---> uname -a: Linux prd-centos8-docker-8c-8g-213.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 1025 26744 19 4120 30412 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:cc:d1:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.37/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86212sec preferred_lft 86212sec inet6 fe80::f816:3eff:fecc:d1b1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4a:ce:b7:00 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 12/17/2025 _x86_64_ (8 CPU) 04:45:51 LINUX RESTART (8 CPU) 04:46:01 AM tps rtps wtps bread/s bwrtn/s 04:47:01 AM 286.69 32.83 253.86 7430.97 44559.44 04:48:01 AM 264.68 16.96 247.72 3270.64 11284.36 04:49:01 AM 185.27 2.25 183.02 149.58 64440.96 Average: 245.55 17.35 228.20 3617.47 40093.81 04:46:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:47:01 AM 29561576 31246440 3094136 9.48 2688 2008780 1444344 4.29 142908 2523008 179832 04:48:01 AM 27300364 30767084 5355348 16.40 2688 3775552 1772828 5.26 177080 4684672 1599368 04:49:01 AM 27426956 31182548 5228756 16.01 2688 4058376 1442860 4.28 520684 4193160 24592 Average: 28096299 31065357 4559413 13.96 2688 3280903 1553344 4.61 280224 3800280 601264 04:46:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 AM eth0 394.92 251.09 1927.79 63.53 0.00 0.00 0.00 0.00 04:47:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 AM eth0 759.35 485.19 12737.81 90.82 0.00 0.00 0.00 0.00 04:48:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 AM eth0 98.63 89.62 632.96 19.55 0.00 0.00 0.00 0.00 04:49:01 AM docker0 0.00 0.00 0.00 0.00 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 417.65 275.31 5099.59 57.97 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 12/17/2025 _x86_64_ (8 CPU) 04:45:51 LINUX RESTART (8 CPU) 04:46:01 AM CPU %user %nice %system %iowait %steal %idle 04:47:01 AM all 14.79 0.00 2.65 1.57 0.06 80.92 04:47:01 AM 0 12.54 0.00 2.32 3.13 0.08 81.92 04:47:01 AM 1 19.06 0.00 4.58 3.03 0.07 73.27 04:47:01 AM 2 18.82 0.00 2.97 1.12 0.05 77.04 04:47:01 AM 3 9.15 0.00 2.39 0.97 0.05 87.43 04:47:01 AM 4 20.32 0.00 3.45 0.97 0.05 75.21 04:47:01 AM 5 19.25 0.00 2.39 0.39 0.08 77.89 04:47:01 AM 6 12.01 0.00 1.20 0.28 0.07 86.44 04:47:01 AM 7 7.22 0.00 1.89 2.70 0.07 88.13 04:48:01 AM all 12.55 0.00 1.35 0.80 0.08 85.22 04:48:01 AM 0 13.11 0.00 1.05 0.87 0.08 84.88 04:48:01 AM 1 8.74 0.00 1.34 0.75 0.08 89.08 04:48:01 AM 2 20.12 0.00 2.31 0.62 0.10 76.84 04:48:01 AM 3 14.63 0.00 1.24 0.55 0.08 83.49 04:48:01 AM 4 12.79 0.00 1.42 0.74 0.07 84.99 04:48:01 AM 5 10.11 0.00 0.92 0.45 0.07 88.45 04:48:01 AM 6 10.53 0.00 1.47 1.64 0.08 86.28 04:48:01 AM 7 10.35 0.00 1.07 0.75 0.08 87.74 04:49:01 AM all 12.00 0.00 1.28 1.18 0.06 85.49 04:49:01 AM 0 17.83 0.00 1.15 0.18 0.07 80.77 04:49:01 AM 1 17.35 0.00 1.34 1.92 0.07 79.33 04:49:01 AM 2 8.74 0.00 1.54 2.57 0.05 87.10 04:49:01 AM 3 9.91 0.00 2.07 0.88 0.05 87.09 04:49:01 AM 4 16.37 0.00 1.10 2.05 0.05 80.43 04:49:01 AM 5 15.22 0.00 1.35 1.02 0.05 82.36 04:49:01 AM 6 3.93 0.00 0.70 0.42 0.07 94.89 04:49:01 AM 7 6.61 0.00 0.98 0.42 0.05 91.94 Average: all 13.11 0.00 1.76 1.18 0.07 83.88 Average: 0 14.50 0.00 1.51 1.39 0.08 82.52 Average: 1 15.05 0.00 2.41 1.90 0.07 80.57 Average: 2 15.89 0.00 2.27 1.44 0.07 80.34 Average: 3 11.23 0.00 1.90 0.80 0.06 86.00 Average: 4 16.49 0.00 1.99 1.25 0.06 80.21 Average: 5 14.86 0.00 1.55 0.62 0.07 82.90 Average: 6 8.82 0.00 1.13 0.78 0.07 89.20 Average: 7 8.06 0.00 1.32 1.29 0.07 89.27