---> uname -a: Linux prd-centos8-builder-2c-4g-4212.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 517 1036 17 2112 2871 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:60:43:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.169/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85890sec preferred_lft 85890sec inet6 fe80::f816:3eff:fe60:43bb/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) 06/25/2026 _x86_64_ (2 CPU) 00:03:48 LINUX RESTART (2 CPU) 12:04:01 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 228.43 154.76 73.67 14132.71 38447.57 12:06:01 AM 66.57 0.20 66.37 30.00 5987.77 12:07:01 AM 64.09 2.12 61.98 84.48 10550.48 12:08:01 AM 29.71 0.08 29.62 1.87 3030.56 12:09:01 AM 17.11 0.27 16.84 41.84 468.74 12:10:02 AM 15.61 0.00 15.61 0.00 400.38 12:11:01 AM 16.21 0.64 15.57 21.14 588.14 12:12:01 AM 19.36 0.47 18.90 48.93 554.52 Average: 57.23 19.86 37.37 1799.23 7519.11 12:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 1595456 3058440 2158220 57.50 2104 1641872 594016 12.37 137388 1771500 50260 12:06:01 AM 1270584 2982048 2483092 66.15 2104 1879076 639836 13.32 145172 2046720 168300 12:07:01 AM 1127752 2959888 2625924 69.96 2104 1991528 639496 13.32 148088 2152312 24280 12:08:01 AM 992508 2903640 2761168 73.56 2104 2070140 693292 14.44 177892 2257360 47068 12:09:01 AM 1063516 2937412 2690160 71.67 2104 2032816 657372 13.69 214036 2150692 8500 12:10:02 AM 1141940 3014848 2611736 69.58 2104 2031840 581736 12.11 214248 2071960 7464 12:11:01 AM 1077228 2950792 2676448 71.30 2104 2032448 657624 13.69 214904 2135708 7480 12:12:01 AM 1128092 3006988 2625584 69.95 2104 2037192 592148 12.33 398428 1898616 20964 Average: 1174634 2976757 2579042 68.71 2104 1964614 631940 13.16 206270 2060608 41790 12:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 241.51 124.50 903.46 56.17 0.00 0.00 0.00 0.00 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 88.14 71.69 1009.32 7.75 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 14.32 13.84 36.47 4.39 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 45.78 37.32 656.55 6.55 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 12.08 13.11 12.87 5.13 0.00 0.00 0.00 0.00 12:10:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:02 AM eth0 8.86 10.66 7.29 4.65 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 12.89 13.70 13.65 8.08 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 15.23 14.93 14.80 7.68 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 54.94 37.52 332.45 12.56 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) 06/25/2026 _x86_64_ (2 CPU) 00:03:48 LINUX RESTART (2 CPU) 12:04:01 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 44.05 0.03 12.44 12.54 1.73 29.20 12:05:01 AM 0 35.86 0.03 12.04 9.98 1.44 40.64 12:05:01 AM 1 52.26 0.03 12.85 15.10 2.03 17.73 12:06:01 AM all 38.31 0.00 4.44 1.53 1.43 54.29 12:06:01 AM 0 14.01 0.00 2.80 2.35 0.95 79.89 12:06:01 AM 1 62.66 0.00 6.09 0.70 1.90 28.64 12:07:01 AM all 38.71 0.00 4.04 2.34 1.61 53.30 12:07:01 AM 0 26.39 0.00 3.58 2.81 1.45 65.77 12:07:01 AM 1 51.07 0.00 4.50 1.87 1.77 40.79 12:08:01 AM all 38.12 0.00 2.51 0.89 1.74 56.74 12:08:01 AM 0 32.48 0.00 2.77 1.03 1.66 62.06 12:08:01 AM 1 43.78 0.00 2.25 0.75 1.81 51.41 12:09:01 AM all 34.80 0.00 2.55 0.31 1.32 61.03 12:09:01 AM 0 32.49 0.00 2.85 0.52 1.27 62.88 12:09:01 AM 1 37.10 0.00 2.24 0.10 1.38 59.18 12:10:02 AM all 39.06 0.00 2.31 0.28 1.57 56.77 12:10:02 AM 0 18.67 0.00 1.38 0.05 1.25 78.66 12:10:02 AM 1 59.56 0.00 3.26 0.52 1.90 34.76 12:11:01 AM all 34.00 0.00 2.31 0.37 1.37 61.95 12:11:01 AM 0 19.88 0.00 2.17 0.39 0.98 76.58 12:11:01 AM 1 48.10 0.00 2.45 0.35 1.76 47.34 12:12:01 AM all 40.86 0.00 3.69 0.64 1.73 53.08 12:12:01 AM 0 30.74 0.00 2.92 0.46 1.44 64.43 12:12:01 AM 1 50.97 0.00 4.46 0.81 2.02 41.73 Average: all 38.49 0.00 4.28 2.36 1.56 53.30 Average: 0 26.33 0.00 3.81 2.20 1.30 66.36 Average: 1 50.68 0.00 4.76 2.52 1.82 40.22