---> uname -a: Linux prd-centos8-docker-8c-8g-2568.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1059 26473 19 4357 30365 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:09:f7:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.47/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe09:f747/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d3:9f:16:69 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:d3ff:fe9f:1669/64 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) 04/18/2026 _x86_64_ (8 CPU) 02:29:16 LINUX RESTART (8 CPU) 02:30:01 AM tps rtps wtps bread/s bwrtn/s 02:31:01 AM 223.26 16.68 206.58 3304.50 12203.32 02:32:01 AM 178.75 4.02 174.74 1114.48 17176.62 02:33:01 AM 143.55 15.03 128.52 5452.32 29831.06 Average: 181.86 11.91 169.95 3290.55 19737.14 02:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 29026268 30985980 3629444 11.11 2688 2276240 1616308 4.80 193144 2970924 177376 02:32:01 AM 26702592 29803668 5953120 18.23 2688 3405088 2762584 8.20 314236 5121172 809064 02:33:01 AM 27122576 31096496 5533136 16.94 2688 4264640 1523604 4.52 747164 4224632 681568 Average: 27617145 30628715 5038567 15.43 2688 3315323 1967499 5.84 418181 4105576 556003 02:30:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 218.14 171.18 2585.57 45.29 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1538.38 557.52 11304.63 54.42 0.00 0.00 0.00 0.00 02:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM lo 11.96 11.96 1.27 1.27 0.00 0.00 0.00 0.00 02:33:01 AM eth0 127.07 106.98 1378.59 27.54 0.00 0.00 0.00 0.00 02:33:01 AM docker0 4.32 5.41 0.62 0.63 0.00 0.00 0.00 0.00 Average: lo 3.99 3.99 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 627.81 278.54 5089.25 42.42 0.00 0.00 0.00 0.00 Average: docker0 1.44 1.81 0.21 0.21 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) 04/18/2026 _x86_64_ (8 CPU) 02:29:16 LINUX RESTART (8 CPU) 02:30:01 AM CPU %user %nice %system %iowait %steal %idle 02:31:01 AM all 14.44 0.00 1.47 1.18 0.07 82.85 02:31:01 AM 0 9.45 0.00 0.89 0.82 0.10 88.74 02:31:01 AM 1 13.19 0.00 1.24 1.76 0.07 83.75 02:31:01 AM 2 23.88 0.00 2.36 0.74 0.08 72.94 02:31:01 AM 3 7.89 0.00 1.00 0.59 0.05 90.47 02:31:01 AM 4 7.93 0.00 0.89 0.65 0.07 90.47 02:31:01 AM 5 23.57 0.00 2.09 2.52 0.07 71.75 02:31:01 AM 6 21.07 0.00 2.04 1.44 0.07 75.39 02:31:01 AM 7 8.52 0.00 1.29 0.90 0.05 89.24 02:32:01 AM all 28.95 0.00 1.99 1.07 0.09 67.90 02:32:01 AM 0 35.98 0.00 1.53 0.03 0.07 62.40 02:32:01 AM 1 20.93 0.00 2.10 0.71 0.08 76.18 02:32:01 AM 2 26.80 0.00 2.64 1.82 0.08 68.66 02:32:01 AM 3 36.55 0.00 2.03 1.01 0.12 60.29 02:32:01 AM 4 34.82 0.00 1.70 0.84 0.10 62.54 02:32:01 AM 5 26.73 0.00 1.73 0.62 0.10 70.81 02:32:01 AM 6 25.88 0.00 2.59 1.63 0.12 69.78 02:32:01 AM 7 23.88 0.00 1.58 1.88 0.08 72.58 02:33:01 AM all 21.97 0.34 3.00 1.48 0.09 73.13 02:33:01 AM 0 20.58 0.05 2.28 0.08 0.10 76.90 02:33:01 AM 1 21.91 0.00 3.63 5.58 0.10 68.78 02:33:01 AM 2 23.20 0.03 3.47 0.94 0.10 72.26 02:33:01 AM 3 19.86 1.07 3.32 0.59 0.08 75.07 02:33:01 AM 4 26.85 0.03 2.89 0.60 0.08 69.55 02:33:01 AM 5 21.63 1.48 2.74 1.26 0.08 72.81 02:33:01 AM 6 22.62 0.00 2.93 1.31 0.08 73.05 02:33:01 AM 7 19.10 0.03 2.72 1.48 0.08 76.58 Average: all 21.77 0.11 2.15 1.24 0.08 74.64 Average: 0 21.98 0.02 1.56 0.31 0.09 76.04 Average: 1 18.67 0.00 2.32 2.68 0.08 76.25 Average: 2 24.62 0.01 2.82 1.16 0.09 71.29 Average: 3 21.41 0.36 2.12 0.73 0.08 75.30 Average: 4 23.18 0.01 1.82 0.70 0.08 74.21 Average: 5 23.98 0.49 2.19 1.47 0.08 71.79 Average: 6 23.18 0.00 2.52 1.46 0.09 72.75 Average: 7 17.15 0.01 1.86 1.42 0.07 79.48