---> uname -a: Linux prd-centos8-builder-2c-4g-1087.novalocal 4.18.0-529.el8.x86_64 #1 SMP Wed Dec 6 01:03:46 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 1.8G 0 1.8G 0% /dev tmpfs 1.8G 0 1.8G 0% /dev/shm tmpfs 1.8G 17M 1.8G 1% /run tmpfs 1.8G 0 1.8G 0% /sys/fs/cgroup /dev/vda1 20G 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 533 1082 17 2049 2856 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:80:ab:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.18/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85956sec preferred_lft 85956sec inet6 fe80::f816:3eff:fe80:ab49/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 05/17/2026 _x86_64_ (2 CPU) 04:03:49 LINUX RESTART (2 CPU) 04:04:02 AM tps rtps wtps bread/s bwrtn/s 04:05:01 AM 250.92 177.08 73.84 14933.03 38581.81 04:06:01 AM 65.06 0.38 64.68 34.12 6073.31 04:07:01 AM 66.62 2.10 64.52 84.39 9436.46 04:08:01 AM 26.62 0.28 26.34 40.65 1530.62 04:09:01 AM 19.00 0.07 18.93 3.07 480.90 04:10:01 AM 18.06 0.72 17.34 31.05 731.12 04:11:01 AM 18.87 0.38 18.49 38.65 551.87 Average: 66.01 25.50 40.51 2136.27 8126.04 04:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:05:01 AM 1541900 3026348 2211776 58.92 2104 1663384 674880 14.05 139688 1822008 83000 04:06:01 AM 1279292 2985156 2474384 65.92 2104 1873392 680296 14.17 145332 2037312 170456 04:07:01 AM 1084384 2894648 2669292 71.11 2104 1971028 742296 15.46 148216 2197816 36980 04:08:01 AM 1089968 2901188 2663708 70.96 2104 1972232 734872 15.30 210668 2133292 8404 04:09:01 AM 1194504 3005616 2559172 68.18 2104 1972232 626724 13.05 211740 2028480 7472 04:10:01 AM 1160004 2972300 2593672 69.10 2104 1973296 648908 13.51 396032 1877988 3296 04:11:01 AM 1129372 2945812 2624304 69.91 2104 1976900 669092 13.93 395864 1907644 20340 Average: 1211346 2961581 2542330 67.73 2104 1914638 682438 14.21 235363 2000649 47135 04:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:05:01 AM eth0 214.33 114.94 971.43 56.68 0.00 0.00 0.00 0.00 04:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 AM eth0 76.97 65.24 920.33 7.73 0.00 0.00 0.00 0.00 04:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 AM eth0 44.11 36.89 642.03 6.62 0.00 0.00 0.00 0.00 04:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 AM eth0 12.75 14.48 13.92 6.02 0.00 0.00 0.00 0.00 04:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 AM eth0 12.35 13.91 9.42 6.19 0.00 0.00 0.00 0.00 04:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 AM eth0 18.74 17.37 18.52 6.28 0.00 0.00 0.00 0.00 04:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 AM eth0 11.76 12.78 10.50 5.98 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 55.48 39.20 368.01 13.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 05/17/2026 _x86_64_ (2 CPU) 04:03:49 LINUX RESTART (2 CPU) 04:04:02 AM CPU %user %nice %system %iowait %steal %idle 04:05:01 AM all 45.36 0.07 13.13 12.23 2.30 26.91 04:05:01 AM 0 44.31 0.10 15.80 15.15 2.17 22.46 04:05:01 AM 1 46.41 0.03 10.47 9.32 2.42 31.35 04:06:01 AM all 38.14 0.00 4.07 1.69 1.91 54.19 04:06:01 AM 0 48.06 0.00 4.97 1.71 2.14 43.12 04:06:01 AM 1 28.20 0.00 3.17 1.68 1.68 65.28 04:07:01 AM all 37.81 0.00 4.29 2.72 2.11 53.08 04:07:01 AM 0 57.50 0.00 5.54 2.21 2.49 32.25 04:07:01 AM 1 18.17 0.00 3.03 3.23 1.72 73.85 04:08:01 AM all 36.78 0.00 2.82 0.78 1.73 57.90 04:08:01 AM 0 52.43 0.00 3.37 0.98 1.94 41.27 04:08:01 AM 1 21.14 0.00 2.26 0.58 1.51 74.51 04:09:01 AM all 38.57 0.00 2.68 0.11 1.69 56.95 04:09:01 AM 0 60.25 0.00 3.75 0.13 2.08 33.79 04:09:01 AM 1 16.97 0.00 1.63 0.08 1.29 80.03 04:10:01 AM all 32.83 0.00 3.05 0.28 1.63 62.21 04:10:01 AM 0 48.58 0.00 4.00 0.07 1.61 45.75 04:10:01 AM 1 17.19 0.00 2.12 0.50 1.64 78.56 04:11:01 AM all 40.87 0.00 3.63 0.47 2.03 52.99 04:11:01 AM 0 71.35 0.00 5.17 0.57 2.23 20.69 04:11:01 AM 1 10.68 0.00 2.11 0.38 1.84 84.99 Average: all 38.60 0.01 4.78 2.58 1.91 52.11 Average: 0 54.67 0.01 6.06 2.94 2.10 34.23 Average: 1 22.59 0.00 3.52 2.23 1.73 69.93