---> uname -a: Linux prd-centos8-builder-2c-4g-14932.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 9.2G 11G 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 496 938 17 2230 2891 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:0e:69:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.19/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85756sec preferred_lft 85756sec inet6 fe80::f816:3eff:fe0e:6924/64 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) 10/12/2026 _x86_64_ (2 CPU) 10:03:49 LINUX RESTART (2 CPU) 10:05:01 AM tps rtps wtps bread/s bwrtn/s 10:06:01 AM 55.85 6.06 49.78 920.49 5622.86 10:07:01 AM 60.23 0.70 59.53 202.07 8143.55 10:08:01 AM 44.62 0.55 44.07 66.91 12738.09 10:09:01 AM 30.89 0.05 30.84 1.33 3814.63 10:10:01 AM 24.61 0.20 24.41 32.39 4599.52 10:11:01 AM 19.11 0.03 19.07 1.73 588.61 10:12:01 AM 12.25 0.00 12.25 0.00 446.04 10:13:01 AM 7.36 0.00 7.36 0.00 178.91 10:14:01 AM 31.86 11.15 20.71 394.33 679.32 Average: 31.86 2.08 29.78 179.92 4090.24 10:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:06:01 AM 1388760 3029832 2364924 63.00 2104 1809480 589960 12.29 134592 1940772 135604 10:07:01 AM 1123312 3008852 2630372 70.07 2104 2045468 592100 12.33 137244 2171196 177056 10:08:01 AM 873816 2916788 2879868 76.72 2104 2201764 668656 13.92 153332 2397640 67692 10:09:01 AM 864576 2866652 2889108 76.97 2104 2160884 723204 15.06 178936 2381004 61664 10:10:01 AM 990784 2973892 2762900 73.61 2104 2141076 617544 12.86 214212 2215960 5828 10:11:01 AM 969468 2955200 2784216 74.17 2104 2143800 638204 13.29 215968 2236972 8504 10:12:01 AM 997952 2980960 2755732 73.41 2104 2141136 606580 12.63 216312 2208812 4 10:13:01 AM 939812 2925396 2813872 74.96 2104 2143800 663248 13.81 216548 2266724 8496 10:14:01 AM 957476 2954504 2796208 74.49 2104 2154592 636600 13.26 407836 2055620 7368 Average: 1011773 2956897 2741911 73.05 2104 2104667 637344 13.27 208331 2208300 52468 10:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 AM eth0 40.89 36.02 851.07 4.39 0.00 0.00 0.00 0.00 10:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 AM eth0 59.93 49.37 922.83 8.28 0.00 0.00 0.00 0.00 10:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 AM eth0 41.77 38.00 717.15 5.84 0.00 0.00 0.00 0.00 10:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 AM eth0 7.10 8.48 4.25 3.66 0.00 0.00 0.00 0.00 10:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 AM eth0 7.61 8.45 8.74 3.04 0.00 0.00 0.00 0.00 10:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 AM eth0 9.56 10.61 5.26 4.80 0.00 0.00 0.00 0.00 10:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 AM eth0 6.45 6.68 4.90 2.11 0.00 0.00 0.00 0.00 10:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 AM eth0 7.46 7.50 5.77 2.34 0.00 0.00 0.00 0.00 10:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:14:01 AM eth0 14.46 14.03 13.60 6.86 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 21.69 19.91 281.52 4.59 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) 10/12/2026 _x86_64_ (2 CPU) 10:03:49 LINUX RESTART (2 CPU) 10:05:01 AM CPU %user %nice %system %iowait %steal %idle 10:06:01 AM all 24.48 0.00 3.27 1.43 0.09 70.72 10:06:01 AM 0 22.06 0.00 2.84 1.43 0.08 73.59 10:06:01 AM 1 26.90 0.00 3.70 1.43 0.10 67.86 10:07:01 AM all 23.17 0.00 3.60 2.08 0.09 71.06 10:07:01 AM 0 17.21 0.00 3.14 2.10 0.08 77.46 10:07:01 AM 1 29.12 0.00 4.06 2.05 0.10 64.67 10:08:01 AM all 28.87 0.00 2.69 1.15 0.10 67.18 10:08:01 AM 0 35.41 0.00 3.17 0.83 0.10 60.49 10:08:01 AM 1 22.34 0.00 2.22 1.47 0.10 73.87 10:09:01 AM all 26.43 0.00 2.33 0.84 0.08 70.32 10:09:01 AM 0 24.41 0.00 2.60 1.22 0.08 71.69 10:09:01 AM 1 28.46 0.00 2.05 0.47 0.08 68.94 10:10:01 AM all 20.61 0.00 2.19 0.88 0.08 76.25 10:10:01 AM 0 12.56 0.00 1.84 0.95 0.07 84.59 10:10:01 AM 1 28.65 0.00 2.53 0.82 0.08 67.92 10:11:01 AM all 23.77 0.00 1.77 0.41 0.08 73.98 10:11:01 AM 0 13.54 0.00 1.80 0.37 0.07 84.22 10:11:01 AM 1 33.98 0.00 1.73 0.45 0.08 63.75 10:12:01 AM all 16.29 0.00 1.04 0.32 0.08 82.28 10:12:01 AM 0 2.57 0.00 0.64 0.50 0.07 96.22 10:12:01 AM 1 29.97 0.00 1.45 0.13 0.08 68.37 10:13:01 AM all 13.40 0.00 1.08 0.15 0.05 85.32 10:13:01 AM 0 7.10 0.00 1.12 0.00 0.03 91.74 10:13:01 AM 1 19.69 0.00 1.03 0.30 0.07 78.91 10:14:01 AM all 26.55 0.00 2.29 0.76 0.09 70.31 10:14:01 AM 0 20.14 0.00 1.99 0.42 0.10 77.36 10:14:01 AM 1 32.95 0.00 2.59 1.10 0.08 63.28 Average: all 22.62 0.00 2.25 0.89 0.08 74.16 Average: 0 17.23 0.00 2.13 0.87 0.08 79.70 Average: 1 28.01 0.00 2.37 0.91 0.09 68.62