---> uname -a: Linux prd-centos8-docker-8c-8g-5358.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1011 28149 19 2729 30430 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:06:3f:36 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.199/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86186sec preferred_lft 86186sec inet6 fe80::f816:3eff:fe06:3f36/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:32:45:f5:6a 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) 04/24/2026 _x86_64_ (8 CPU) 08:25:50 LINUX RESTART (8 CPU) 08:26:01 AM tps rtps wtps bread/s bwrtn/s 08:27:01 AM 324.85 30.15 294.70 7329.29 19726.60 08:28:01 AM 266.82 18.50 248.33 4111.85 13993.23 08:29:01 AM 96.22 1.78 94.44 338.42 11343.67 Average: 229.30 16.81 212.49 3926.70 15021.49 08:26:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:27:01 AM 29517956 31215656 3137756 9.61 2688 2020600 1438956 4.27 153888 2551364 185744 08:28:01 AM 27512108 29770536 5143604 15.75 2688 2569792 2877288 8.54 234768 4416184 273476 08:29:01 AM 28847796 31180108 3807916 11.66 2688 2640604 1429316 4.24 457692 2854004 43656 Average: 28625953 30722100 4029759 12.34 2688 2410332 1915187 5.68 282116 3273851 167625 08:26:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 AM eth0 449.89 290.72 2055.33 78.39 0.00 0.00 0.00 0.00 08:27:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 AM eth0 455.04 357.27 5676.29 51.42 0.00 0.00 0.00 0.00 08:28:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 AM eth0 212.98 124.89 763.15 42.89 0.00 0.00 0.00 0.00 08:29:01 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 372.64 257.63 2831.39 57.57 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) 04/24/2026 _x86_64_ (8 CPU) 08:25:50 LINUX RESTART (8 CPU) 08:26:01 AM CPU %user %nice %system %iowait %steal %idle 08:27:01 AM all 15.49 0.00 2.23 0.85 0.07 81.37 08:27:01 AM 0 9.74 0.00 2.24 0.27 0.07 87.69 08:27:01 AM 1 21.73 0.00 2.49 0.54 0.07 75.18 08:27:01 AM 2 21.77 0.00 2.51 0.97 0.07 74.69 08:27:01 AM 3 18.79 0.00 3.62 3.22 0.08 74.29 08:27:01 AM 4 13.51 0.00 1.72 0.55 0.07 84.14 08:27:01 AM 5 12.96 0.00 1.52 0.40 0.07 85.05 08:27:01 AM 6 15.13 0.00 1.86 0.69 0.07 82.27 08:27:01 AM 7 10.25 0.00 1.91 0.15 0.05 87.64 08:28:01 AM all 26.48 0.00 1.56 0.81 0.10 71.05 08:28:01 AM 0 30.05 0.00 1.49 0.42 0.10 67.94 08:28:01 AM 1 23.44 0.00 1.19 0.28 0.12 74.97 08:28:01 AM 2 23.92 0.00 2.24 1.21 0.12 72.51 08:28:01 AM 3 39.18 0.00 1.09 0.60 0.10 59.03 08:28:01 AM 4 30.28 0.00 1.97 1.72 0.10 65.92 08:28:01 AM 5 16.83 0.00 1.51 0.87 0.08 80.71 08:28:01 AM 6 29.37 0.00 1.19 0.42 0.08 68.94 08:28:01 AM 7 18.76 0.00 1.83 0.92 0.08 78.41 08:29:01 AM all 29.26 0.00 1.12 0.31 0.08 69.23 08:29:01 AM 0 18.68 0.00 1.02 0.33 0.07 79.90 08:29:01 AM 1 31.00 0.00 1.30 0.60 0.10 67.00 08:29:01 AM 2 48.80 0.00 2.02 0.30 0.10 48.77 08:29:01 AM 3 16.05 0.00 1.15 0.57 0.08 82.15 08:29:01 AM 4 38.39 0.00 0.63 0.03 0.08 60.86 08:29:01 AM 5 29.59 0.00 0.84 0.02 0.08 69.48 08:29:01 AM 6 31.29 0.00 0.70 0.57 0.08 67.36 08:29:01 AM 7 20.30 0.00 1.27 0.03 0.07 78.33 Average: all 23.75 0.00 1.64 0.65 0.08 73.88 Average: 0 19.49 0.00 1.58 0.34 0.08 78.51 Average: 1 25.39 0.00 1.66 0.47 0.09 72.38 Average: 2 31.50 0.00 2.26 0.83 0.09 65.32 Average: 3 24.68 0.00 1.95 1.46 0.09 71.82 Average: 4 27.40 0.00 1.44 0.77 0.08 70.30 Average: 5 19.80 0.00 1.29 0.43 0.08 78.41 Average: 6 25.26 0.00 1.25 0.56 0.08 72.85 Average: 7 16.44 0.00 1.67 0.37 0.07 81.46