---> uname -a: Linux prd-centos8-builder-2c-4g-6236.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 519 1027 17 2118 2868 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:67:d8:36 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.69/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85879sec preferred_lft 85879sec inet6 fe80::f816:3eff:fe67:d836/64 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) 07/19/2026 _x86_64_ (2 CPU) 19:03:53 LINUX RESTART (2 CPU) 07:05:01 PM tps rtps wtps bread/s bwrtn/s 07:06:01 PM 56.35 0.42 55.93 35.19 5796.38 07:07:01 PM 64.31 0.62 63.70 67.71 10908.80 07:08:01 PM 25.56 0.05 25.51 1.33 2796.23 07:09:01 PM 24.06 0.27 23.80 41.86 987.77 07:10:01 PM 18.86 0.00 18.86 0.00 658.66 07:11:01 PM 16.18 0.00 16.18 0.00 606.43 07:12:01 PM 16.96 1.10 15.86 69.71 481.92 Average: 31.75 0.35 31.40 30.83 3176.65 07:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 PM 1306312 3011500 2447364 65.20 2104 1872980 640432 13.34 144948 2012408 175064 07:07:01 PM 1148324 2987004 2605352 69.41 2104 1998168 626480 13.05 148288 2131156 26128 07:08:01 PM 1044332 2923800 2709344 72.18 2104 2038548 700644 14.59 173840 2209996 22512 07:09:01 PM 1068184 2948948 2685492 71.54 2104 2039660 658844 13.72 213612 2145336 8500 07:10:01 PM 985320 2903396 2768356 73.75 2104 2077112 708452 14.75 217152 2224620 45944 07:11:01 PM 980964 2899044 2772712 73.87 2104 2077120 712988 14.85 217656 2228624 45944 07:12:01 PM 1065012 2954360 2688664 71.63 2104 2048040 640644 13.34 400828 1960480 14632 Average: 1085493 2946865 2668183 71.08 2104 2021661 669783 13.95 216618 2130374 48389 07:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 PM eth0 83.06 69.36 1025.51 7.14 0.00 0.00 0.00 0.00 07:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 PM eth0 29.34 25.61 155.26 5.17 0.00 0.00 0.00 0.00 07:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 PM eth0 44.60 35.04 656.25 6.07 0.00 0.00 0.00 0.00 07:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 PM eth0 12.88 14.40 13.93 6.00 0.00 0.00 0.00 0.00 07:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 PM eth0 7.20 8.83 5.83 4.37 0.00 0.00 0.00 0.00 07:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 PM eth0 12.78 13.26 11.41 4.15 0.00 0.00 0.00 0.00 07:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 PM eth0 15.98 14.58 17.09 7.06 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 29.41 25.87 269.33 5.71 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) 07/19/2026 _x86_64_ (2 CPU) 19:03:53 LINUX RESTART (2 CPU) 07:05:01 PM CPU %user %nice %system %iowait %steal %idle 07:06:01 PM all 38.76 0.00 4.56 1.62 1.49 53.57 07:06:01 PM 0 19.24 0.00 3.02 1.62 1.02 75.11 07:06:01 PM 1 58.22 0.00 6.10 1.61 1.96 32.10 07:07:01 PM all 38.82 0.00 3.97 2.28 1.93 53.00 07:07:01 PM 0 37.08 0.00 3.43 2.48 1.87 55.14 07:07:01 PM 1 40.56 0.00 4.51 2.07 1.99 50.86 07:08:01 PM all 34.43 0.00 2.13 0.43 1.29 61.72 07:08:01 PM 0 18.26 0.00 2.12 0.45 0.95 78.22 07:08:01 PM 1 50.57 0.00 2.15 0.42 1.63 45.23 07:09:01 PM all 37.56 0.00 2.57 0.58 1.34 57.95 07:09:01 PM 0 27.63 0.00 2.40 0.58 1.08 68.30 07:09:01 PM 1 47.48 0.00 2.73 0.58 1.60 47.61 07:10:01 PM all 31.08 0.00 1.62 0.36 1.21 65.73 07:10:01 PM 0 12.33 0.00 0.95 0.60 0.87 85.26 07:10:01 PM 1 49.86 0.00 2.30 0.12 1.55 46.18 07:11:01 PM all 34.23 0.00 2.40 0.45 1.41 61.51 07:11:01 PM 0 33.15 0.00 2.21 0.23 1.35 63.06 07:11:01 PM 1 35.31 0.00 2.59 0.66 1.46 59.97 07:12:01 PM all 39.89 0.00 3.25 0.32 1.67 54.88 07:12:01 PM 0 34.76 0.00 3.03 0.38 1.43 60.39 07:12:01 PM 1 45.00 0.00 3.47 0.25 1.91 49.37 Average: all 36.40 0.00 2.93 0.86 1.48 58.33 Average: 0 26.08 0.00 2.45 0.91 1.22 69.34 Average: 1 46.71 0.00 3.41 0.82 1.73 47.34