---> uname -a: Linux prd-centos8-docker-8c-8g-3453.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 1046 26485 19 4357 30378 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:9d:13:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.236/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe9d:13bd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:27:62:a8:4d 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::42:27ff:fe62:a84d/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) 04/20/2026 _x86_64_ (8 CPU) 02:28:41 LINUX RESTART (8 CPU) 02:29:03 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 265.25 26.24 239.01 6272.04 30052.22 02:31:01 AM 275.51 17.28 258.23 3848.58 14195.82 02:32:01 AM 152.10 15.93 136.17 1480.17 38726.62 02:33:01 AM 92.83 5.23 87.60 4670.02 25188.45 Average: 195.85 16.08 179.76 4049.07 27015.43 02:29:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29522280 31211048 3133432 9.60 2688 2012064 1495140 4.44 145524 2558344 196968 02:31:01 AM 28380316 30647680 4275396 13.09 2688 2579664 1854592 5.50 216260 3575000 305404 02:32:01 AM 26463816 29588732 6191896 18.96 2688 3420188 3725860 11.05 460784 5173236 52 02:33:01 AM 27190768 31176276 5464944 16.74 2688 4275476 1452724 4.31 894028 4008892 23264 Average: 27889295 30655934 4766417 14.60 2688 3071848 2132079 6.33 429149 3828868 131422 02:29:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 385.04 252.56 1916.92 71.41 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 535.67 393.34 6337.17 65.37 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 8.91 8.91 1.01 1.01 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1172.26 305.31 6659.65 32.58 0.00 0.00 0.00 0.00 02:32:01 AM docker0 3.53 4.55 0.51 0.53 0.00 0.00 0.00 0.00 02:32:01 AM vethc07dfdf 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM vethe187cc9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM lo 3.05 3.05 0.26 0.26 0.00 0.00 0.00 0.00 02:33:01 AM eth0 144.59 149.06 1391.97 1252.66 0.00 0.00 0.00 0.00 02:33:01 AM docker0 0.75 0.87 0.10 0.10 0.00 0.00 0.00 0.00 Average: lo 3.02 3.02 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 560.88 275.26 4094.77 357.87 0.00 0.00 0.00 0.00 Average: docker0 1.08 1.37 0.15 0.16 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) 04/20/2026 _x86_64_ (8 CPU) 02:28:41 LINUX RESTART (8 CPU) 02:29:03 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 14.83 0.00 2.23 1.74 0.05 81.15 02:30:01 AM 0 18.84 0.00 1.85 0.31 0.07 78.93 02:30:01 AM 1 10.65 0.00 2.20 4.90 0.03 82.21 02:30:01 AM 2 8.68 0.00 2.78 2.22 0.07 86.25 02:30:01 AM 3 23.48 0.00 3.33 2.79 0.07 70.33 02:30:01 AM 4 18.01 0.00 2.18 0.31 0.05 79.45 02:30:01 AM 5 6.90 0.00 1.54 1.53 0.03 90.00 02:30:01 AM 6 18.40 0.00 1.69 0.38 0.03 79.49 02:30:01 AM 7 13.67 0.00 2.30 1.45 0.03 82.54 02:31:01 AM all 18.03 0.00 1.59 1.03 0.07 79.28 02:31:01 AM 0 18.97 0.00 1.09 1.04 0.07 78.84 02:31:01 AM 1 13.80 0.00 1.91 1.67 0.08 82.54 02:31:01 AM 2 22.79 0.00 1.51 0.90 0.08 74.71 02:31:01 AM 3 11.45 0.00 1.82 0.70 0.07 85.96 02:31:01 AM 4 16.80 0.00 1.25 1.15 0.07 80.73 02:31:01 AM 5 20.91 0.00 1.52 0.92 0.07 76.58 02:31:01 AM 6 18.98 0.00 1.88 0.99 0.08 78.07 02:31:01 AM 7 20.53 0.00 1.71 0.85 0.07 76.85 02:32:01 AM all 26.94 0.24 2.67 1.39 0.09 68.67 02:32:01 AM 0 27.48 0.02 2.70 0.27 0.10 69.44 02:32:01 AM 1 30.53 1.82 2.85 1.75 0.10 62.95 02:32:01 AM 2 27.65 0.00 3.91 1.55 0.10 66.78 02:32:01 AM 3 26.55 0.05 3.11 1.68 0.08 68.53 02:32:01 AM 4 18.41 0.00 2.42 2.35 0.08 76.73 02:32:01 AM 5 22.18 0.03 1.81 0.20 0.08 75.68 02:32:01 AM 6 36.60 0.00 2.06 0.22 0.08 61.04 02:32:01 AM 7 26.14 0.03 2.51 3.08 0.08 68.15 02:33:01 AM all 18.05 0.05 1.93 0.58 0.06 79.34 02:33:01 AM 0 10.52 0.00 1.52 0.70 0.05 87.21 02:33:01 AM 1 24.90 0.02 2.53 1.37 0.07 71.11 02:33:01 AM 2 23.81 0.02 2.33 0.65 0.07 73.13 02:33:01 AM 3 22.40 0.00 2.21 0.59 0.07 74.74 02:33:01 AM 4 19.24 0.00 1.76 0.08 0.07 78.85 02:33:01 AM 5 20.79 0.00 2.19 0.72 0.05 76.25 02:33:01 AM 6 11.62 0.00 1.62 0.02 0.05 86.69 02:33:01 AM 7 11.14 0.37 1.27 0.50 0.05 86.67 Average: all 19.49 0.07 2.10 1.18 0.07 77.09 Average: 0 18.94 0.00 1.78 0.58 0.07 78.62 Average: 1 20.03 0.46 2.37 2.41 0.07 74.66 Average: 2 20.83 0.00 2.63 1.32 0.08 75.14 Average: 3 20.94 0.01 2.61 1.43 0.07 74.94 Average: 4 18.11 0.00 1.90 0.98 0.07 78.94 Average: 5 17.79 0.01 1.77 0.84 0.06 79.54 Average: 6 21.40 0.00 1.81 0.40 0.06 76.32 Average: 7 17.89 0.10 1.94 1.47 0.06 78.54