---> uname -a: Linux prd-centos8-docker-8c-8g-41922.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 1047 27307 19 3534 30385 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:e5:98:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.212/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fee5:9860/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c5:ed:83:c4 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:c5ff:feed:83c4/64 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) 08/28/2025 _x86_64_ (8 CPU) 17:11:17 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 192.44 14.50 177.94 3132.56 10618.41 05:14:01 PM 337.22 6.35 330.87 1207.60 14163.55 05:15:01 PM 166.90 1.18 165.72 378.08 39228.62 Average: 232.17 7.34 224.83 1572.72 21338.65 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28964844 30865100 3690868 11.30 2688 2216256 1808228 5.36 161388 3064960 158608 05:14:01 PM 27737512 30137148 4918200 15.06 2688 2706384 2227248 6.61 395824 4013224 284188 05:15:01 PM 28008684 31159284 4647028 14.23 2688 3449892 1487872 4.41 697992 3417460 176636 Average: 28237013 30720511 4418699 13.53 2688 2790844 1841116 5.46 418401 3498548 206477 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 221.66 187.89 2101.01 51.24 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 603.97 476.87 7206.16 60.79 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 460.72 423.21 3808.99 2374.47 0.00 0.00 0.00 0.00 05:15:01 PM docker0 8.16 11.69 0.59 243.46 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 428.76 362.64 4371.71 829.01 0.00 0.00 0.00 0.00 Average: docker0 2.72 3.90 0.20 81.17 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) 08/28/2025 _x86_64_ (8 CPU) 17:11:17 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 11.64 0.00 1.12 0.62 0.05 86.57 05:13:01 PM 0 6.09 0.00 0.95 0.57 0.05 92.34 05:13:01 PM 1 10.85 0.00 0.80 0.55 0.05 87.74 05:13:01 PM 2 10.31 0.00 1.22 0.70 0.07 87.70 05:13:01 PM 3 19.36 0.00 1.25 0.30 0.05 79.04 05:13:01 PM 4 14.17 0.00 1.57 0.79 0.05 83.42 05:13:01 PM 5 15.10 0.00 1.72 0.50 0.03 82.65 05:13:01 PM 6 7.66 0.00 1.10 1.56 0.05 89.63 05:13:01 PM 7 9.60 0.00 0.30 0.02 0.05 90.04 05:14:01 PM all 26.32 0.00 1.67 1.70 0.08 70.23 05:14:01 PM 0 29.58 0.00 1.99 1.98 0.08 66.37 05:14:01 PM 1 30.07 0.00 1.56 3.55 0.10 64.72 05:14:01 PM 2 37.29 0.00 2.33 3.00 0.08 57.30 05:14:01 PM 3 22.66 0.00 1.31 0.55 0.08 75.40 05:14:01 PM 4 16.80 0.00 1.38 1.58 0.08 80.16 05:14:01 PM 5 26.10 0.00 1.24 1.09 0.08 71.49 05:14:01 PM 6 20.71 0.00 1.68 0.45 0.08 77.08 05:14:01 PM 7 27.31 0.00 1.91 1.39 0.07 69.32 05:15:01 PM all 17.03 0.00 2.81 1.71 0.07 78.38 05:15:01 PM 0 18.99 0.00 2.93 1.01 0.07 77.00 05:15:01 PM 1 12.54 0.00 2.54 2.56 0.07 82.30 05:15:01 PM 2 23.69 0.00 3.14 0.91 0.07 72.20 05:15:01 PM 3 11.22 0.00 2.62 0.32 0.07 85.78 05:15:01 PM 4 10.48 0.00 2.30 0.44 0.05 86.73 05:15:01 PM 5 16.22 0.00 2.59 2.87 0.07 78.25 05:15:01 PM 6 24.62 0.00 3.24 4.57 0.07 67.51 05:15:01 PM 7 18.49 0.00 3.14 0.99 0.07 77.31 Average: all 18.33 0.00 1.87 1.34 0.07 78.40 Average: 0 18.21 0.00 1.96 1.18 0.07 78.58 Average: 1 17.82 0.00 1.63 2.22 0.07 78.26 Average: 2 23.76 0.00 2.23 1.54 0.07 72.41 Average: 3 17.75 0.00 1.72 0.39 0.07 80.07 Average: 4 13.82 0.00 1.75 0.93 0.06 83.44 Average: 5 19.14 0.00 1.85 1.49 0.06 77.47 Average: 6 17.65 0.00 2.01 2.19 0.07 78.09 Average: 7 18.45 0.00 1.78 0.80 0.06 78.91