---> uname -a: Linux prd-centos8-docker-8c-8g-45237.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 999 28455 19 2434 30442 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:fe:62:f2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.138/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fefe:62f2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6e:43:bc:28 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) 05:17:23 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 129.38 1.72 127.66 271.95 10356.84 05:20:01 AM 185.10 2.72 182.39 955.01 9062.81 05:21:01 AM 71.70 0.60 71.10 30.66 5826.15 Average: 128.73 1.68 127.06 419.24 8415.30 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29532896 31272388 3122816 9.56 2688 2058556 1338576 3.97 145616 2523828 126344 05:20:01 AM 27748236 29693200 4907476 15.03 2688 2256308 2817844 8.36 214608 4200712 87532 05:21:01 AM 29165272 31196620 3490440 10.69 2688 2339512 1423872 4.22 404792 2591360 53932 Average: 28815468 30720736 3840244 11.76 2688 2218125 1860097 5.52 255005 3105300 89269 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 131.21 117.26 1310.93 36.79 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 232.34 199.23 2122.72 41.24 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 239.08 218.88 813.78 181.73 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 200.88 178.46 1415.85 86.58 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) 05:17:23 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 8.59 0.00 0.89 0.65 0.05 89.82 05:19:01 AM 0 1.35 0.00 0.20 0.07 0.05 98.33 05:19:01 AM 1 18.66 0.00 1.79 0.73 0.07 78.75 05:19:01 AM 2 16.59 0.00 1.18 1.12 0.07 81.04 05:19:01 AM 3 7.66 0.00 0.97 0.95 0.07 90.35 05:19:01 AM 4 14.43 0.00 1.27 0.32 0.03 83.95 05:19:01 AM 5 8.25 0.00 1.17 1.02 0.03 89.53 05:19:01 AM 6 0.58 0.00 0.35 0.94 0.07 98.06 05:19:01 AM 7 1.17 0.00 0.17 0.07 0.03 98.57 05:20:01 AM all 38.17 0.00 1.41 0.97 0.10 59.35 05:20:01 AM 0 36.10 0.00 1.30 0.52 0.12 61.96 05:20:01 AM 1 41.68 0.00 1.80 1.05 0.10 55.36 05:20:01 AM 2 34.40 0.00 1.34 1.45 0.10 62.71 05:20:01 AM 3 50.23 0.00 1.82 0.92 0.12 46.91 05:20:01 AM 4 43.12 0.00 1.00 0.80 0.10 54.97 05:20:01 AM 5 33.81 0.00 1.47 2.07 0.08 62.56 05:20:01 AM 6 32.37 0.00 1.29 0.27 0.10 65.98 05:20:01 AM 7 33.68 0.00 1.24 0.68 0.08 64.32 05:21:01 AM all 28.45 0.00 1.65 0.36 0.08 69.45 05:21:01 AM 0 25.21 0.00 1.52 0.42 0.08 72.76 05:21:01 AM 1 39.01 0.00 1.90 0.23 0.10 58.75 05:21:01 AM 2 25.68 0.00 1.29 1.12 0.08 71.82 05:21:01 AM 3 23.40 0.00 1.72 0.03 0.08 74.76 05:21:01 AM 4 30.38 0.00 1.74 0.90 0.08 66.90 05:21:01 AM 5 25.42 0.00 1.85 0.12 0.08 72.53 05:21:01 AM 6 24.37 0.00 1.55 0.03 0.07 73.98 05:21:01 AM 7 34.16 0.00 1.62 0.05 0.08 64.09 Average: all 25.06 0.00 1.31 0.66 0.08 72.88 Average: 0 20.88 0.00 1.01 0.33 0.08 77.69 Average: 1 33.11 0.00 1.83 0.67 0.09 64.29 Average: 2 25.55 0.00 1.27 1.23 0.08 71.86 Average: 3 27.09 0.00 1.50 0.64 0.09 70.68 Average: 4 29.30 0.00 1.34 0.67 0.07 68.62 Average: 5 22.49 0.00 1.50 1.07 0.07 74.87 Average: 6 19.10 0.00 1.06 0.41 0.08 79.35 Average: 7 22.98 0.00 1.01 0.27 0.07 75.67