---> uname -a: Linux prd-centos8-builder-4c-4g-759.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 918 11488 19 3356 14495 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:07:5c:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.33/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe07:5c69/64 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) 05/18/2026 _x86_64_ (4 CPU) 09:53:46 LINUX RESTART (4 CPU) 09:54:01 AM tps rtps wtps bread/s bwrtn/s 09:55:01 AM 437.20 153.84 283.36 6529.17 10864.58 09:56:01 AM 321.68 13.31 308.37 2235.49 22706.47 09:57:01 AM 1017.71 0.05 1017.66 14.13 33000.03 09:58:01 AM 32.71 2.62 30.09 673.62 1602.70 Average: 452.32 42.46 409.86 2363.45 17042.93 09:54:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:55:01 AM 13401200 15197400 2740332 16.98 2688 1997336 825892 4.80 184016 2169100 236708 09:56:01 AM 11159956 14154884 4981576 30.86 2688 3039856 1937136 11.27 217772 4046276 801248 09:57:01 AM 10461800 13469720 5679732 35.19 2688 3047592 2487628 14.47 260744 4611324 28 09:58:01 AM 11734212 14806492 4407320 27.30 2688 3109864 941792 5.48 455364 3157328 59048 Average: 11689292 14407124 4452240 27.58 2688 2798662 1548112 9.01 279474 3496007 274258 09:54:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:55:01 AM eth0 403.78 215.61 2234.39 72.34 0.00 0.00 0.00 0.00 09:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:56:01 AM eth0 1558.67 1166.79 2955.39 341.59 0.00 0.00 0.00 0.00 09:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:57:01 AM eth0 1106.07 816.15 300.90 248.75 0.00 0.00 0.00 0.00 09:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:58:01 AM eth0 42.99 38.53 280.94 14.53 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 777.85 559.24 1442.97 169.29 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) 05/18/2026 _x86_64_ (4 CPU) 09:53:46 LINUX RESTART (4 CPU) 09:54:01 AM CPU %user %nice %system %iowait %steal %idle 09:55:01 AM all 26.52 1.50 15.63 2.61 0.12 53.62 09:55:01 AM 0 23.95 1.50 15.77 2.03 0.12 56.63 09:55:01 AM 1 26.89 1.47 16.52 3.51 0.13 51.48 09:55:01 AM 2 30.10 1.36 16.78 2.72 0.12 48.93 09:55:01 AM 3 25.16 1.66 13.46 2.16 0.10 57.47 09:56:01 AM all 29.29 0.00 7.07 1.42 0.11 62.12 09:56:01 AM 0 13.57 0.00 6.96 1.07 0.10 78.30 09:56:01 AM 1 15.87 0.00 7.34 1.37 0.10 75.31 09:56:01 AM 2 66.91 0.00 6.08 1.28 0.10 25.63 09:56:01 AM 3 20.56 0.00 7.92 1.95 0.12 69.44 09:57:01 AM all 31.66 0.00 3.00 3.41 0.10 61.84 09:57:01 AM 0 14.18 0.00 2.35 2.40 0.08 80.99 09:57:01 AM 1 11.46 0.00 3.31 6.01 0.08 79.14 09:57:01 AM 2 11.23 0.00 3.65 4.77 0.12 80.24 09:57:01 AM 3 89.40 0.00 2.70 0.47 0.10 7.33 09:58:01 AM all 29.42 0.00 1.20 0.12 0.10 69.15 09:58:01 AM 0 8.22 0.00 0.77 0.08 0.10 90.83 09:58:01 AM 1 48.15 0.00 1.45 0.13 0.10 50.17 09:58:01 AM 2 32.85 0.00 1.85 0.22 0.08 64.99 09:58:01 AM 3 28.45 0.00 0.73 0.05 0.12 70.65 Average: all 29.22 0.37 6.72 1.89 0.10 61.69 Average: 0 14.97 0.37 6.45 1.39 0.10 76.71 Average: 1 25.66 0.37 7.16 2.75 0.10 63.95 Average: 2 35.25 0.34 7.08 2.24 0.10 54.98 Average: 3 40.99 0.42 6.19 1.15 0.11 51.14