---> uname -a: Linux prd-centos8-docker-8c-8g-38591.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 1007 27506 19 3375 30433 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:a2:ba:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.15/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86202sec preferred_lft 86202sec inet6 fe80::f816:3eff:fea2:ba11/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c4:ef:97:ed 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) 08/18/2025 _x86_64_ (8 CPU) 03:55:17 LINUX RESTART (8 CPU) 03:56:02 AM tps rtps wtps bread/s bwrtn/s 03:57:01 AM 208.81 15.35 193.46 3887.90 10643.49 03:58:01 AM 240.99 4.55 236.44 177.57 21127.06 Average: 225.04 9.91 215.13 2017.31 15928.88 03:56:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:57:01 AM 28953988 30876696 3701724 11.34 2688 2238096 1679088 4.98 164544 3067648 140804 03:58:01 AM 28168416 31161692 4487296 13.74 2688 3300840 1486272 4.41 728500 3261356 659900 Average: 28561202 31019194 4094510 12.54 2688 2769468 1582680 4.70 446522 3164502 400352 03:56:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:57:01 AM eth0 255.91 216.01 1901.25 53.10 0.00 0.00 0.00 0.00 03:57:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:01 AM eth0 452.01 426.85 4033.89 3812.93 0.00 0.00 0.00 0.00 03:58:01 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 354.78 322.31 2976.44 1948.65 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) 08/18/2025 _x86_64_ (8 CPU) 03:55:17 LINUX RESTART (8 CPU) 03:56:02 AM CPU %user %nice %system %iowait %steal %idle 03:57:01 AM all 13.90 0.00 1.22 0.59 0.06 84.24 03:57:01 AM 0 1.87 0.00 0.71 0.53 0.07 96.82 03:57:01 AM 1 20.17 0.00 2.02 0.88 0.07 76.86 03:57:01 AM 2 15.86 0.00 0.90 0.56 0.07 82.61 03:57:01 AM 3 21.90 0.00 1.97 1.10 0.07 74.96 03:57:01 AM 4 18.82 0.00 1.26 0.60 0.07 79.26 03:57:01 AM 5 11.39 0.00 0.92 0.29 0.05 87.35 03:57:01 AM 6 12.82 0.00 1.19 0.49 0.05 85.44 03:57:01 AM 7 8.40 0.00 0.76 0.24 0.03 90.56 03:58:01 AM all 14.63 0.00 1.63 0.76 0.07 82.92 03:58:01 AM 0 11.97 0.00 2.28 0.49 0.07 85.20 03:58:01 AM 1 20.61 0.00 1.65 2.00 0.08 75.66 03:58:01 AM 2 10.10 0.00 1.07 0.92 0.07 87.84 03:58:01 AM 3 16.70 0.00 1.31 0.66 0.05 81.28 03:58:01 AM 4 15.40 0.00 1.35 0.62 0.07 82.56 03:58:01 AM 5 13.36 0.00 2.00 0.39 0.07 84.18 03:58:01 AM 6 18.38 0.00 2.49 0.63 0.07 78.42 03:58:01 AM 7 10.62 0.00 0.90 0.35 0.05 88.08 Average: all 14.27 0.00 1.42 0.67 0.06 83.57 Average: 0 6.96 0.00 1.50 0.51 0.07 90.97 Average: 1 20.39 0.00 1.83 1.44 0.08 76.26 Average: 2 12.96 0.00 0.99 0.74 0.07 85.25 Average: 3 19.30 0.00 1.64 0.88 0.06 78.12 Average: 4 17.10 0.00 1.31 0.61 0.07 80.92 Average: 5 12.38 0.00 1.46 0.34 0.06 85.76 Average: 6 15.59 0.00 1.84 0.56 0.06 81.94 Average: 7 9.52 0.00 0.83 0.29 0.04 89.31