---> uname -a: Linux prd-centos8-docker-8c-8g-2803.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 1032 28109 19 2747 30408 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:1a:d8:33 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.236/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86200sec preferred_lft 86200sec inet6 fe80::f816:3eff:fe1a:d833/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:01:d3:1d:b1 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) 04/01/2026 _x86_64_ (8 CPU) 12:27:55 LINUX RESTART (8 CPU) 12:29:01 PM tps rtps wtps bread/s bwrtn/s 12:30:01 PM 285.45 18.93 266.52 4163.97 16153.56 12:31:01 PM 116.16 1.35 114.81 288.79 11347.96 Average: 200.79 10.14 190.65 2226.06 13750.36 12:29:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:01 PM 27563200 29818688 5092512 15.59 2688 2566796 2781716 8.25 240392 4359052 243968 12:31:01 PM 28826860 31178264 3828852 11.72 2688 2658452 1427704 4.24 470868 2855188 45356 Average: 28195030 30498476 4460682 13.66 2688 2612624 2104710 6.24 355630 3607120 144662 12:29:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 PM eth0 479.75 374.14 5824.68 52.84 0.00 0.00 0.00 0.00 12:30:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 PM eth0 138.48 122.64 1010.60 29.70 0.00 0.00 0.00 0.00 12:31:01 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 309.09 248.37 3417.24 41.27 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) 04/01/2026 _x86_64_ (8 CPU) 12:27:55 LINUX RESTART (8 CPU) 12:29:01 PM CPU %user %nice %system %iowait %steal %idle 12:30:01 PM all 27.36 0.00 1.50 1.10 0.07 69.96 12:30:01 PM 0 23.32 0.00 0.89 0.42 0.07 75.31 12:30:01 PM 1 20.60 0.00 1.54 1.66 0.07 76.13 12:30:01 PM 2 33.36 0.00 2.13 2.13 0.10 62.28 12:30:01 PM 3 16.38 0.00 1.39 0.74 0.07 81.42 12:30:01 PM 4 26.96 0.00 1.12 0.23 0.07 71.62 12:30:01 PM 5 41.59 0.00 2.97 2.79 0.08 52.56 12:30:01 PM 6 32.17 0.00 0.87 0.30 0.07 66.59 12:30:01 PM 7 24.52 0.00 1.10 0.52 0.07 73.79 12:31:01 PM all 29.25 0.00 1.19 0.40 0.08 69.08 12:31:01 PM 0 24.37 0.00 0.68 0.03 0.07 74.85 12:31:01 PM 1 30.98 0.00 1.14 0.37 0.10 67.41 12:31:01 PM 2 31.59 0.00 1.45 0.58 0.08 66.29 12:31:01 PM 3 27.64 0.00 1.17 0.92 0.07 70.20 12:31:01 PM 4 39.78 0.00 1.34 0.20 0.07 58.61 12:31:01 PM 5 30.98 0.00 1.64 0.90 0.08 66.40 12:31:01 PM 6 40.03 0.00 0.85 0.05 0.08 58.99 12:31:01 PM 7 8.63 0.00 1.24 0.13 0.07 89.93 Average: all 28.31 0.00 1.34 0.75 0.08 69.52 Average: 0 23.84 0.00 0.79 0.23 0.07 75.08 Average: 1 25.80 0.00 1.34 1.01 0.08 71.77 Average: 2 32.47 0.00 1.79 1.35 0.09 64.29 Average: 3 22.02 0.00 1.28 0.83 0.07 75.80 Average: 4 33.37 0.00 1.23 0.22 0.07 65.12 Average: 5 36.28 0.00 2.30 1.85 0.08 59.48 Average: 6 36.10 0.00 0.86 0.18 0.08 62.79 Average: 7 16.58 0.00 1.17 0.33 0.07 81.86