---> uname -a: Linux prd-centos8-docker-8c-8g-12134.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 999 28144 19 2745 30445 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:d0:60:9a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.201/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86167sec preferred_lft 86167sec inet6 fe80::f816:3eff:fed0:609a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b9:c9:bf:a0 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) 11/12/2025 _x86_64_ (8 CPU) 13:11:55 LINUX RESTART (8 CPU) 01:12:01 PM tps rtps wtps bread/s bwrtn/s 01:13:01 PM 351.58 124.56 227.02 13356.20 42816.66 01:14:01 PM 256.01 18.56 237.45 7574.54 13381.24 01:15:01 PM 64.19 2.13 62.06 815.86 9394.45 Average: 223.94 48.42 175.52 7249.23 21864.81 01:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:13:01 PM 29638432 31280728 3017280 9.24 2688 1967812 1425908 4.23 138576 2458348 179768 01:14:01 PM 27930040 30190952 4725672 14.47 2688 2574724 2368624 7.03 256980 3988180 241912 01:15:01 PM 28850232 31195956 3805480 11.65 2688 2657488 1459612 4.33 504468 2814924 48040 Average: 28806235 30889212 3849477 11.79 2688 2400008 1751381 5.20 300008 3087151 156573 01:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:13:01 PM eth0 402.97 270.21 1732.51 66.57 0.00 0.00 0.00 0.00 01:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:14:01 PM eth0 472.04 344.89 5117.39 62.36 0.00 0.00 0.00 0.00 01:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:15:01 PM eth0 196.33 162.09 1021.52 37.15 0.00 0.00 0.00 0.00 01:15:01 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 357.12 259.07 2623.90 55.36 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) 11/12/2025 _x86_64_ (8 CPU) 13:11:55 LINUX RESTART (8 CPU) 01:12:01 PM CPU %user %nice %system %iowait %steal %idle 01:13:01 PM all 14.09 0.00 2.62 2.26 0.06 80.97 01:13:01 PM 0 9.84 0.00 2.14 0.64 0.07 87.32 01:13:01 PM 1 21.64 0.00 4.14 3.12 0.07 71.03 01:13:01 PM 2 6.83 0.00 2.98 6.93 0.07 83.19 01:13:01 PM 3 16.22 0.00 2.49 0.30 0.05 80.94 01:13:01 PM 4 16.57 0.00 2.23 1.76 0.05 79.39 01:13:01 PM 5 14.46 0.00 2.68 2.13 0.07 80.67 01:13:01 PM 6 12.30 0.00 1.71 2.74 0.03 83.22 01:13:01 PM 7 14.89 0.00 2.63 0.47 0.05 81.97 01:14:01 PM all 14.07 0.00 1.18 0.97 0.06 83.72 01:14:01 PM 0 20.82 0.00 1.54 1.26 0.08 76.31 01:14:01 PM 1 8.18 0.00 1.35 1.12 0.05 89.30 01:14:01 PM 2 24.58 0.00 1.37 0.89 0.07 73.10 01:14:01 PM 3 7.45 0.00 1.24 1.55 0.07 89.69 01:14:01 PM 4 8.74 0.00 1.15 1.39 0.08 88.64 01:14:01 PM 5 8.39 0.00 0.62 0.08 0.03 90.88 01:14:01 PM 6 21.65 0.00 1.14 0.95 0.07 76.19 01:14:01 PM 7 12.74 0.00 1.07 0.48 0.05 85.66 01:15:01 PM all 25.43 0.00 0.86 0.41 0.08 73.23 01:15:01 PM 0 21.69 0.00 1.14 0.38 0.10 76.69 01:15:01 PM 1 24.57 0.00 0.25 0.18 0.05 74.95 01:15:01 PM 2 38.91 0.00 1.25 1.45 0.08 58.30 01:15:01 PM 3 8.55 0.00 0.75 0.03 0.07 90.60 01:15:01 PM 4 23.91 0.00 1.49 1.19 0.08 73.33 01:15:01 PM 5 23.95 0.00 0.92 0.03 0.08 75.01 01:15:01 PM 6 35.45 0.00 0.57 0.00 0.07 63.91 01:15:01 PM 7 26.36 0.00 0.52 0.02 0.07 73.04 Average: all 17.87 0.00 1.56 1.21 0.06 79.30 Average: 0 17.45 0.00 1.60 0.76 0.08 80.10 Average: 1 18.13 0.00 1.91 1.47 0.06 78.43 Average: 2 23.45 0.00 1.87 3.09 0.07 71.52 Average: 3 10.74 0.00 1.49 0.63 0.06 87.08 Average: 4 16.41 0.00 1.62 1.44 0.07 80.45 Average: 5 15.60 0.00 1.40 0.75 0.06 82.19 Average: 6 23.15 0.00 1.14 1.23 0.06 74.43 Average: 7 18.00 0.00 1.40 0.32 0.06 80.22