---> uname -a: Linux prd-centos8-builder-2c-4g-1979.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 506 1045 17 2113 2882 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:bc:cf brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.67/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85887sec preferred_lft 85887sec inet6 fe80::f816:3eff:fe37:bccf/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) 05/28/2026 _x86_64_ (2 CPU) 06:03:40 LINUX RESTART (2 CPU) 06:04:01 AM tps rtps wtps bread/s bwrtn/s 06:05:01 AM 163.50 89.49 74.01 10358.69 39263.27 06:06:01 AM 76.64 0.10 76.54 2.13 8451.83 06:07:01 AM 47.57 2.10 45.47 84.37 7279.12 06:08:01 AM 29.01 0.08 28.92 1.87 3164.05 06:09:01 AM 18.38 0.27 18.11 41.86 584.32 06:10:01 AM 13.72 0.00 13.72 0.00 366.11 06:11:01 AM 17.35 0.72 16.64 31.04 630.92 06:12:01 AM 18.46 0.38 18.08 38.65 524.21 Average: 48.08 11.64 36.44 1319.91 7533.05 06:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:05:01 AM 1522068 3019500 2231616 59.45 2104 1675816 645848 13.45 141516 1839280 55572 06:06:01 AM 1246980 2965108 2506704 66.78 2104 1885360 663288 13.81 144904 2065808 77640 06:07:01 AM 1098912 2933208 2654772 70.72 2104 1993536 678292 14.12 148572 2180592 24336 06:08:01 AM 993512 2906812 2760172 73.53 2104 2072060 697984 14.53 177336 2255796 41304 06:09:01 AM 1011232 2922516 2742452 73.06 2104 2070148 679868 14.16 216708 2198084 43908 06:10:01 AM 1112172 2987272 2641512 70.37 2104 2033760 616404 12.84 214268 2099556 7468 06:11:01 AM 1115504 2991596 2638180 70.28 2104 2034664 611184 12.73 398400 1912208 7508 06:12:01 AM 1098772 2979764 2654912 70.73 2104 2038960 625576 13.03 398268 1927972 20856 Average: 1149894 2963222 2603790 69.37 2104 1975538 652306 13.58 229996 2059912 34824 06:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM eth0 230.82 126.60 1119.65 56.77 0.00 0.00 0.00 0.00 06:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 AM eth0 78.12 61.66 865.95 7.17 0.00 0.00 0.00 0.00 06:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 AM eth0 7.60 8.13 6.33 3.88 0.00 0.00 0.00 0.00 06:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 AM eth0 45.28 38.12 656.58 6.31 0.00 0.00 0.00 0.00 06:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 AM eth0 13.20 15.10 13.21 5.84 0.00 0.00 0.00 0.00 06:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 AM eth0 9.56 11.14 8.71 4.25 0.00 0.00 0.00 0.00 06:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 AM eth0 17.59 15.42 16.90 6.22 0.00 0.00 0.00 0.00 06:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 AM eth0 11.40 12.70 9.29 6.12 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 51.70 36.11 337.07 12.07 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) 05/28/2026 _x86_64_ (2 CPU) 06:03:40 LINUX RESTART (2 CPU) 06:04:01 AM CPU %user %nice %system %iowait %steal %idle 06:05:01 AM all 44.19 0.02 9.18 8.85 2.68 35.09 06:05:01 AM 0 53.60 0.02 10.89 7.14 2.81 25.55 06:05:01 AM 1 34.80 0.02 7.48 10.55 2.55 44.61 06:06:01 AM all 37.31 0.00 4.09 2.53 2.58 53.49 06:06:01 AM 0 41.86 0.00 4.48 2.35 2.80 48.51 06:06:01 AM 1 32.75 0.00 3.70 2.70 2.37 58.48 06:07:01 AM all 38.40 0.00 4.04 1.38 2.77 53.40 06:07:01 AM 0 56.26 0.00 5.36 0.96 2.66 34.76 06:07:01 AM 1 20.83 0.00 2.75 1.78 2.88 71.76 06:08:01 AM all 30.39 0.00 2.19 1.07 2.53 63.82 06:08:01 AM 0 24.10 0.00 2.18 0.99 2.44 70.30 06:08:01 AM 1 36.69 0.00 2.20 1.16 2.63 57.33 06:09:01 AM all 37.39 0.00 2.65 0.50 2.54 56.92 06:09:01 AM 0 63.95 0.00 3.79 0.37 2.48 29.41 06:09:01 AM 1 11.25 0.00 1.52 0.64 2.60 83.99 06:10:01 AM all 36.75 0.00 2.30 0.32 2.49 58.14 06:10:01 AM 0 49.78 0.00 3.11 0.30 2.48 44.33 06:10:01 AM 1 23.83 0.00 1.49 0.34 2.50 71.84 06:11:01 AM all 34.33 0.00 3.06 0.72 2.85 59.04 06:11:01 AM 0 41.23 0.00 2.95 0.84 3.08 51.90 06:11:01 AM 1 27.43 0.00 3.17 0.61 2.61 66.19 06:12:01 AM all 38.64 0.00 3.12 0.30 2.61 55.34 06:12:01 AM 0 44.49 0.00 3.52 0.38 2.73 48.88 06:12:01 AM 1 32.77 0.00 2.73 0.21 2.48 61.80 Average: all 37.16 0.00 3.82 1.95 2.63 54.44 Average: 0 46.86 0.00 4.52 1.66 2.68 44.27 Average: 1 27.51 0.00 3.12 2.23 2.58 64.56