---> uname -a: Linux prd-centos8-builder-2c-4g-5846.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 475 1071 17 2118 2912 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:37:8f:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.77/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85872sec preferred_lft 85872sec inet6 fe80::f816:3eff:fe37:8f0d/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) 07/15/2026 _x86_64_ (2 CPU) 15:03:42 LINUX RESTART (2 CPU) 03:04:01 PM tps rtps wtps bread/s bwrtn/s 03:05:01 PM 182.64 109.33 73.31 11350.99 38329.24 03:06:01 PM 55.06 0.27 54.79 32.13 5349.43 03:07:01 PM 64.03 0.58 63.45 67.18 11100.17 03:08:01 PM 30.71 0.08 30.62 1.87 3029.67 03:09:01 PM 17.19 0.27 16.93 41.85 506.95 03:10:01 PM 15.71 0.00 15.71 0.00 415.10 03:11:01 PM 17.12 0.45 16.67 16.66 616.47 03:12:01 PM 18.14 0.65 17.49 53.05 712.66 Average: 50.08 13.96 36.12 1445.67 7508.01 03:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 PM 1621448 3089836 2132228 56.80 2104 1647232 582444 12.13 137168 1745128 56032 03:06:01 PM 1314108 3027744 2439568 64.99 2104 1880932 619272 12.90 145008 2001564 179104 03:07:01 PM 1179472 3018044 2574204 68.58 2104 1997852 595728 12.41 148028 2099600 24140 03:08:01 PM 1026740 2943568 2726936 72.65 2104 2075620 669744 13.95 176900 2223124 46088 03:09:01 PM 1076564 2957032 2677112 71.32 2104 2039276 663664 13.82 213372 2136144 8500 03:10:01 PM 1121744 3001128 2631932 70.12 2104 2038312 618300 12.88 213564 2091896 7484 03:11:01 PM 1133872 3013712 2619804 69.79 2104 2038752 597764 12.45 214120 2078288 7480 03:12:01 PM 1117564 2999208 2636112 70.23 2104 2040464 624548 13.01 399624 1908776 7412 Average: 1198939 3006284 2554737 68.06 2104 1969805 621433 12.94 205973 2035565 42030 03:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 PM eth0 214.73 114.64 917.93 54.94 0.00 0.00 0.00 0.00 03:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 PM eth0 82.82 68.11 976.54 9.29 0.00 0.00 0.00 0.00 03:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 PM eth0 24.84 23.43 85.37 4.54 0.00 0.00 0.00 0.00 03:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 PM eth0 51.27 44.02 659.54 7.50 0.00 0.00 0.00 0.00 03:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 PM eth0 12.66 13.71 12.88 5.43 0.00 0.00 0.00 0.00 03:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 PM eth0 7.92 9.62 6.38 4.48 0.00 0.00 0.00 0.00 03:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 PM eth0 12.48 12.97 10.99 4.10 0.00 0.00 0.00 0.00 03:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 PM eth0 15.53 14.36 16.62 6.84 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 52.78 37.61 335.77 12.14 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) 07/15/2026 _x86_64_ (2 CPU) 15:03:42 LINUX RESTART (2 CPU) 03:04:01 PM CPU %user %nice %system %iowait %steal %idle 03:05:01 PM all 42.30 0.04 9.31 9.49 2.29 36.58 03:05:01 PM 0 48.96 0.07 9.96 7.44 2.12 31.46 03:05:01 PM 1 35.66 0.02 8.65 11.54 2.45 41.69 03:06:01 PM all 36.95 0.00 4.05 1.27 2.01 55.73 03:06:01 PM 0 33.00 0.00 3.98 1.62 2.10 59.29 03:06:01 PM 1 40.92 0.00 4.12 0.92 1.92 52.13 03:07:01 PM all 38.35 0.00 4.19 2.61 2.03 52.83 03:07:01 PM 0 53.72 0.00 4.56 2.14 2.29 37.29 03:07:01 PM 1 23.04 0.00 3.83 3.07 1.76 68.31 03:08:01 PM all 37.91 0.00 2.34 0.96 1.79 57.00 03:08:01 PM 0 48.69 0.00 2.52 0.61 2.01 46.17 03:08:01 PM 1 27.12 0.00 2.16 1.31 1.56 67.84 03:09:01 PM all 38.72 0.00 2.81 0.32 1.73 56.43 03:09:01 PM 0 58.58 0.00 3.62 0.15 2.06 35.59 03:09:01 PM 1 18.85 0.00 1.99 0.50 1.39 77.26 03:10:01 PM all 34.15 0.00 1.81 0.30 1.46 62.28 03:10:01 PM 0 47.68 0.00 2.35 0.37 1.63 47.97 03:10:01 PM 1 20.66 0.00 1.28 0.23 1.28 76.55 03:11:01 PM all 34.14 0.00 2.42 0.51 1.69 61.25 03:11:01 PM 0 33.02 0.00 2.29 0.56 1.78 62.35 03:11:01 PM 1 35.27 0.00 2.54 0.45 1.60 60.15 03:12:01 PM all 33.93 0.00 3.07 0.56 1.55 60.89 03:12:01 PM 0 34.03 0.00 2.77 0.30 1.59 61.31 03:12:01 PM 1 33.82 0.00 3.37 0.83 1.51 60.46 Average: all 37.05 0.01 3.75 2.00 1.82 55.38 Average: 0 44.70 0.01 4.00 1.64 1.95 47.70 Average: 1 29.41 0.00 3.49 2.35 1.68 63.07