---> uname -a: Linux prd-centos8-docker-8c-8g-102.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 984 28245 19 2659 30456 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:3b:25:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.101/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86210sec preferred_lft 86210sec inet6 fe80::f816:3eff:fe3b:2566/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e0:fb:d3:09 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) 12:57:03 LINUX RESTART (8 CPU) 12:58:01 PM tps rtps wtps bread/s bwrtn/s 12:59:01 PM 295.30 17.33 277.97 3623.93 13528.71 01:00:01 PM 114.43 2.23 112.20 655.91 12116.66 Average: 204.86 9.78 195.08 2139.80 12822.63 12:58:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:59:01 PM 28432576 30615364 4223136 12.93 2688 2494228 1870104 5.55 216740 3517072 306888 01:00:01 PM 28941256 31203012 3714456 11.37 2688 2569028 1420460 4.21 444724 2768520 63220 Average: 28686916 30909188 3968796 12.15 2688 2531628 1645282 4.88 330732 3142796 185054 12:58:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:59:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:59:01 PM eth0 401.73 323.08 5468.56 63.95 0.00 0.00 0.00 0.00 12:59:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 PM eth0 89.64 80.22 680.88 19.47 0.00 0.00 0.00 0.00 01:00:01 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 245.67 201.64 3074.52 41.71 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) 12:57:03 LINUX RESTART (8 CPU) 12:58:01 PM CPU %user %nice %system %iowait %steal %idle 12:59:01 PM all 19.33 0.00 1.39 1.30 0.08 77.89 12:59:01 PM 0 18.60 0.00 1.07 0.77 0.08 79.48 12:59:01 PM 1 16.36 0.00 1.82 1.99 0.10 79.73 12:59:01 PM 2 23.45 0.00 1.47 2.15 0.07 72.86 12:59:01 PM 3 13.05 0.00 1.46 1.91 0.08 83.50 12:59:01 PM 4 23.69 0.00 1.97 0.84 0.08 73.42 12:59:01 PM 5 10.95 0.00 0.95 0.62 0.07 87.40 12:59:01 PM 6 29.38 0.00 1.40 0.35 0.08 68.79 12:59:01 PM 7 19.16 0.00 0.97 1.77 0.08 78.01 01:00:01 PM all 23.79 0.00 1.04 0.95 0.07 74.15 01:00:01 PM 0 20.57 0.00 0.97 0.12 0.08 78.26 01:00:01 PM 1 19.55 0.00 1.00 0.07 0.07 79.31 01:00:01 PM 2 18.10 0.00 0.87 2.28 0.07 78.68 01:00:01 PM 3 34.88 0.00 1.07 1.05 0.07 62.93 01:00:01 PM 4 29.19 0.00 1.19 2.78 0.07 66.78 01:00:01 PM 5 31.96 0.00 1.62 0.92 0.07 65.44 01:00:01 PM 6 24.86 0.00 0.87 0.27 0.07 73.93 01:00:01 PM 7 11.13 0.00 0.72 0.17 0.07 87.91 Average: all 21.56 0.00 1.21 1.13 0.08 76.02 Average: 0 19.58 0.00 1.02 0.44 0.08 78.87 Average: 1 17.96 0.00 1.41 1.03 0.08 79.52 Average: 2 20.78 0.00 1.17 2.21 0.07 75.77 Average: 3 23.98 0.00 1.26 1.48 0.08 73.20 Average: 4 26.44 0.00 1.58 1.81 0.08 70.10 Average: 5 21.47 0.00 1.29 0.77 0.07 76.41 Average: 6 27.12 0.00 1.14 0.31 0.08 71.36 Average: 7 15.15 0.00 0.84 0.97 0.08 82.96