---> uname -a: Linux prd-centos8-builder-2c-4g-5118.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 518 1030 17 2117 2869 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:46:c9:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.142/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85884sec preferred_lft 85884sec inet6 fe80::f816:3eff:fe46:c9c3/64 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) 03:03:50 LINUX RESTART (2 CPU) 03:04:01 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 259.04 186.47 72.56 15269.90 37953.09 03:06:01 AM 57.27 0.40 56.87 34.13 5460.49 03:07:01 AM 64.70 2.13 62.56 84.91 10617.28 03:08:01 AM 29.59 1.02 28.57 25.32 3480.31 03:09:01 AM 23.59 0.27 23.33 41.85 978.84 03:10:01 AM 17.93 0.00 17.93 0.00 574.58 03:11:01 AM 17.49 0.00 17.49 0.00 829.72 03:12:01 AM 17.90 1.10 16.80 69.72 496.83 Average: 60.94 23.93 37.01 1941.00 7549.49 03:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 1559596 3033656 2194080 58.45 2104 1653716 633308 13.19 137056 1809544 76276 03:06:01 AM 1331024 3020520 2422652 64.54 2104 1857080 606992 12.64 143644 1987604 168260 03:07:01 AM 1141984 2978736 2611692 69.58 2104 1996184 616352 12.83 147456 2138568 51840 03:08:01 AM 1027076 2909360 2726600 72.64 2104 2041084 681916 14.20 174744 2224440 27448 03:09:01 AM 1044936 2923352 2708740 72.16 2104 2036980 665624 13.86 214140 2165772 8500 03:10:01 AM 1077708 2955092 2675968 71.29 2104 2036016 635760 13.24 214288 2132156 7480 03:11:01 AM 985220 2862636 2768456 73.75 2104 2036044 722908 15.05 214808 2223488 7544 03:12:01 AM 1063592 2945616 2690084 71.67 2104 2040500 640156 13.33 400756 1960812 9764 Average: 1153892 2953621 2599784 69.26 2104 1962200 650377 13.54 205862 2080298 44639 03:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 201.13 120.86 961.57 56.21 0.00 0.00 0.00 0.00 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 68.36 56.54 793.24 6.06 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 36.49 32.64 256.84 5.59 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 56.85 47.08 665.14 17.06 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 12.41 14.31 13.62 5.95 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 9.38 10.78 7.63 4.73 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 11.11 11.69 9.74 3.90 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 16.66 16.58 18.12 7.71 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 51.55 38.81 340.75 13.40 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) 03:03:50 LINUX RESTART (2 CPU) 03:04:01 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 42.50 0.09 13.81 13.49 1.98 28.13 03:05:01 AM 0 35.44 0.07 12.12 14.87 1.75 35.76 03:05:01 AM 1 49.54 0.12 15.50 12.10 2.21 20.53 03:06:01 AM all 36.79 0.00 4.28 0.99 1.97 55.98 03:06:01 AM 0 35.65 0.00 4.33 0.81 1.84 57.37 03:06:01 AM 1 37.92 0.00 4.22 1.16 2.10 54.59 03:07:01 AM all 37.85 0.00 3.99 2.30 2.19 53.67 03:07:01 AM 0 10.11 0.00 2.60 2.58 2.05 82.67 03:07:01 AM 1 66.09 0.00 5.40 2.02 2.32 24.16 03:08:01 AM all 38.69 0.00 2.61 0.88 2.00 55.82 03:08:01 AM 0 17.74 0.00 2.61 1.01 1.75 76.89 03:08:01 AM 1 59.75 0.00 2.61 0.75 2.26 34.63 03:09:01 AM all 37.60 0.00 2.53 0.46 2.22 57.18 03:09:01 AM 0 6.16 0.00 1.26 0.34 2.04 90.19 03:09:01 AM 1 69.48 0.00 3.81 0.58 2.41 23.71 03:10:01 AM all 37.08 0.00 2.00 0.34 1.75 58.83 03:10:01 AM 0 21.92 0.00 1.56 0.41 1.54 74.57 03:10:01 AM 1 52.27 0.00 2.44 0.27 1.96 43.06 03:11:01 AM all 31.33 0.00 2.20 0.54 1.67 64.27 03:11:01 AM 0 9.98 0.00 1.07 0.58 1.52 86.85 03:11:01 AM 1 52.78 0.00 3.34 0.50 1.81 41.57 03:12:01 AM all 39.54 0.00 3.34 0.40 2.28 54.44 03:12:01 AM 0 10.99 0.00 1.76 0.51 2.17 84.58 03:12:01 AM 1 68.54 0.00 4.95 0.28 2.39 23.84 Average: all 37.67 0.01 4.33 2.41 2.01 53.58 Average: 0 18.44 0.01 3.39 2.61 1.83 73.72 Average: 1 57.03 0.01 5.28 2.20 2.18 33.30