---> uname -a: Linux prd-centos8-docker-8c-8g-12693.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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: 31888 990 28173 19 2723 30450 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:1c:46:8a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.239/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86254sec preferred_lft 86254sec inet6 fe80::f816:3eff:fe1c:468a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c4:1a:ec:8e 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/14/2026 _x86_64_ (8 CPU) 09:31:31 LINUX RESTART (8 CPU) 09:32:01 AM tps rtps wtps bread/s bwrtn/s 09:33:01 AM 177.29 14.78 162.51 3238.25 9807.10 09:34:01 AM 232.76 3.85 228.91 739.35 21739.90 Average: 205.02 9.31 195.71 1988.80 15773.50 09:32:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:33:01 AM 29089252 31085808 3564120 10.92 2688 2312688 1613460 4.79 154212 2945556 270448 09:34:01 AM 28849376 31181488 3803996 11.65 2688 2641404 1467872 4.36 404676 2907256 24308 Average: 28969314 31133648 3684058 11.28 2688 2477046 1540666 4.57 279444 2926406 147378 09:32:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:33:01 AM eth0 173.36 127.66 2111.61 25.61 0.00 0.00 0.00 0.00 09:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:34:01 AM eth0 377.01 282.36 4872.09 41.59 0.00 0.00 0.00 0.00 09:34:01 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 275.18 205.01 3491.85 33.60 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/14/2026 _x86_64_ (8 CPU) 09:31:31 LINUX RESTART (8 CPU) 09:32:01 AM CPU %user %nice %system %iowait %steal %idle 09:33:01 AM all 11.77 0.00 1.15 0.49 0.06 86.52 09:33:01 AM 0 9.82 0.00 1.17 0.50 0.07 88.44 09:33:01 AM 1 18.44 0.00 2.17 0.77 0.08 78.54 09:33:01 AM 2 7.96 0.00 0.60 0.55 0.05 90.83 09:33:01 AM 3 5.34 0.00 0.45 0.25 0.03 93.92 09:33:01 AM 4 17.56 0.00 1.59 0.23 0.08 80.54 09:33:01 AM 5 6.20 0.00 0.65 0.62 0.03 92.50 09:33:01 AM 6 12.24 0.00 1.04 0.42 0.05 86.26 09:33:01 AM 7 16.64 0.00 1.55 0.60 0.05 81.16 09:34:01 AM all 14.71 0.00 1.32 0.55 0.07 83.35 09:34:01 AM 0 8.44 0.00 1.04 0.20 0.07 90.26 09:34:01 AM 1 8.63 0.00 1.57 1.79 0.08 87.92 09:34:01 AM 2 22.35 0.00 2.01 0.94 0.07 74.64 09:34:01 AM 3 13.72 0.00 1.05 0.17 0.07 84.99 09:34:01 AM 4 18.68 0.00 1.66 0.59 0.07 79.02 09:34:01 AM 5 11.94 0.00 0.84 0.12 0.07 87.04 09:34:01 AM 6 4.84 0.00 1.00 0.38 0.05 93.72 09:34:01 AM 7 29.12 0.00 1.44 0.18 0.07 69.19 Average: all 13.24 0.00 1.24 0.52 0.06 84.94 Average: 0 9.13 0.00 1.10 0.35 0.07 89.35 Average: 1 13.54 0.00 1.87 1.28 0.08 83.23 Average: 2 15.15 0.00 1.30 0.74 0.06 82.74 Average: 3 9.53 0.00 0.75 0.21 0.05 89.46 Average: 4 18.12 0.00 1.62 0.41 0.08 79.78 Average: 5 9.07 0.00 0.74 0.37 0.05 89.77 Average: 6 8.54 0.00 1.02 0.40 0.05 89.99 Average: 7 22.87 0.00 1.49 0.39 0.06 75.18