---> uname -a: Linux prd-centos8-docker-8c-8g-909.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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: 31888 1062 26390 20 4435 30356 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:64:cf:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.63/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe64:cfbd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cd:52:8f:5c 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:cdff:fe52:8f5c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 09/13/2026 _x86_64_ (8 CPU) 02:28:22 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 143.71 14.79 128.92 3149.76 10491.70 02:31:01 AM 243.25 4.82 238.44 1099.63 13603.72 02:32:01 AM 137.85 16.61 121.24 5512.58 37096.10 Average: 174.93 12.07 162.86 3254.11 20397.55 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29161832 31119384 3491540 10.69 2688 2275092 2036436 6.04 156824 2868632 232988 02:31:01 AM 27649388 30018532 5003984 15.32 2688 2678532 2408684 7.15 259528 4237708 273684 02:32:01 AM 26507808 30090576 6145564 18.82 2688 3874928 2466164 7.32 542648 5030576 248464 Average: 27773009 30409497 4880363 14.95 2688 2942851 2303761 6.84 319667 4045639 251712 02:29:01 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 162.77 111.69 1696.25 31.39 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 478.29 371.49 5943.74 51.99 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 11.93 11.93 1.27 1.27 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1875.21 529.44 7691.15 62.55 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.30 5.40 0.61 0.63 0.00 0.00 0.00 0.00 Average: lo 3.98 3.98 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 838.78 337.54 5110.33 48.64 0.00 0.00 0.00 0.00 Average: docker0 1.43 1.80 0.20 0.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 09/13/2026 _x86_64_ (8 CPU) 02:28:22 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 11.01 0.00 1.14 0.56 0.01 87.27 02:30:01 AM 0 10.63 0.00 1.05 0.27 0.00 88.05 02:30:01 AM 1 4.38 0.00 0.57 0.22 0.02 94.82 02:30:01 AM 2 22.56 0.00 1.32 0.63 0.02 75.47 02:30:01 AM 3 19.63 0.00 2.25 0.78 0.02 77.32 02:30:01 AM 4 8.34 0.00 1.02 0.10 0.00 90.54 02:30:01 AM 5 3.67 0.00 0.57 1.29 0.02 94.46 02:30:01 AM 6 13.40 0.00 1.79 0.63 0.05 84.13 02:30:01 AM 7 5.41 0.00 0.58 0.57 0.00 93.44 02:31:01 AM all 28.23 0.00 1.42 1.04 0.01 69.29 02:31:01 AM 0 30.11 0.00 1.39 0.50 0.02 67.98 02:31:01 AM 1 25.91 0.00 2.26 2.12 0.03 69.68 02:31:01 AM 2 32.39 0.00 1.09 0.13 0.02 66.37 02:31:01 AM 3 17.26 0.00 1.04 0.87 0.02 80.82 02:31:01 AM 4 36.86 0.00 1.35 1.62 0.02 60.14 02:31:01 AM 5 20.84 0.00 1.51 1.77 0.00 75.88 02:31:01 AM 6 24.64 0.00 1.96 1.11 0.02 72.28 02:31:01 AM 7 37.82 0.00 0.79 0.22 0.00 61.18 02:32:01 AM all 19.37 0.24 3.06 0.81 0.02 76.49 02:32:01 AM 0 10.39 0.08 2.36 0.07 0.03 87.06 02:32:01 AM 1 17.16 1.54 3.21 1.45 0.02 76.63 02:32:01 AM 2 18.91 0.00 2.96 1.82 0.02 76.29 02:32:01 AM 3 18.32 0.05 4.07 1.87 0.02 75.67 02:32:01 AM 4 18.25 0.03 2.76 0.34 0.02 78.60 02:32:01 AM 5 22.09 0.10 3.14 0.13 0.03 74.50 02:32:01 AM 6 23.52 0.08 3.28 0.45 0.02 72.64 02:32:01 AM 7 26.31 0.05 2.68 0.37 0.02 70.58 Average: all 19.53 0.08 1.87 0.81 0.02 77.69 Average: 0 17.06 0.03 1.60 0.28 0.02 81.02 Average: 1 15.81 0.51 2.01 1.26 0.02 80.39 Average: 2 24.64 0.00 1.78 0.86 0.02 72.70 Average: 3 18.40 0.02 2.45 1.17 0.02 77.94 Average: 4 21.16 0.01 1.71 0.69 0.01 76.42 Average: 5 15.51 0.03 1.73 1.07 0.02 81.64 Average: 6 20.51 0.03 2.34 0.73 0.03 76.36 Average: 7 23.17 0.02 1.35 0.39 0.01 75.08