---> uname -a: Linux prd-centos8-docker-8c-8g-1079.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: 2799.996 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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1054 27230 20 3603 30370 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:30:9b:52 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.169/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fe30:9b52/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8a:94:d4:ba 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::42:8aff:fe94:d4ba/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) 10/13/2026 _x86_64_ (8 CPU) 03:37:42 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 225.21 18.96 206.25 4201.42 7661.80 03:40:01 AM 367.06 14.83 352.23 3229.32 16111.10 03:41:01 AM 256.59 6.06 250.52 1200.73 11822.14 Average: 282.95 13.28 269.67 2877.06 11865.01 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29561376 31242056 3091996 9.47 2688 2005672 1470480 4.36 138668 2525416 173500 03:40:01 AM 28599572 30742184 4053800 12.41 2688 2453300 1827272 5.42 207752 3349296 161492 03:41:01 AM 27375264 29966252 5278108 16.16 2688 2893688 2381392 7.07 407896 4337888 272244 Average: 28512071 30650164 4141301 12.68 2688 2450887 1893048 5.62 251439 3404200 202412 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 379.89 261.90 1834.72 64.54 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 304.37 281.54 3350.19 64.14 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 453.12 399.70 6372.76 52.68 0.00 0.00 0.00 0.00 03:41:01 AM 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 379.13 314.38 3852.69 60.45 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 10/13/2026 _x86_64_ (8 CPU) 03:37:42 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 11.43 0.00 1.63 1.03 0.01 85.89 03:39:01 AM 0 4.75 0.00 1.56 0.54 0.00 93.16 03:39:01 AM 1 28.03 0.00 2.75 0.78 0.03 68.40 03:39:01 AM 2 8.24 0.00 1.47 2.43 0.02 87.84 03:39:01 AM 3 6.02 0.00 1.60 2.04 0.00 90.34 03:39:01 AM 4 3.90 0.00 0.79 0.55 0.02 94.74 03:39:01 AM 5 4.18 0.00 1.37 0.45 0.00 94.00 03:39:01 AM 6 6.90 0.00 1.22 0.27 0.00 91.62 03:39:01 AM 7 29.38 0.00 2.31 1.20 0.02 67.09 03:40:01 AM all 16.11 0.00 1.51 0.99 0.01 81.38 03:40:01 AM 0 10.61 0.00 1.35 0.94 0.02 87.08 03:40:01 AM 1 13.31 0.00 1.49 1.41 0.00 83.79 03:40:01 AM 2 25.52 0.00 2.38 0.94 0.02 71.14 03:40:01 AM 3 19.38 0.00 1.12 0.99 0.02 78.50 03:40:01 AM 4 16.54 0.00 1.79 1.52 0.00 80.15 03:40:01 AM 5 18.75 0.00 1.10 0.43 0.02 79.70 03:40:01 AM 6 11.09 0.00 1.52 1.22 0.02 86.15 03:40:01 AM 7 13.65 0.00 1.34 0.44 0.02 84.55 03:41:01 AM all 25.47 0.00 1.70 0.60 0.02 72.21 03:41:01 AM 0 22.72 0.00 1.54 0.18 0.02 75.54 03:41:01 AM 1 24.22 0.00 1.61 0.32 0.03 73.82 03:41:01 AM 2 18.05 0.00 2.29 1.31 0.02 78.34 03:41:01 AM 3 27.48 0.00 1.54 0.50 0.00 70.48 03:41:01 AM 4 21.48 0.00 1.68 0.54 0.02 76.28 03:41:01 AM 5 31.07 0.00 2.03 0.69 0.02 66.20 03:41:01 AM 6 17.76 0.00 1.46 0.77 0.02 79.99 03:41:01 AM 7 40.92 0.00 1.48 0.52 0.03 57.06 Average: all 17.66 0.00 1.62 0.87 0.01 79.84 Average: 0 12.69 0.00 1.48 0.55 0.01 85.26 Average: 1 21.86 0.00 1.95 0.84 0.02 75.33 Average: 2 17.27 0.00 2.05 1.56 0.02 79.11 Average: 3 17.62 0.00 1.42 1.18 0.01 79.78 Average: 4 13.96 0.00 1.42 0.87 0.01 83.73 Average: 5 18.00 0.00 1.50 0.52 0.01 79.97 Average: 6 11.90 0.00 1.40 0.75 0.01 85.93 Average: 7 27.98 0.00 1.71 0.72 0.02 69.57