---> uname -a: Linux prd-centos8-docker-8c-8g-6957.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1071 26414 19 4404 30352 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:b1:81:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.250/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:feb1:81c2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:57:62:d2:1c 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 inet6 fe80::42:57ff:fe62:d21c/64 scope link 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) 04/29/2026 _x86_64_ (8 CPU) 07:30:19 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 241.54 16.59 224.94 3198.13 13342.87 07:33:01 AM 179.04 2.60 176.44 1042.89 16633.16 07:34:01 AM 269.98 16.51 253.47 5602.00 29582.34 Average: 230.19 11.90 218.28 3281.13 19852.97 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 28979344 30950224 3676368 11.26 2688 2286800 1632592 4.84 194604 3008180 148096 07:33:01 AM 26214208 29412728 6441504 19.73 2688 3499384 3125972 9.27 310952 5601172 892108 07:34:01 AM 27119432 31139764 5536280 16.95 2688 4309960 1472024 4.37 760720 4211104 748244 Average: 27437661 30500905 5218051 15.98 2688 3365381 2076863 6.16 422092 4273485 596149 07:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 227.44 185.30 2711.46 47.80 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 1541.01 546.81 11321.16 52.24 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 12.90 12.90 1.35 1.35 0.00 0.00 0.00 0.00 07:34:01 AM eth0 128.06 116.84 1702.95 26.13 0.00 0.00 0.00 0.00 07:34:01 AM docker0 4.78 5.91 0.65 0.69 0.00 0.00 0.00 0.00 Average: lo 4.30 4.30 0.45 0.45 0.00 0.00 0.00 0.00 Average: eth0 632.12 282.97 5244.85 42.06 0.00 0.00 0.00 0.00 Average: docker0 1.59 1.97 0.22 0.23 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) 04/29/2026 _x86_64_ (8 CPU) 07:30:19 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 15.03 0.00 1.48 0.69 0.06 82.73 07:32:01 AM 0 12.20 0.00 1.45 1.10 0.07 85.18 07:32:01 AM 1 8.35 0.00 0.87 0.75 0.08 89.94 07:32:01 AM 2 15.67 0.00 1.40 0.38 0.08 82.46 07:32:01 AM 3 17.82 0.00 1.42 0.73 0.05 79.97 07:32:01 AM 4 24.17 0.00 2.67 1.04 0.07 72.05 07:32:01 AM 5 24.81 0.00 2.09 0.52 0.07 72.52 07:32:01 AM 6 8.29 0.00 0.85 0.39 0.05 90.42 07:32:01 AM 7 8.90 0.00 1.05 0.64 0.05 89.36 07:33:01 AM all 30.49 0.00 2.09 0.47 0.10 66.84 07:33:01 AM 0 24.07 0.00 1.71 0.02 0.08 74.12 07:33:01 AM 1 22.64 0.00 2.22 0.98 0.12 74.04 07:33:01 AM 2 29.18 0.00 2.39 0.24 0.10 68.09 07:33:01 AM 3 35.62 0.00 2.80 0.67 0.10 60.81 07:33:01 AM 4 32.96 0.00 1.89 0.22 0.10 64.83 07:33:01 AM 5 42.40 0.00 2.08 0.79 0.12 54.61 07:33:01 AM 6 14.51 0.00 2.03 0.79 0.08 82.58 07:33:01 AM 7 42.56 0.00 1.63 0.05 0.08 55.68 07:34:01 AM all 25.90 0.60 3.36 0.86 0.10 69.18 07:34:01 AM 0 26.32 0.00 2.28 0.32 0.10 70.98 07:34:01 AM 1 22.64 2.22 3.43 1.18 0.08 70.45 07:34:01 AM 2 32.88 0.03 3.85 1.04 0.12 62.08 07:34:01 AM 3 19.26 0.10 4.10 1.04 0.10 75.39 07:34:01 AM 4 27.22 0.03 3.24 0.64 0.10 68.77 07:34:01 AM 5 20.84 0.07 3.12 0.77 0.10 75.10 07:34:01 AM 6 22.07 2.32 3.00 0.13 0.10 72.38 07:34:01 AM 7 36.01 0.03 3.85 1.75 0.10 58.26 Average: all 23.79 0.20 2.31 0.67 0.09 72.93 Average: 0 20.85 0.00 1.81 0.48 0.08 76.77 Average: 1 17.86 0.74 2.17 0.97 0.10 78.16 Average: 2 25.89 0.01 2.55 0.55 0.10 70.89 Average: 3 24.22 0.03 2.77 0.82 0.08 72.07 Average: 4 28.11 0.01 2.60 0.63 0.09 68.56 Average: 5 29.34 0.02 2.43 0.69 0.09 67.42 Average: 6 14.95 0.77 1.96 0.44 0.08 81.80 Average: 7 29.12 0.01 2.17 0.81 0.08 67.80