---> uname -a: Linux prd-centos8-docker-8c-8g-2757.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 995 28309 19 2584 30448 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:0a:91:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.87/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86218sec preferred_lft 86218sec inet6 fe80::f816:3eff:fe0a:91ac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e2:e2:53:87 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) 10/14/2025 _x86_64_ (8 CPU) 21:16:22 LINUX RESTART (8 CPU) 09:17:01 PM tps rtps wtps bread/s bwrtn/s 09:18:01 PM 155.11 14.30 140.81 3200.93 11306.65 09:19:01 PM 200.05 3.38 196.67 281.42 15050.81 Average: 177.58 8.84 168.74 1741.18 13178.73 09:17:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:18:01 PM 29230332 31120632 3425372 10.49 2688 2207176 1998380 5.93 162596 2798712 102940 09:19:01 PM 28962012 31150076 3693692 11.31 2688 2498576 1496984 4.44 436112 2773452 33876 Average: 29096172 31135354 3559532 10.90 2688 2352876 1747682 5.19 299354 2786082 68408 09:17:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:18:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:18:01 PM eth0 145.38 119.95 1156.63 42.78 0.00 0.00 0.00 0.00 09:18:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 PM eth0 307.42 284.49 2356.73 538.71 0.00 0.00 0.00 0.00 09:19:01 PM 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 226.40 202.22 1756.68 290.75 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) 10/14/2025 _x86_64_ (8 CPU) 21:16:22 LINUX RESTART (8 CPU) 09:17:01 PM CPU %user %nice %system %iowait %steal %idle 09:18:01 PM all 9.12 0.00 0.97 0.51 0.05 89.36 09:18:01 PM 0 13.09 0.00 1.02 0.22 0.07 85.61 09:18:01 PM 1 16.19 0.00 2.21 0.63 0.07 80.90 09:18:01 PM 2 9.70 0.00 1.19 0.33 0.05 88.73 09:18:01 PM 3 4.00 0.00 0.25 0.40 0.07 95.28 09:18:01 PM 4 19.95 0.00 1.87 0.87 0.05 77.26 09:18:01 PM 5 4.23 0.00 0.32 0.43 0.03 94.99 09:18:01 PM 6 2.37 0.00 0.45 0.42 0.02 96.75 09:18:01 PM 7 3.41 0.00 0.47 0.73 0.03 95.36 09:19:01 PM all 15.99 0.00 1.55 0.71 0.07 81.68 09:19:01 PM 0 12.13 0.00 1.26 0.54 0.10 85.98 09:19:01 PM 1 22.77 0.00 2.02 1.02 0.07 74.12 09:19:01 PM 2 9.14 0.00 1.71 0.99 0.07 88.10 09:19:01 PM 3 15.81 0.00 1.44 0.90 0.07 81.78 09:19:01 PM 4 22.17 0.00 1.37 0.50 0.08 75.88 09:19:01 PM 5 16.58 0.00 1.05 0.03 0.07 82.27 09:19:01 PM 6 10.24 0.00 1.83 1.58 0.07 86.29 09:19:01 PM 7 19.06 0.00 1.72 0.13 0.03 79.05 Average: all 12.55 0.00 1.26 0.61 0.06 85.52 Average: 0 12.61 0.00 1.14 0.38 0.08 85.79 Average: 1 19.48 0.00 2.11 0.83 0.07 77.51 Average: 2 9.42 0.00 1.45 0.66 0.06 88.41 Average: 3 9.91 0.00 0.84 0.65 0.07 88.53 Average: 4 21.06 0.00 1.62 0.68 0.07 76.57 Average: 5 10.40 0.00 0.68 0.23 0.05 88.63 Average: 6 6.30 0.00 1.14 0.99 0.04 91.53 Average: 7 11.23 0.00 1.09 0.43 0.03 87.21