---> uname -a: Linux prd-centos8-docker-8c-8g-45244.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 999 27523 19 3366 30441 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:11:5f:23 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.227/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86211sec preferred_lft 86211sec inet6 fe80::f816:3eff:fe11:5f23/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4c:9e:33:7f 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) 09/12/2025 _x86_64_ (8 CPU) 06:01:18 LINUX RESTART (8 CPU) 06:02:01 AM tps rtps wtps bread/s bwrtn/s 06:03:01 AM 202.43 14.95 187.49 3716.36 10557.60 06:04:01 AM 269.16 5.13 264.02 198.37 26594.12 Average: 235.79 10.04 225.75 1957.51 18575.19 06:02:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:03:01 AM 28960044 30880664 3695668 11.32 2688 2236280 1712012 5.08 164692 3064288 148560 06:04:01 AM 28216972 31203212 4438740 13.59 2688 3293668 1451696 4.31 732032 3211816 509264 Average: 28588508 31041938 4067204 12.45 2688 2764974 1581854 4.69 448362 3138052 328912 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 184.97 169.38 1889.89 50.20 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 486.64 374.92 3847.28 3782.12 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 335.79 272.14 2868.51 1916.01 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) 09/12/2025 _x86_64_ (8 CPU) 06:01:18 LINUX RESTART (8 CPU) 06:02:01 AM CPU %user %nice %system %iowait %steal %idle 06:03:01 AM all 13.22 0.00 1.12 0.79 0.07 84.80 06:03:01 AM 0 17.17 0.00 1.30 0.78 0.08 80.66 06:03:01 AM 1 18.69 0.00 2.09 1.45 0.08 77.69 06:03:01 AM 2 24.87 0.00 1.27 0.33 0.07 73.46 06:03:01 AM 3 6.52 0.00 0.89 1.01 0.08 91.50 06:03:01 AM 4 7.41 0.00 0.55 1.02 0.05 90.97 06:03:01 AM 5 14.76 0.00 0.92 0.42 0.07 83.84 06:03:01 AM 6 7.55 0.00 1.12 0.75 0.05 90.52 06:03:01 AM 7 8.78 0.00 0.83 0.55 0.07 89.77 06:04:01 AM all 14.24 0.00 1.41 1.45 0.07 82.83 06:04:01 AM 0 12.55 0.00 0.87 1.00 0.07 85.52 06:04:01 AM 1 19.72 0.00 2.21 2.07 0.08 75.92 06:04:01 AM 2 5.72 0.00 1.17 1.72 0.07 91.32 06:04:01 AM 3 8.52 0.00 0.88 1.84 0.05 88.71 06:04:01 AM 4 20.26 0.00 1.02 0.87 0.05 77.80 06:04:01 AM 5 16.96 0.00 2.58 1.66 0.10 78.71 06:04:01 AM 6 18.06 0.00 1.63 2.19 0.08 78.04 06:04:01 AM 7 12.17 0.00 0.94 0.27 0.05 86.58 Average: all 13.73 0.00 1.27 1.12 0.07 83.81 Average: 0 14.86 0.00 1.08 0.89 0.08 83.09 Average: 1 19.20 0.00 2.15 1.76 0.08 76.81 Average: 2 15.30 0.00 1.22 1.03 0.07 82.38 Average: 3 7.52 0.00 0.89 1.42 0.07 90.11 Average: 4 13.83 0.00 0.78 0.94 0.05 84.39 Average: 5 15.85 0.00 1.75 1.04 0.08 81.28 Average: 6 12.80 0.00 1.37 1.47 0.07 84.29 Average: 7 10.47 0.00 0.89 0.41 0.06 88.18