---> uname -a: Linux prd-centos8-docker-8c-8g-4848.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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1082 26281 19 4527 30342 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:10:44:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.161/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86077sec preferred_lft 86077sec inet6 fe80::f816:3eff:fe10:4449/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f5:bd:d5:36 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:f5ff:febd:d536/64 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) 04/22/2026 _x86_64_ (8 CPU) 11:10:28 LINUX RESTART (8 CPU) 11:11:01 AM tps rtps wtps bread/s bwrtn/s 11:12:01 AM 135.59 18.93 116.66 3792.07 8507.95 11:13:02 AM 248.91 4.78 244.13 1126.61 20763.46 11:14:01 AM 113.10 14.08 99.02 978.76 29773.64 11:15:01 AM 77.19 4.05 73.14 6159.28 18810.45 Average: 143.82 10.44 133.37 3022.69 19421.13 11:11:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:12:01 AM 29206868 31093336 3448836 10.56 2688 2205912 1584068 4.70 152064 2850096 239208 11:13:02 AM 27111804 29594728 5543900 16.98 2688 2793312 2687772 7.97 303984 4742656 248248 11:14:01 AM 26180852 29286788 6474852 19.83 2688 3402176 3044448 9.03 455948 5465484 24 11:15:01 AM 26297352 30445520 6358352 19.47 2688 4439228 2044064 6.06 719116 5072680 312212 Average: 27199219 30105093 5456485 16.71 2688 3210157 2340088 6.94 407778 4532729 199923 11:11:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 AM eth0 133.49 94.85 1779.42 20.02 0.00 0.00 0.00 0.00 11:12:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:13:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:13:02 AM eth0 845.83 477.87 7977.66 52.96 0.00 0.00 0.00 0.00 11:13:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:14:01 AM lo 10.13 10.13 1.12 1.12 0.00 0.00 0.00 0.00 11:14:01 AM eth0 826.39 200.93 4196.76 25.95 0.00 0.00 0.00 0.00 11:14:01 AM docker0 4.08 5.13 0.55 0.60 0.00 0.00 0.00 0.00 11:14:01 AM veth8375fad 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:14:01 AM veth4599593 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:15:01 AM lo 3.42 3.42 0.28 0.28 0.00 0.00 0.00 0.00 11:15:01 AM eth0 291.22 233.89 4677.98 27.59 0.00 0.00 0.00 0.00 11:15:01 AM docker0 0.85 0.98 0.11 0.11 0.00 0.00 0.00 0.00 Average: lo 3.36 3.36 0.35 0.35 0.00 0.00 0.00 0.00 Average: eth0 522.97 252.09 4659.73 31.65 0.00 0.00 0.00 0.00 Average: docker0 1.22 1.51 0.16 0.18 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) 04/22/2026 _x86_64_ (8 CPU) 11:10:28 LINUX RESTART (8 CPU) 11:11:01 AM CPU %user %nice %system %iowait %steal %idle 11:12:01 AM all 11.49 0.00 1.08 0.83 0.06 86.54 11:12:01 AM 0 10.67 0.00 0.98 1.12 0.07 87.16 11:12:01 AM 1 11.89 0.00 1.47 0.50 0.07 86.07 11:12:01 AM 2 16.39 0.00 1.25 1.12 0.08 81.15 11:12:01 AM 3 14.52 0.00 1.10 0.23 0.05 84.09 11:12:01 AM 4 0.65 0.00 0.57 0.99 0.07 97.72 11:12:01 AM 5 15.06 0.00 1.20 0.55 0.05 83.14 11:12:01 AM 6 4.81 0.00 0.48 0.32 0.05 94.34 11:12:01 AM 7 17.91 0.00 1.53 1.82 0.05 78.68 11:13:02 AM all 33.66 0.00 1.63 2.24 0.12 62.34 11:13:02 AM 0 21.85 0.00 1.57 8.09 0.15 68.34 11:13:02 AM 1 35.59 0.00 1.14 1.48 0.12 61.67 11:13:02 AM 2 45.17 0.00 1.94 1.69 0.12 51.08 11:13:02 AM 3 35.45 0.00 2.15 1.04 0.12 61.25 11:13:02 AM 4 13.23 0.00 1.41 0.57 0.07 84.72 11:13:02 AM 5 41.92 0.00 2.00 1.96 0.13 53.99 11:13:02 AM 6 35.09 0.00 1.68 2.38 0.12 60.73 11:13:02 AM 7 41.01 0.00 1.19 0.74 0.12 56.94 11:14:01 AM all 14.99 0.31 2.89 4.09 0.11 77.61 11:14:01 AM 0 13.06 0.07 2.52 0.26 0.10 84.00 11:14:01 AM 1 13.13 2.24 2.87 6.96 0.12 74.67 11:14:01 AM 2 13.85 0.00 2.86 5.09 0.10 78.09 11:14:01 AM 3 22.09 0.00 3.09 9.49 0.12 65.21 11:14:01 AM 4 13.32 0.07 3.50 5.40 0.10 77.61 11:14:01 AM 5 17.01 0.10 2.62 2.24 0.09 77.95 11:14:01 AM 6 11.66 0.00 3.12 1.42 0.12 83.67 11:14:01 AM 7 15.75 0.00 2.52 1.87 0.14 79.72 11:15:01 AM all 25.63 0.07 2.12 3.04 0.10 69.05 11:15:01 AM 0 35.58 0.00 1.76 1.04 0.12 61.50 11:15:01 AM 1 20.86 0.55 2.25 2.55 0.08 73.70 11:15:01 AM 2 26.87 0.00 2.52 13.10 0.10 57.41 11:15:01 AM 3 15.20 0.00 1.74 4.56 0.08 78.41 11:15:01 AM 4 22.56 0.00 2.07 0.02 0.08 75.27 11:15:01 AM 5 18.07 0.00 2.02 1.21 0.08 78.61 11:15:01 AM 6 35.49 0.00 2.45 0.72 0.12 61.21 11:15:01 AM 7 30.39 0.00 2.11 1.09 0.13 66.27 Average: all 21.47 0.09 1.92 2.54 0.10 73.88 Average: 0 20.32 0.02 1.70 2.64 0.11 75.21 Average: 1 20.40 0.69 1.93 2.85 0.10 74.03 Average: 2 25.63 0.00 2.14 5.24 0.10 66.89 Average: 3 21.81 0.00 2.02 3.80 0.09 72.29 Average: 4 12.42 0.02 1.88 1.72 0.08 83.88 Average: 5 23.04 0.03 1.95 1.49 0.09 73.40 Average: 6 21.80 0.00 1.93 1.21 0.10 74.97 Average: 7 26.31 0.00 1.84 1.38 0.11 70.37