---> uname -a: Linux prd-centos8-builder-2c-4g-1883.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: 2800.000 BogoMIPS: 5600.00 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 2899 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:89:82:10 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.62/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85899sec preferred_lft 85899sec inet6 fe80::f816:3eff:fe89:8210/64 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) 05/27/2026 _x86_64_ (2 CPU) 05:03:50 LINUX RESTART (2 CPU) 05:04:01 AM tps rtps wtps bread/s bwrtn/s 05:05:01 AM 249.28 175.12 74.16 14867.51 38111.51 05:06:01 AM 59.91 0.38 59.53 34.12 5754.07 05:07:01 AM 68.86 2.13 66.72 84.92 10620.43 05:08:01 AM 25.59 0.05 25.54 1.33 2763.66 05:09:01 AM 21.53 0.27 21.26 41.86 777.14 05:10:00 AM 14.42 0.00 14.42 0.00 372.15 05:10:01 AM 0.00 0.00 0.00 0.00 0.00 05:11:01 AM 16.91 0.72 16.19 31.06 612.80 05:12:01 AM 20.67 0.38 20.29 38.65 587.96 Average: 59.61 22.38 37.23 1887.47 7449.02 05:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 AM 1573084 3045200 2180592 58.09 2104 1651024 602984 12.56 136048 1794056 70740 05:06:01 AM 1281156 2995240 2472520 65.87 2104 1881692 630224 13.12 145368 2036580 174008 05:07:01 AM 1145080 2979636 2608596 69.49 2104 1993896 611164 12.73 148388 2134784 24256 05:08:01 AM 1011232 2924784 2742444 73.06 2104 2072488 664484 13.84 177984 2238120 55032 05:09:01 AM 1034572 2940604 2719104 72.44 2104 2065052 655596 13.65 216740 2175404 38372 05:10:00 AM 1112972 2988200 2640704 70.35 2104 2034188 605556 12.61 214832 2098772 7464 05:10:01 AM 1110972 2986212 2642704 70.40 2104 2034188 605556 12.61 214832 2100956 7480 05:11:01 AM 1130976 3007224 2622700 69.87 2104 2035100 583800 12.16 398804 1897832 7512 05:12:01 AM 1103424 2984468 2650252 70.60 2104 2039388 613072 12.77 398748 1923444 20852 Average: 1167052 2983508 2586624 68.91 2104 1978557 619160 12.89 227972 2044439 45080 05:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 AM eth0 214.71 105.40 948.28 54.79 0.00 0.00 0.00 0.00 05:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 AM eth0 86.50 72.69 1005.77 7.90 0.00 0.00 0.00 0.00 05:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 AM eth0 13.06 13.18 30.59 4.32 0.00 0.00 0.00 0.00 05:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 AM eth0 48.57 41.27 657.13 6.81 0.00 0.00 0.00 0.00 05:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 AM eth0 12.11 13.53 12.71 5.63 0.00 0.00 0.00 0.00 05:10:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:00 AM eth0 9.76 11.29 8.02 4.41 0.00 0.00 0.00 0.00 05:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 AM eth0 30.97 23.89 33.09 3.62 0.00 0.00 0.00 0.00 05:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 AM eth0 17.33 14.40 19.12 6.00 0.00 0.00 0.00 0.00 05:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 AM eth0 11.98 13.03 9.58 6.38 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 51.80 35.63 336.47 12.03 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) 05/27/2026 _x86_64_ (2 CPU) 05:03:50 LINUX RESTART (2 CPU) 05:04:01 AM CPU %user %nice %system %iowait %steal %idle 05:05:01 AM all 44.47 0.07 13.35 12.32 2.33 27.46 05:05:01 AM 0 42.26 0.07 10.30 13.22 2.47 31.69 05:05:01 AM 1 46.70 0.07 16.41 11.42 2.20 23.20 05:06:01 AM all 37.37 0.00 4.09 1.22 2.15 55.17 05:06:01 AM 0 36.51 0.00 3.62 1.07 2.31 56.48 05:06:01 AM 1 38.24 0.00 4.57 1.36 1.98 53.86 05:07:01 AM all 37.40 0.00 4.10 1.72 1.89 54.89 05:07:01 AM 0 35.74 0.00 4.20 1.10 1.74 57.22 05:07:01 AM 1 39.06 0.00 4.01 2.33 2.04 52.57 05:08:01 AM all 35.02 0.00 2.22 0.37 1.82 60.57 05:08:01 AM 0 14.85 0.00 1.41 0.51 1.70 81.53 05:08:01 AM 1 55.39 0.00 3.04 0.22 1.94 39.41 05:09:01 AM all 38.58 0.00 2.64 0.40 1.71 56.68 05:09:01 AM 0 33.98 0.00 2.16 0.25 1.50 62.11 05:09:01 AM 1 43.16 0.00 3.12 0.55 1.92 51.25 05:10:00 AM all 37.17 0.00 2.34 0.32 1.81 58.36 05:10:00 AM 0 40.79 0.00 2.37 0.12 1.78 54.95 05:10:00 AM 1 33.56 0.00 2.31 0.52 1.84 61.76 05:10:01 AM all 6.22 0.00 0.89 0.00 0.00 92.89 05:10:01 AM 0 0.89 0.00 0.89 0.00 0.00 98.21 05:10:01 AM 1 11.50 0.00 0.88 0.00 0.00 87.61 05:11:01 AM all 36.27 0.00 3.09 0.52 2.15 57.97 05:11:01 AM 0 19.27 0.00 2.39 0.30 1.96 76.08 05:11:01 AM 1 53.37 0.00 3.78 0.75 2.34 39.76 05:12:01 AM all 40.59 0.00 3.37 0.41 2.08 53.55 05:12:01 AM 0 20.31 0.00 2.13 0.05 1.86 75.66 05:12:01 AM 1 61.00 0.00 4.61 0.78 2.31 31.30 Average: all 38.28 0.01 4.39 2.15 1.99 53.19 Average: 0 30.34 0.01 3.56 2.07 1.91 62.11 Average: 1 46.25 0.01 5.21 2.23 2.07 44.24