---> uname -a: Linux prd-centos8-docker-8c-8g-827.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 965 28336 19 2588 30481 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:e7:8b:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.72/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86263sec preferred_lft 86263sec inet6 fe80::f816:3eff:fee7:8b55/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:03:ca:49:6c 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) 03/31/2026 _x86_64_ (8 CPU) 09:09:26 LINUX RESTART (8 CPU) 09:10:01 AM tps rtps wtps bread/s bwrtn/s 09:11:01 AM 252.06 16.66 235.41 3291.05 10985.47 Average: 252.06 16.66 235.41 3291.05 10985.47 09:10:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:11:01 AM 28665264 30819688 3990448 12.22 2688 2469700 1879404 5.58 164460 3355952 414336 Average: 28665264 30819688 3990448 12.22 2688 2469700 1879404 5.58 164460 3355952 414336 09:10:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 AM eth0 458.45 338.22 5851.77 47.38 0.00 0.00 0.00 0.00 09:11:01 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 458.45 338.22 5851.77 47.38 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) 03/31/2026 _x86_64_ (8 CPU) 09:09:26 LINUX RESTART (8 CPU) 09:10:01 AM CPU %user %nice %system %iowait %steal %idle 09:11:01 AM all 13.72 0.00 1.41 0.62 0.06 84.19 09:11:01 AM 0 8.55 0.00 0.92 0.50 0.07 89.96 09:11:01 AM 1 12.42 0.00 1.39 0.87 0.05 85.28 09:11:01 AM 2 19.33 0.00 1.67 1.05 0.05 77.89 09:11:01 AM 3 9.72 0.00 0.73 0.15 0.07 89.33 09:11:01 AM 4 12.61 0.00 1.22 0.40 0.05 85.73 09:11:01 AM 5 10.01 0.00 0.94 0.82 0.07 88.17 09:11:01 AM 6 6.05 0.00 0.94 0.45 0.05 92.52 09:11:01 AM 7 31.07 0.00 3.45 0.72 0.08 64.68 Average: all 13.72 0.00 1.41 0.62 0.06 84.19 Average: 0 8.55 0.00 0.92 0.50 0.07 89.96 Average: 1 12.42 0.00 1.39 0.87 0.05 85.28 Average: 2 19.33 0.00 1.67 1.05 0.05 77.89 Average: 3 9.72 0.00 0.73 0.15 0.07 89.33 Average: 4 12.61 0.00 1.22 0.40 0.05 85.73 Average: 5 10.01 0.00 0.94 0.82 0.07 88.17 Average: 6 6.05 0.00 0.94 0.45 0.05 92.52 Average: 7 31.07 0.00 3.45 0.72 0.08 64.68