---> uname -a: Linux prd-centos8-docker-8c-8g-70.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: 2800.000 BogoMIPS: 5600.00 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 1036 27239 20 3611 30388 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:c7:e4:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.232/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86153sec preferred_lft 86153sec inet6 fe80::f816:3eff:fec7:e404/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:60:de:b3:bc 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::42:60ff:fede:b3bc/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) 10/08/2026 _x86_64_ (8 CPU) 03:37:43 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 206.65 18.27 188.37 3833.30 8135.00 03:40:01 AM 372.88 14.88 358.00 3124.69 16313.96 03:41:01 AM 232.97 6.88 226.09 1277.04 14822.31 Average: 270.83 13.34 257.48 2745.07 13090.15 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29528128 31247332 3125244 9.57 2688 2044068 1449000 4.30 146504 2546732 196512 03:40:01 AM 28545296 30727528 4108076 12.58 2688 2491956 1867200 5.54 212604 3393880 178040 03:41:01 AM 27392412 29991184 5260960 16.11 2688 2901204 2309888 6.85 417808 4310252 157588 Average: 28488612 30655348 4164760 12.75 2688 2479076 1875363 5.56 258972 3416955 177380 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 394.15 257.17 2095.49 64.79 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 372.56 341.84 3689.53 70.09 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 427.31 372.23 5803.22 47.71 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 398.01 323.74 3862.65 60.87 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) 10/08/2026 _x86_64_ (8 CPU) 03:37:43 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 12.27 0.00 1.73 1.09 0.01 84.90 03:39:01 AM 0 4.72 0.00 1.19 1.64 0.02 92.44 03:39:01 AM 1 11.75 0.00 1.72 0.35 0.02 86.16 03:39:01 AM 2 11.57 0.00 2.27 2.71 0.02 83.44 03:39:01 AM 3 27.66 0.00 2.45 0.85 0.02 69.02 03:39:01 AM 4 10.94 0.00 2.20 1.32 0.02 85.52 03:39:01 AM 5 11.23 0.00 1.70 0.37 0.02 86.68 03:39:01 AM 6 12.05 0.00 1.20 0.62 0.00 86.13 03:39:01 AM 7 8.21 0.00 1.09 0.82 0.00 89.88 03:40:01 AM all 16.76 0.00 1.69 1.03 0.02 80.50 03:40:01 AM 0 11.89 0.00 1.32 0.94 0.02 85.83 03:40:01 AM 1 10.76 0.00 2.21 1.69 0.02 85.32 03:40:01 AM 2 21.99 0.00 2.38 0.59 0.02 75.03 03:40:01 AM 3 19.47 0.00 1.39 0.85 0.02 78.27 03:40:01 AM 4 13.50 0.00 1.47 1.02 0.02 83.99 03:40:01 AM 5 22.49 0.00 1.99 1.99 0.02 73.51 03:40:01 AM 6 17.29 0.00 1.02 0.25 0.02 81.42 03:40:01 AM 7 16.70 0.00 1.72 0.89 0.03 80.66 03:41:01 AM all 27.22 0.00 1.62 0.61 0.01 70.54 03:41:01 AM 0 27.82 0.00 1.51 0.70 0.02 69.95 03:41:01 AM 1 18.08 0.00 1.51 0.74 0.02 79.65 03:41:01 AM 2 33.02 0.00 1.76 0.35 0.02 64.86 03:41:01 AM 3 28.10 0.00 1.37 0.17 0.02 70.34 03:41:01 AM 4 40.23 0.00 2.53 1.58 0.02 55.64 03:41:01 AM 5 25.03 0.00 1.29 0.32 0.00 73.37 03:41:01 AM 6 15.78 0.00 1.44 0.30 0.02 82.46 03:41:01 AM 7 29.69 0.00 1.51 0.70 0.00 68.10 Average: all 18.74 0.00 1.68 0.91 0.01 78.66 Average: 0 14.80 0.00 1.34 1.09 0.02 82.75 Average: 1 13.53 0.00 1.82 0.93 0.02 83.71 Average: 2 22.18 0.00 2.14 1.22 0.02 74.45 Average: 3 25.07 0.00 1.74 0.62 0.02 72.55 Average: 4 21.55 0.00 2.07 1.31 0.02 75.06 Average: 5 19.58 0.00 1.66 0.89 0.01 77.86 Average: 6 15.04 0.00 1.22 0.39 0.01 83.34 Average: 7 18.20 0.00 1.44 0.80 0.01 79.55