---> uname -a: Linux prd-centos8-builder-2c-4g-5126.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 517 1031 17 2117 2870 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:7f:1b:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.231/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85894sec preferred_lft 85894sec inet6 fe80::f816:3eff:fe7f:1b25/64 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) 07/06/2026 _x86_64_ (2 CPU) 08:03:48 LINUX RESTART (2 CPU) 08:04:01 AM tps rtps wtps bread/s bwrtn/s 08:05:01 AM 236.83 162.92 73.91 14493.17 37893.47 08:06:01 AM 65.79 0.20 65.59 29.99 6767.23 08:07:01 AM 60.69 2.13 58.56 84.92 9849.34 08:08:01 AM 30.91 0.05 30.86 1.33 3062.46 08:09:01 AM 18.71 1.25 17.46 65.84 497.12 08:10:01 AM 15.29 0.00 15.29 0.00 397.77 08:11:01 AM 15.74 0.72 15.03 31.05 590.99 08:12:01 AM 18.83 0.38 18.44 38.65 564.36 Average: 57.85 20.96 36.89 1843.38 7453.28 08:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:01 AM 1588964 3056080 2164720 57.67 2104 1645664 623612 12.99 137492 1777364 67828 08:06:01 AM 1295616 3005808 2458068 65.48 2104 1877560 635048 13.22 145068 2021192 140856 08:07:01 AM 1139772 2975780 2613912 69.64 2104 1995036 633108 13.18 148280 2139268 24284 08:08:01 AM 991884 2906864 2761800 73.58 2104 2073628 701568 14.61 177500 2257456 47064 08:09:01 AM 1031776 2910144 2721908 72.51 2104 2037024 693460 14.44 214812 2178640 8500 08:10:01 AM 1080824 2958380 2672860 71.21 2104 2036060 643680 13.40 215364 2129216 7480 08:11:01 AM 1086952 2965440 2666732 71.04 2104 2036952 628784 13.09 399500 1937816 7508 08:12:01 AM 1091972 2975212 2661712 70.91 2104 2041244 619360 12.90 399380 1932952 20856 Average: 1163470 2969214 2590214 69.00 2104 1967896 647328 13.48 229674 2046738 40547 08:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM eth0 229.89 119.97 911.30 56.12 0.00 0.00 0.00 0.00 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 77.72 63.81 956.79 7.01 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 25.31 23.18 85.65 4.76 0.00 0.00 0.00 0.00 08:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM eth0 48.83 42.84 658.77 7.27 0.00 0.00 0.00 0.00 08:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 AM eth0 19.29 18.43 18.84 15.98 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM eth0 10.53 12.03 9.01 4.77 0.00 0.00 0.00 0.00 08:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 AM eth0 17.32 16.26 17.50 6.32 0.00 0.00 0.00 0.00 08:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 AM eth0 11.21 12.38 9.22 5.89 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 55.02 38.61 333.39 13.52 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) 07/06/2026 _x86_64_ (2 CPU) 08:03:48 LINUX RESTART (2 CPU) 08:04:01 AM CPU %user %nice %system %iowait %steal %idle 08:05:01 AM all 45.07 0.06 12.96 11.46 2.27 28.19 08:05:01 AM 0 50.12 0.05 13.42 13.52 2.24 20.66 08:05:01 AM 1 40.01 0.07 12.49 9.40 2.29 35.74 08:06:01 AM all 34.72 0.00 3.87 1.76 2.09 57.56 08:06:01 AM 0 29.05 0.00 3.39 2.42 1.97 63.18 08:06:01 AM 1 40.41 0.00 4.35 1.11 2.21 51.92 08:07:01 AM all 38.71 0.00 4.05 1.91 2.08 53.24 08:07:01 AM 0 18.63 0.00 2.76 2.46 1.93 74.22 08:07:01 AM 1 58.90 0.00 5.36 1.36 2.24 32.14 08:08:01 AM all 38.05 0.00 2.50 0.62 1.73 57.11 08:08:01 AM 0 29.56 0.00 1.72 0.65 1.87 66.20 08:08:01 AM 1 46.60 0.00 3.29 0.58 1.59 47.94 08:09:01 AM all 39.28 0.00 2.76 0.40 1.97 55.59 08:09:01 AM 0 24.76 0.00 2.30 0.41 1.71 70.81 08:09:01 AM 1 53.83 0.00 3.23 0.38 2.23 40.33 08:10:01 AM all 37.07 0.00 2.37 0.28 1.95 58.32 08:10:01 AM 0 16.06 0.00 1.16 0.18 1.72 80.88 08:10:01 AM 1 58.30 0.00 3.60 0.38 2.18 35.53 08:11:01 AM all 36.03 0.00 3.03 0.47 2.11 58.36 08:11:01 AM 0 28.23 0.00 2.52 0.08 1.74 67.42 08:11:01 AM 1 43.82 0.00 3.54 0.86 2.47 49.31 08:12:01 AM all 39.34 0.00 3.43 0.22 1.83 55.17 08:12:01 AM 0 16.98 0.00 2.64 0.28 1.38 78.72 08:12:01 AM 1 61.80 0.00 4.23 0.17 2.28 31.52 Average: all 38.53 0.01 4.37 2.13 2.00 52.97 Average: 0 26.65 0.01 3.73 2.49 1.82 65.31 Average: 1 50.46 0.01 5.01 1.77 2.19 40.56