---> uname -a: Linux prd-centos8-builder-4c-4g-9533.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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 nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 9.7G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 909 11500 19 3354 14504 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:cd:3e:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.114/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fecd:3e79/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 05/11/2026 _x86_64_ (4 CPU) 07:52:31 LINUX RESTART (4 CPU) 07:53:01 AM tps rtps wtps bread/s bwrtn/s 07:54:01 AM 296.70 109.98 186.72 3398.20 12260.93 07:55:01 AM 635.64 0.00 635.64 0.00 30175.29 07:56:01 AM 621.03 0.05 620.98 14.13 20584.27 07:57:01 AM 53.72 2.65 51.07 673.89 2800.63 Average: 401.78 28.17 373.61 1021.61 16455.28 07:53:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:54:01 AM 12672852 14716444 3468680 21.49 2688 2236552 1481432 8.62 214092 2833740 300688 07:55:01 AM 10956840 13958636 5184692 32.12 2688 3045016 2099416 12.21 256084 4180580 515504 07:56:01 AM 10384820 13390368 5756712 35.66 2688 3045464 2656120 15.45 260764 4691032 12 07:57:01 AM 11740152 14811212 4401380 27.27 2688 3106884 901948 5.25 463664 3146852 44080 Average: 11438666 14219165 4702866 29.14 2688 2858479 1784729 10.38 298651 3713051 215071 07:53:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:54:01 AM eth0 188.40 144.30 2662.29 25.66 0.00 0.00 0.00 0.00 07:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:55:01 AM eth0 2293.03 1815.06 2031.73 550.91 0.00 0.00 0.00 0.00 07:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:56:01 AM eth0 1.92 0.68 0.81 0.50 0.00 0.00 0.00 0.00 07:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:57:01 AM eth0 62.44 49.96 292.10 18.29 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 636.40 502.47 1246.74 148.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 05/11/2026 _x86_64_ (4 CPU) 07:52:31 LINUX RESTART (4 CPU) 07:53:01 AM CPU %user %nice %system %iowait %steal %idle 07:54:01 AM all 25.98 0.84 12.77 1.72 0.10 58.58 07:54:01 AM 0 18.57 0.80 12.15 1.18 0.10 67.19 07:54:01 AM 1 16.79 1.04 13.41 1.96 0.08 66.72 07:54:01 AM 2 42.09 0.68 12.12 2.20 0.13 42.76 07:54:01 AM 3 26.46 0.86 13.41 1.53 0.10 57.65 07:55:01 AM all 27.87 0.00 8.58 2.05 0.13 61.37 07:55:01 AM 0 72.79 0.00 7.33 1.67 0.13 18.07 07:55:01 AM 1 8.01 0.00 9.81 3.09 0.12 78.97 07:55:01 AM 2 10.67 0.00 8.37 3.14 0.14 77.69 07:55:01 AM 3 19.69 0.00 8.84 0.30 0.14 71.03 07:56:01 AM all 32.33 0.00 1.32 2.14 0.10 64.11 07:56:01 AM 0 10.09 0.00 1.39 2.93 0.08 85.51 07:56:01 AM 1 53.51 0.00 1.30 0.00 0.10 45.09 07:56:01 AM 2 20.75 0.00 1.40 3.53 0.10 74.21 07:56:01 AM 3 44.92 0.00 1.20 2.09 0.10 51.69 07:57:01 AM all 27.26 0.00 1.59 0.18 0.08 70.90 07:57:01 AM 0 38.30 0.00 1.82 0.15 0.08 59.64 07:57:01 AM 1 40.77 0.00 2.35 0.40 0.08 56.39 07:57:01 AM 2 20.14 0.00 1.05 0.12 0.07 78.63 07:57:01 AM 3 9.80 0.00 1.14 0.03 0.07 88.97 Average: all 28.36 0.21 6.06 1.52 0.10 63.75 Average: 0 34.86 0.20 5.67 1.48 0.10 57.69 Average: 1 29.88 0.26 6.70 1.36 0.10 61.71 Average: 2 23.47 0.17 5.73 2.24 0.11 68.28 Average: 3 25.23 0.21 6.13 0.99 0.10 67.33