---> uname -a: Linux prd-centos8-builder-2c-1g-30893.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): 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: 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): 0,1 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 nrip_save 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 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7699 598 4998 19 2101 6794 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:87:ee:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.9/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86160sec preferred_lft 86160sec inet6 fe80::f816:3eff:fe87:ee67/64 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) 02/26/2026 _x86_64_ (2 CPU) 07:03:21 LINUX RESTART (2 CPU) 07:04:02 AM tps rtps wtps bread/s bwrtn/s 07:05:01 AM 231.40 82.40 149.00 821.82 12009.78 07:06:01 AM 65.16 0.35 64.81 43.72 5248.47 07:07:01 AM 25.50 0.92 24.58 46.53 699.23 Average: 106.66 27.58 79.08 301.14 5952.48 07:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:05:01 AM 5179152 7009368 2705284 34.31 2688 1997556 700876 7.85 198668 2140188 122976 07:06:01 AM 5178032 7011620 2706404 34.33 2688 2000160 710480 7.95 229776 2105520 7460 07:07:01 AM 5159392 6994476 2725044 34.56 2688 2001564 709820 7.95 399376 1954552 7516 Average: 5172192 7005155 2712244 34.40 2688 1999760 707059 7.92 275940 2066753 45984 07:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 AM eth0 91.27 68.71 1158.51 12.39 0.00 0.00 0.00 0.00 07:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 AM eth0 32.51 28.62 51.22 14.45 0.00 0.00 0.00 0.00 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 31.46 26.43 29.90 10.63 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 51.53 41.10 409.07 12.49 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) 02/26/2026 _x86_64_ (2 CPU) 07:03:21 LINUX RESTART (2 CPU) 07:04:02 AM CPU %user %nice %system %iowait %steal %idle 07:05:01 AM all 37.59 1.25 14.64 4.95 0.09 41.48 07:05:01 AM 0 35.07 0.97 13.25 5.13 0.10 45.48 07:05:01 AM 1 40.13 1.53 16.04 4.76 0.09 37.46 07:06:01 AM all 39.09 0.00 2.96 1.12 0.09 56.73 07:06:01 AM 0 38.00 0.00 3.23 1.22 0.08 57.47 07:06:01 AM 1 40.18 0.00 2.70 1.03 0.10 55.99 07:07:01 AM all 37.95 0.00 2.85 0.18 0.08 58.92 07:07:01 AM 0 19.53 0.00 2.28 0.18 0.08 77.93 07:07:01 AM 1 56.42 0.00 3.43 0.18 0.08 39.88 Average: all 38.22 0.41 6.75 2.06 0.09 52.47 Average: 0 30.83 0.32 6.20 2.15 0.09 60.41 Average: 1 45.63 0.50 7.31 1.97 0.09 44.51