---> uname -a: Linux prd-centos8-docker-8c-8g-3198.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 1059 27224 20 3603 30365 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:4b:9b:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.111/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86165sec preferred_lft 86165sec inet6 fe80::f816:3eff:fe4b:9bf4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d1:ad:12:e0 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:d1ff:fead:12e0/64 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) 09/19/2026 _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 181.91 14.58 167.33 3118.83 10941.40 03:40:01 AM 369.54 5.58 363.96 1232.73 16428.46 03:41:01 AM 210.13 2.38 207.75 438.65 37363.46 Average: 253.85 7.51 246.34 1596.76 21578.06 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 28799412 30827008 3853960 11.80 2688 2343292 1859408 5.52 164696 3215904 256400 03:40:01 AM 27795596 30222792 4857776 14.88 2688 2733600 2181988 6.47 270024 4072676 219512 03:41:01 AM 27869220 31084324 4784152 14.65 2688 3509588 1525956 4.53 749836 3476032 25652 Average: 28154743 30711375 4498629 13.78 2688 2862160 1855784 5.51 394852 3588204 167188 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 209.30 162.16 2596.68 46.05 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 417.53 372.80 5492.62 53.61 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 426.04 353.83 7030.99 42.09 0.00 0.00 0.00 0.00 03:41:01 AM docker0 3.87 6.88 0.23 143.43 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 350.95 296.26 5040.07 47.25 0.00 0.00 0.00 0.00 Average: docker0 1.29 2.29 0.08 47.81 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) 09/19/2026 _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 12.06 0.00 1.16 0.58 0.01 86.19 03:39:01 AM 0 8.60 0.00 0.52 0.03 0.02 90.83 03:39:01 AM 1 12.49 0.00 0.97 0.99 0.02 85.54 03:39:01 AM 2 6.67 0.00 0.92 0.32 0.02 92.08 03:39:01 AM 3 9.47 0.00 1.00 1.27 0.00 88.25 03:39:01 AM 4 29.87 0.00 2.32 0.48 0.03 67.29 03:39:01 AM 5 4.25 0.00 0.55 0.37 0.00 94.83 03:39:01 AM 6 20.12 0.00 2.02 0.64 0.02 77.20 03:39:01 AM 7 5.04 0.00 0.95 0.52 0.00 93.49 03:40:01 AM all 23.64 0.00 1.56 1.39 0.02 73.39 03:40:01 AM 0 29.78 0.00 1.47 0.27 0.02 68.46 03:40:01 AM 1 25.12 0.00 1.21 0.40 0.02 73.26 03:40:01 AM 2 23.51 0.00 1.16 1.00 0.02 74.31 03:40:01 AM 3 35.92 0.00 1.97 1.77 0.03 60.30 03:40:01 AM 4 17.26 0.00 2.38 4.43 0.02 75.91 03:40:01 AM 5 10.76 0.00 1.16 0.54 0.02 87.53 03:40:01 AM 6 24.63 0.00 1.61 1.24 0.02 72.50 03:40:01 AM 7 22.12 0.00 1.56 1.44 0.02 74.86 03:41:01 AM all 18.69 0.00 2.14 0.70 0.02 78.45 03:41:01 AM 0 14.98 0.00 1.54 0.10 0.02 83.36 03:41:01 AM 1 33.23 0.00 2.28 1.37 0.02 63.10 03:41:01 AM 2 33.94 0.00 2.68 0.77 0.03 62.57 03:41:01 AM 3 24.74 0.00 3.50 1.65 0.02 70.09 03:41:01 AM 4 12.72 0.00 1.94 0.56 0.02 84.77 03:41:01 AM 5 8.60 0.00 2.07 0.45 0.02 88.86 03:41:01 AM 6 13.04 0.00 1.36 0.05 0.02 85.53 03:41:01 AM 7 8.13 0.00 1.76 0.66 0.02 89.44 Average: all 18.13 0.00 1.62 0.89 0.02 79.35 Average: 0 17.78 0.00 1.18 0.13 0.02 80.89 Average: 1 23.61 0.00 1.48 0.92 0.02 73.97 Average: 2 21.36 0.00 1.58 0.70 0.02 76.33 Average: 3 23.37 0.00 2.16 1.56 0.02 72.89 Average: 4 19.97 0.00 2.21 1.82 0.02 75.97 Average: 5 7.87 0.00 1.26 0.45 0.01 90.41 Average: 6 19.27 0.00 1.67 0.64 0.02 78.40 Average: 7 11.76 0.00 1.42 0.87 0.01 85.94