---> uname -a: Linux prd-centos8-docker-8c-8g-19906.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: 2799.996 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 1062 26543 19 4284 30362 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:f9:32:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.77/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fef9:32ce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1d:04:9b:71 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::42:1dff:fe04:9b71/64 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) 12/11/2025 _x86_64_ (8 CPU) 02:28:24 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 191.90 16.70 175.20 3176.40 10401.83 02:31:01 AM 174.74 4.00 170.74 1114.16 14948.20 02:32:01 AM 139.34 15.03 124.31 5460.18 29765.64 Average: 168.66 11.91 156.75 3250.25 18372.34 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29088052 30964900 3567660 10.93 2688 2194168 1650092 4.90 160344 2945684 141500 02:31:01 AM 27384316 29838132 5271396 16.14 2688 2763936 2532584 7.51 305236 4467772 282160 02:32:01 AM 26218444 30019140 6437268 19.71 2688 4093156 2278796 6.76 732032 5145156 619300 Average: 27563604 30274057 5092108 15.59 2688 3017087 2153824 6.39 399204 4186204 347653 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 167.94 136.08 1823.38 41.79 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 902.73 453.57 7780.03 45.98 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 12.00 12.00 1.27 1.27 0.00 0.00 0.00 0.00 02:32:01 AM eth0 708.05 221.51 4885.31 33.81 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.27 5.38 0.61 0.62 0.00 0.00 0.00 0.00 Average: lo 4.00 4.00 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 592.93 270.39 4829.74 40.53 0.00 0.00 0.00 0.00 Average: docker0 1.42 1.79 0.20 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) 12/11/2025 _x86_64_ (8 CPU) 02:28:24 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 12.23 0.00 1.09 0.66 0.05 85.96 02:30:01 AM 0 13.15 0.00 0.80 1.08 0.07 84.89 02:30:01 AM 1 16.03 0.00 1.52 0.35 0.10 82.00 02:30:01 AM 2 15.39 0.00 2.02 1.19 0.07 81.33 02:30:01 AM 3 19.28 0.00 1.22 0.78 0.05 78.67 02:30:01 AM 4 11.42 0.00 1.19 0.57 0.05 86.78 02:30:01 AM 5 14.78 0.00 1.04 0.70 0.03 83.45 02:30:01 AM 6 3.61 0.00 0.55 0.32 0.03 95.48 02:30:01 AM 7 4.19 0.00 0.40 0.27 0.03 95.10 02:31:01 AM all 26.24 0.00 1.36 1.20 0.09 71.11 02:31:01 AM 0 36.56 0.00 0.65 0.00 0.08 62.71 02:31:01 AM 1 15.76 0.00 1.67 1.81 0.10 80.66 02:31:01 AM 2 37.69 0.00 1.88 3.47 0.10 56.87 02:31:01 AM 3 11.10 0.00 1.31 2.23 0.07 85.30 02:31:01 AM 4 14.36 0.00 1.35 1.12 0.07 83.10 02:31:01 AM 5 41.69 0.00 1.76 0.54 0.10 55.91 02:31:01 AM 6 25.75 0.00 1.04 0.17 0.08 72.96 02:31:01 AM 7 27.06 0.00 1.20 0.28 0.10 71.35 02:32:01 AM all 21.31 0.27 3.43 0.97 0.09 73.92 02:32:01 AM 0 20.32 1.35 3.64 0.49 0.10 74.10 02:32:01 AM 1 24.20 0.03 4.04 2.27 0.10 69.35 02:32:01 AM 2 17.46 0.00 2.99 1.50 0.10 77.96 02:32:01 AM 3 18.71 0.32 2.94 0.93 0.08 77.02 02:32:01 AM 4 25.48 0.00 4.11 0.51 0.08 69.82 02:32:01 AM 5 19.97 0.24 3.05 0.44 0.10 76.21 02:32:01 AM 6 22.42 0.17 3.62 1.42 0.08 72.29 02:32:01 AM 7 21.93 0.08 3.07 0.20 0.10 74.61 Average: all 19.92 0.09 1.96 0.94 0.08 77.01 Average: 0 23.35 0.45 1.69 0.53 0.08 73.91 Average: 1 18.65 0.01 2.41 1.47 0.10 77.35 Average: 2 23.52 0.00 2.29 2.05 0.09 72.05 Average: 3 16.36 0.11 1.82 1.31 0.07 80.33 Average: 4 17.06 0.00 2.21 0.73 0.07 79.93 Average: 5 25.47 0.08 1.94 0.56 0.08 71.87 Average: 6 17.25 0.06 1.73 0.63 0.07 80.27 Average: 7 17.71 0.03 1.55 0.25 0.08 80.38