---> uname -a: Linux prd-centos8-docker-8c-8g-17302.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1067 26986 20 3834 30354 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:e6:32:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.188/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fee6:320c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b2:4d:b3:84 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:b2ff:fe4d:b384/64 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) 09/02/2026 _x86_64_ (8 CPU) 03:37:22 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 182.09 14.48 167.61 3221.99 10922.63 03:40:01 AM 430.19 4.78 425.41 1165.34 17286.55 03:41:01 AM 265.93 3.07 262.87 457.24 46034.95 Average: 292.74 7.44 285.29 1614.79 24749.23 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 28817108 30846452 3836264 11.75 2688 2345072 1858668 5.52 165060 3197308 255132 03:40:01 AM 27522440 29965548 5130932 15.71 2688 2749196 2418356 7.18 275064 4338800 220676 03:41:01 AM 25880796 29315096 6772576 20.74 2688 3725932 3582936 10.63 647800 5543880 124240 Average: 27406781 30042365 5246591 16.07 2688 2940067 2619987 7.77 362641 4359996 200016 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 208.38 169.74 2595.24 44.38 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 407.75 366.66 5787.51 53.19 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 351.34 308.40 7104.27 36.20 0.00 0.00 0.00 0.00 03:41:01 AM docker0 16.03 22.37 0.92 308.70 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 322.49 281.60 5162.45 44.59 0.00 0.00 0.00 0.00 Average: docker0 5.34 7.46 0.31 102.91 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) 09/02/2026 _x86_64_ (8 CPU) 03:37:22 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 12.21 0.00 1.19 0.42 0.00 86.18 03:39:01 AM 0 2.91 0.00 0.70 0.12 0.00 96.28 03:39:01 AM 1 11.74 0.00 1.02 0.92 0.00 86.33 03:39:01 AM 2 9.54 0.00 1.47 0.65 0.02 88.32 03:39:01 AM 3 21.02 0.00 2.16 0.42 0.02 76.39 03:39:01 AM 4 12.82 0.00 0.52 0.27 0.00 86.40 03:39:01 AM 5 7.62 0.00 1.00 0.12 0.00 91.26 03:39:01 AM 6 21.94 0.00 1.47 0.30 0.00 76.28 03:39:01 AM 7 10.13 0.00 1.17 0.53 0.00 88.16 03:40:01 AM all 26.67 0.00 1.75 1.02 0.01 70.55 03:40:01 AM 0 24.01 0.00 2.24 0.80 0.02 72.93 03:40:01 AM 1 31.81 0.00 1.86 0.92 0.02 65.40 03:40:01 AM 2 19.66 0.00 1.39 0.80 0.00 78.14 03:40:01 AM 3 30.31 0.00 1.37 0.50 0.00 67.82 03:40:01 AM 4 33.25 0.00 1.54 0.59 0.02 64.61 03:40:01 AM 5 22.98 0.00 1.51 0.28 0.02 75.21 03:40:01 AM 6 28.44 0.00 2.14 3.20 0.00 66.22 03:40:01 AM 7 22.93 0.00 1.96 1.02 0.02 74.08 03:41:01 AM all 15.71 0.00 3.26 0.82 0.01 80.19 03:41:01 AM 0 12.07 0.00 2.69 0.13 0.00 85.10 03:41:01 AM 1 27.01 0.00 3.11 1.09 0.00 68.79 03:41:01 AM 2 17.29 0.00 3.90 1.44 0.02 77.36 03:41:01 AM 3 11.76 0.00 3.08 0.74 0.02 84.41 03:41:01 AM 4 16.70 0.00 3.47 1.13 0.00 78.70 03:41:01 AM 5 10.72 0.00 3.81 0.87 0.02 84.58 03:41:01 AM 6 12.36 0.00 3.25 0.59 0.02 83.79 03:41:01 AM 7 17.75 0.00 2.81 0.61 0.00 78.84 Average: all 18.20 0.00 2.07 0.75 0.01 78.98 Average: 0 12.99 0.00 1.88 0.35 0.01 84.78 Average: 1 23.51 0.00 1.99 0.98 0.01 73.51 Average: 2 15.49 0.00 2.25 0.96 0.01 81.29 Average: 3 21.04 0.00 2.20 0.55 0.01 76.19 Average: 4 20.92 0.00 1.84 0.66 0.01 76.58 Average: 5 13.78 0.00 2.10 0.42 0.01 83.68 Average: 6 20.93 0.00 2.29 1.36 0.01 75.42 Average: 7 16.93 0.00 1.98 0.72 0.01 80.37