---> uname -a: Linux prd-centos8-builder-2c-1g-5600.novalocal 4.18.0-536.el8.x86_64 #1 SMP Thu Jan 18 15:15:29 UTC 2024 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 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): 0,1 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 9.4G 31G 24% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 575 4824 20 2297 6811 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:03:5c:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.60/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85883sec preferred_lft 85883sec inet6 fe80::f816:3eff:fe03:5cbd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 10/27/2026 _x86_64_ (2 CPU) 10:03:32 LINUX RESTART (2 CPU) 10:04:01 AM tps rtps wtps bread/s bwrtn/s 10:05:01 AM 393.52 199.15 194.37 13405.43 41130.80 10:06:01 AM 56.08 0.23 55.85 31.06 4544.75 10:07:01 AM 92.67 1.20 91.47 234.36 12667.14 10:08:01 AM 43.97 0.05 43.92 1.33 9855.40 10:09:01 AM 16.36 0.20 16.16 32.39 4451.32 10:10:01 AM 9.88 0.03 9.85 1.73 483.71 10:11:01 AM 5.37 0.00 5.37 0.00 192.13 10:12:01 AM 8.28 1.12 7.16 70.24 375.52 Average: 78.27 25.25 53.02 1722.38 9213.38 10:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:01 AM 5482812 7021592 2399624 30.44 2688 1723324 741460 8.30 194068 1897100 37212 10:06:01 AM 5280156 7053264 2602280 33.01 2688 1945748 658128 7.37 197112 2054664 171300 10:07:01 AM 4968520 6993184 2913916 36.97 2688 2187916 695744 7.79 201156 2323504 181416 10:08:01 AM 4712016 6812824 3170420 40.22 2688 2260756 877924 9.83 241884 2526924 112132 10:09:01 AM 4965352 6993744 2917084 37.01 2688 2190972 692120 7.75 235260 2287924 6216 10:10:01 AM 4963172 6991572 2919264 37.04 2688 2191028 708092 7.93 237860 2288208 16 10:11:01 AM 4961452 6989832 2920984 37.06 2688 2191028 690328 7.73 238000 2290164 16 10:12:01 AM 5011596 7042440 2870840 36.42 2688 2193288 649672 7.27 426540 2050716 6416 Average: 5043134 6987306 2839302 36.02 2688 2110508 714184 8.00 246485 2214900 64340 10:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:01 AM eth0 261.14 132.18 1116.83 61.90 0.00 0.00 0.00 0.00 10:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 AM eth0 64.26 39.80 871.01 5.65 0.00 0.00 0.00 0.00 10:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 AM eth0 43.56 27.38 781.20 5.17 0.00 0.00 0.00 0.00 10:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 AM eth0 8.35 7.21 30.40 1.99 0.00 0.00 0.00 0.00 10:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 AM eth0 6.35 5.70 9.56 1.22 0.00 0.00 0.00 0.00 10:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 AM eth0 7.65 5.80 5.99 6.59 0.00 0.00 0.00 0.00 10:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 AM eth0 5.73 5.93 6.89 1.51 0.00 0.00 0.00 0.00 10:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 AM eth0 17.49 12.11 17.47 5.32 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 51.82 29.52 354.93 11.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 10/27/2026 _x86_64_ (2 CPU) 10:03:32 LINUX RESTART (2 CPU) 10:04:01 AM CPU %user %nice %system %iowait %steal %idle 10:05:01 AM all 28.85 1.27 29.59 3.33 0.14 36.83 10:05:01 AM 0 22.71 1.52 32.88 3.26 0.14 39.50 10:05:01 AM 1 34.97 1.01 26.31 3.40 0.15 34.16 10:06:01 AM all 16.81 0.00 2.91 0.47 0.03 79.79 10:06:01 AM 0 15.86 0.00 2.85 0.60 0.03 80.66 10:06:01 AM 1 17.75 0.00 2.97 0.33 0.03 78.91 10:07:01 AM all 25.20 0.00 4.04 0.66 0.02 70.07 10:07:01 AM 0 27.24 0.00 3.87 0.83 0.03 68.02 10:07:01 AM 1 23.16 0.00 4.21 0.48 0.02 72.13 10:08:01 AM all 27.90 0.00 3.27 0.34 0.04 68.45 10:08:01 AM 0 42.50 0.00 3.85 0.25 0.05 53.35 10:08:01 AM 1 13.31 0.00 2.68 0.43 0.03 83.54 10:09:01 AM all 11.95 0.00 1.60 0.15 0.00 86.29 10:09:01 AM 0 5.72 0.00 1.27 0.07 0.00 92.95 10:09:01 AM 1 18.19 0.00 1.94 0.23 0.00 79.64 10:10:01 AM all 23.55 0.00 1.81 0.05 0.03 74.55 10:10:01 AM 0 40.55 0.00 2.15 0.02 0.05 57.23 10:10:01 AM 1 6.55 0.00 1.47 0.08 0.02 91.88 10:11:01 AM all 6.90 0.00 0.74 0.02 0.00 92.34 10:11:01 AM 0 8.01 0.00 0.85 0.00 0.00 91.14 10:11:01 AM 1 5.79 0.00 0.63 0.03 0.00 93.54 10:12:01 AM all 26.96 0.00 2.66 0.04 0.03 70.32 10:12:01 AM 0 48.49 0.00 3.52 0.05 0.03 47.91 10:12:01 AM 1 5.45 0.00 1.80 0.03 0.02 92.70 Average: all 21.01 0.16 5.79 0.63 0.04 72.38 Average: 0 26.39 0.19 6.36 0.63 0.04 66.39 Average: 1 15.62 0.13 5.23 0.63 0.03 78.37