.12 03:21:01 PM 1 33.11 0.00 0.45 0.75 0.10 65.59 03:21:01 PM 2 48.06 0.00 0.68 0.58 0.10 50.58 03:21:01 PM 3 26.18 0.00 0.77 0.42 0.07 72.57 03:21:01 PM 4 37.42 0.00 1.34 1.27 0.10 59.88 03:21:01 PM 5 17.86 0.00 0.88 0.18 0.07 81.00 03:21:01 PM 6 28.21 0.00 1.19 0.50 0.07 70.03 03:21:01 PM 7 21.37 0.00 0.43 0.02 0.07 78.11 03:22:01 PM all 25.35 0.00 2.40 0.66 0.09 71.50 03:22:01 PM 0 45.11 0.00 2.20 0.57 0.12 52.00 03:22:01 PM 1 31.91 0.00 3.29 0.67 0.08 64.05 03:22:01 PM 2 29.69 0.00 3.12 1.31 0.07 65.81 03:22:01 PM 3 34.07 0.00 2.00 0.65 0.08 63.20 03:22:01 PM 4 12.49 0.00 1.97 0.71 0.08 84.75 03:22:01 PM 5 14.84 0.00 3.19 1.11 0.07 80.79 03:22:01 PM 6 21.74 0.00 1.90 0.24 0.08 76.04 03:22:01 PM 7 12.87 0.00 1.53 0.05 0.10 85.45 03:23:01 PM all 22.56 0.00 1.79 0.07 0.09 75.49 03:23:01 PM 0 24.91 0.00 1.94 0.03 0.10 73.02 03:23:01 PM 1 14.57 0.00 1.62 0.07 0.10 83.64 03:23:01 PM 2 21.24 0.00 1.81 0.12 0.08 76.76 03:23:01 PM 3 23.37 0.00 1.52 0.05 0.08 74.97 03:23:01 PM 4 22.21 0.00 1.69 0.12 0.08 75.90 03:23:01 PM 5 18.16 0.00 1.82 0.03 0.08 79.90 03:23:01 PM 6 17.89 0.00 1.72 0.02 0.10 80.27 03:23:01 PM 7 38.16 0.00 2.19 0.12 0.08 59.45 03:24:01 PM all 10.67 0.00 1.46 0.02 0.08 87.76 03:24:01 PM 0 10.19 0.00 1.59 0.02 0.08 88.13 03:24:01 PM 1 11.55 0.00 1.34 0.03 0.10 86.98 03:24:01 PM 2 7.36 0.00 1.22 0.03 0.10 91.29 03:24:01 PM 3 14.79 0.00 1.77 0.02 0.07 83.35 03:24:01 PM 4 9.92 0.00 1.85 0.03 0.07 88.12 03:24:01 PM 5 10.72 0.00 1.35 0.02 0.08 87.82 03:24:01 PM 6 9.01 0.00 1.35 0.02 0.07 89.55 03:24:01 PM 7 11.85 0.00 1.19 0.02 0.10 86.84 03:25:01 PM all 38.04 0.00 1.39 0.13 0.10 60.34 03:25:01 PM 0 44.81 0.00 1.72 0.02 0.12 53.34 03:25:01 PM 1 58.17 0.00 1.96 0.12 0.13 39.62 03:25:01 PM 2 31.80 0.00 0.94 0.03 0.10 67.13 03:25:01 PM 3 39.67 0.00 1.31 0.07 0.12 58.84 03:25:01 PM 4 32.55 0.00 1.27 0.12 0.10 65.96 03:25:01 PM 5 21.71 0.00 1.62 0.00 0.08 76.58 03:25:01 PM 6 29.46 0.00 1.44 0.64 0.10 68.37 03:25:01 PM 7 46.12 0.00 0.85 0.02 0.08 52.92 Average: all 23.06 0.00 1.43 0.49 0.08 74.94 Average: 0 26.92 0.00 1.38 0.21 0.10 71.39 Average: 1 24.81 0.00 1.58 0.76 0.10 72.75 Average: 2 26.04 0.00 1.53 0.46 0.08 71.88 Average: 3 25.20 0.00 1.33 0.38 0.08 73.01 Average: 4 21.66 0.00 1.46 0.62 0.08 76.18 Average: 5 17.71 0.00 1.62 0.77 0.07 79.83 Average: 6 20.42 0.00 1.38 0.36 0.08 77.76 Average: 7 21.75 0.00 1.11 0.34 0.08 76.72