---> uname -a: Linux prd-centos8-docker-8c-8g-3691.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: 2800.000 BogoMIPS: 5600.00 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 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1013 27505 19 3371 30427 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:37:ee:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.140/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86219sec preferred_lft 86219sec inet6 fe80::f816:3eff:fe37:eec0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e1:c6:29:9e 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) 10/19/2025 _x86_64_ (8 CPU) 06:01:51 LINUX RESTART (8 CPU) 06:02:01 AM tps rtps wtps bread/s bwrtn/s 06:03:01 AM 260.67 32.30 228.37 7496.14 42363.50 06:04:01 AM 342.89 19.50 323.40 3921.21 13764.54 Average: 301.77 25.90 275.87 5708.97 28066.40 06:02:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:03:01 AM 29502624 31211428 3153088 9.66 2688 2031244 1455756 4.32 148568 2572452 198268 06:04:01 AM 28206664 31188508 4449048 13.62 2688 3289968 1362996 4.04 556052 3397144 1047892 Average: 28854644 31199968 3801068 11.64 2688 2660606 1409376 4.18 352310 2984798 623080 06:02:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:03:01 AM eth0 382.69 250.47 2089.46 63.70 0.00 0.00 0.00 0.00 06:03:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM eth0 500.43 431.56 4853.61 82.94 0.00 0.00 0.00 0.00 06:04:01 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 441.55 341.00 3471.30 73.32 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) 10/19/2025 _x86_64_ (8 CPU) 06:01:51 LINUX RESTART (8 CPU) 06:02:01 AM CPU %user %nice %system %iowait %steal %idle 06:03:01 AM all 14.87 0.00 2.22 1.48 0.06 81.37 06:03:01 AM 0 14.55 0.00 2.26 1.14 0.07 81.99 06:03:01 AM 1 26.77 0.00 3.67 2.67 0.07 66.83 06:03:01 AM 2 9.89 0.00 2.43 0.20 0.12 87.36 06:03:01 AM 3 15.10 0.00 2.22 1.25 0.05 81.37 06:03:01 AM 4 11.82 0.00 1.49 0.67 0.05 85.97 06:03:01 AM 5 17.89 0.00 1.49 0.73 0.05 79.84 06:03:01 AM 6 8.40 0.00 1.83 2.83 0.05 86.89 06:03:01 AM 7 14.50 0.00 2.36 2.39 0.07 80.69 06:04:01 AM all 18.96 0.00 1.64 1.48 0.09 77.83 06:04:01 AM 0 11.08 0.00 1.34 1.14 0.10 86.35 06:04:01 AM 1 22.80 0.00 2.57 2.57 0.08 71.97 06:04:01 AM 2 17.92 0.00 2.13 1.73 0.08 78.14 06:04:01 AM 3 14.48 0.00 1.22 2.46 0.07 81.77 06:04:01 AM 4 30.91 0.00 1.62 1.59 0.08 65.79 06:04:01 AM 5 16.18 0.00 2.14 1.17 0.10 80.41 06:04:01 AM 6 12.92 0.00 1.24 0.67 0.08 85.09 06:04:01 AM 7 25.41 0.00 0.87 0.50 0.08 73.13 Average: all 16.91 0.00 1.93 1.48 0.08 79.60 Average: 0 12.81 0.00 1.80 1.14 0.08 84.17 Average: 1 24.78 0.00 3.12 2.62 0.08 69.40 Average: 2 13.91 0.00 2.28 0.96 0.10 82.75 Average: 3 14.79 0.00 1.72 1.85 0.06 81.57 Average: 4 21.37 0.00 1.56 1.13 0.07 75.88 Average: 5 17.04 0.00 1.81 0.95 0.08 80.12 Average: 6 10.66 0.00 1.53 1.75 0.07 85.99 Average: 7 19.95 0.00 1.61 1.45 0.08 76.91