---> uname -a: Linux prd-centos8-docker-8c-8g-28.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: 2799.996 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 983 27752 19 3153 30457 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:dd:55:62 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.144/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86233sec preferred_lft 86233sec inet6 fe80::f816:3eff:fedd:5562/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d3:30:94:39 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) 12/16/2025 _x86_64_ (8 CPU) 06:03:12 LINUX RESTART (8 CPU) 06:04:02 AM tps rtps wtps bread/s bwrtn/s 06:05:01 AM 274.35 15.27 259.08 3849.54 13089.61 06:06:01 AM 197.05 5.33 191.72 225.66 31435.89 Average: 235.37 10.26 225.12 2022.38 22339.81 06:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:05:01 AM 28777660 30798260 3878052 11.88 2688 2333368 2019460 5.99 174732 3218460 144640 06:06:01 AM 28417936 31188016 4237776 12.98 2688 3077168 1495476 4.44 592656 3144968 24660 Average: 28597798 30993138 4057914 12.43 2688 2705268 1757468 5.21 383694 3181714 84650 06:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM eth0 296.14 263.13 2757.39 50.74 0.00 0.00 0.00 0.00 06:05:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 AM eth0 223.11 179.54 2420.99 29.55 0.00 0.00 0.00 0.00 06:06:01 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 259.32 220.98 2587.78 40.06 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) 12/16/2025 _x86_64_ (8 CPU) 06:03:12 LINUX RESTART (8 CPU) 06:04:02 AM CPU %user %nice %system %iowait %steal %idle 06:05:01 AM all 14.85 0.00 1.28 0.84 0.07 82.96 06:05:01 AM 0 6.37 0.00 0.71 0.44 0.05 92.43 06:05:01 AM 1 24.16 0.00 1.48 0.42 0.10 73.84 06:05:01 AM 2 14.25 0.00 1.05 0.53 0.05 84.11 06:05:01 AM 3 8.57 0.00 1.02 0.22 0.07 90.13 06:05:01 AM 4 12.08 0.00 1.04 0.68 0.07 86.13 06:05:01 AM 5 23.94 0.00 2.26 1.97 0.08 71.75 06:05:01 AM 6 14.53 0.00 1.21 1.43 0.09 82.75 06:05:01 AM 7 14.91 0.00 1.46 1.04 0.07 82.52 06:06:01 AM all 13.97 0.00 1.20 0.72 0.06 84.04 06:06:01 AM 0 19.84 0.00 0.95 0.22 0.08 78.91 06:06:01 AM 1 38.53 0.00 1.95 1.17 0.07 58.28 06:06:01 AM 2 11.52 0.00 1.97 1.89 0.05 84.57 06:06:01 AM 3 2.05 0.00 0.65 0.20 0.07 97.03 06:06:01 AM 4 12.63 0.00 1.40 0.57 0.07 85.33 06:06:01 AM 5 11.81 0.00 1.25 1.19 0.05 85.70 06:06:01 AM 6 8.53 0.00 0.75 0.23 0.05 90.44 06:06:01 AM 7 6.85 0.00 0.68 0.30 0.05 92.12 Average: all 14.41 0.00 1.24 0.78 0.07 83.51 Average: 0 13.16 0.00 0.83 0.33 0.07 85.61 Average: 1 31.41 0.00 1.72 0.80 0.08 65.99 Average: 2 12.87 0.00 1.52 1.21 0.05 84.34 Average: 3 5.28 0.00 0.83 0.21 0.07 93.61 Average: 4 12.36 0.00 1.22 0.62 0.07 85.73 Average: 5 17.82 0.00 1.75 1.58 0.07 78.78 Average: 6 11.50 0.00 0.98 0.83 0.07 86.63 Average: 7 10.84 0.00 1.07 0.67 0.06 87.36