---> uname -a: Linux prd-centos8-builder-2c-4g-5470.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 488 1062 17 2114 2900 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:ac:66:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.157/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85902sec preferred_lft 85902sec inet6 fe80::f816:3eff:feac:6608/64 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) 07/11/2026 _x86_64_ (2 CPU) 00:03:51 LINUX RESTART (2 CPU) 12:05:01 AM tps rtps wtps bread/s bwrtn/s 12:06:01 AM 59.61 0.38 59.23 34.12 5713.65 12:07:01 AM 66.75 0.60 66.15 67.30 11039.50 12:08:01 AM 31.01 0.08 30.92 1.87 3025.91 12:09:01 AM 19.35 0.27 19.08 41.86 526.45 12:10:01 AM 13.65 0.00 13.65 0.00 365.74 12:11:01 AM 21.33 0.72 20.61 31.06 904.33 12:12:01 AM 21.01 0.38 20.63 38.65 610.11 Average: 33.24 0.35 32.90 30.69 3169.63 12:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:06:01 AM 1276744 2991592 2476932 65.99 2104 1882412 647708 13.49 145380 2040624 181016 12:07:01 AM 1142880 2977740 2610796 69.55 2104 1994460 630824 13.14 148340 2137368 24284 12:08:01 AM 982208 2896240 2771468 73.83 2104 2073080 712784 14.84 177820 2267440 47068 12:09:01 AM 1021964 2936112 2731712 72.77 2104 2073204 672096 14.00 216504 2189736 45940 12:10:01 AM 1114328 2990124 2639348 70.31 2104 2034784 619108 12.89 214252 2098804 7480 12:11:01 AM 1119076 2995860 2634600 70.19 2104 2035684 609032 12.68 398196 1909512 7496 12:12:01 AM 1100028 2981556 2653648 70.69 2104 2039972 623544 12.98 398140 1928564 20844 Average: 1108175 2967032 2645501 70.48 2104 2019085 645014 13.43 242662 2081721 47733 12:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 91.90 79.31 1021.71 8.30 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 14.09 13.79 36.73 4.42 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 55.03 47.65 660.81 10.12 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 12.60 14.16 13.36 5.78 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 10.25 11.31 8.64 4.17 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 16.18 15.01 16.94 6.06 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 12.21 13.53 11.20 6.45 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 30.32 27.82 252.77 6.47 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) 07/11/2026 _x86_64_ (2 CPU) 00:03:51 LINUX RESTART (2 CPU) 12:05:01 AM CPU %user %nice %system %iowait %steal %idle 12:06:01 AM all 38.11 0.00 3.95 1.41 1.45 55.07 12:06:01 AM 0 38.28 0.00 3.70 1.25 1.38 55.39 12:06:01 AM 1 37.94 0.00 4.21 1.58 1.51 54.76 12:07:01 AM all 39.26 0.00 4.35 2.76 1.41 52.22 12:07:01 AM 0 48.00 0.00 4.38 2.78 1.55 43.28 12:07:01 AM 1 30.53 0.00 4.31 2.73 1.27 61.15 12:08:01 AM all 38.33 0.00 2.29 0.91 1.46 57.01 12:08:01 AM 0 39.66 0.00 2.12 1.29 1.63 55.29 12:08:01 AM 1 37.00 0.00 2.45 0.52 1.30 58.73 12:09:01 AM all 37.27 0.00 2.55 0.38 1.55 58.25 12:09:01 AM 0 37.15 0.00 2.39 0.27 1.53 58.66 12:09:01 AM 1 37.40 0.00 2.71 0.50 1.56 57.83 12:10:01 AM all 36.81 0.00 2.23 0.32 1.33 59.30 12:10:01 AM 0 48.52 0.00 2.83 0.45 1.38 46.82 12:10:01 AM 1 25.14 0.00 1.63 0.20 1.28 71.75 12:11:01 AM all 36.06 0.00 2.82 0.62 1.30 59.21 12:11:01 AM 0 27.86 0.00 2.15 0.95 1.17 67.88 12:11:01 AM 1 44.28 0.00 3.49 0.28 1.43 50.52 12:12:01 AM all 40.62 0.00 3.21 0.46 1.49 54.22 12:12:01 AM 0 32.49 0.00 2.04 0.42 1.38 63.67 12:12:01 AM 1 48.79 0.00 4.37 0.50 1.60 44.74 Average: all 38.07 0.00 3.06 0.98 1.43 56.47 Average: 0 38.85 0.00 2.80 1.06 1.43 55.86 Average: 1 37.29 0.00 3.31 0.90 1.42 57.08