---> uname -a: Linux prd-centos8-builder-2c-4g-6891.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 507 1040 17 2117 2880 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:90:b6:ec brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.12/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85876sec preferred_lft 85876sec inet6 fe80::f816:3eff:fe90:b6ec/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) 07/28/2026 _x86_64_ (2 CPU) 11:03:42 LINUX RESTART (2 CPU) 11:04:02 AM tps rtps wtps bread/s bwrtn/s 11:05:01 AM 187.26 109.39 77.87 11663.84 39227.65 11:06:01 AM 64.97 0.20 64.77 30.00 6580.94 11:07:01 AM 51.33 0.62 50.72 67.71 9272.36 11:08:01 AM 30.03 0.05 29.98 1.33 3199.85 11:09:01 AM 17.23 0.27 16.96 41.85 470.28 11:10:01 AM 15.29 0.00 15.29 0.00 389.67 11:11:02 AM 16.41 0.20 16.21 9.06 613.04 11:12:01 AM 17.71 0.91 16.79 61.67 488.66 Average: 49.81 13.78 36.03 1466.12 7478.56 11:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:05:01 AM 1559460 3035080 2194216 58.46 2104 1654340 629036 13.10 137768 1806760 57380 11:06:01 AM 1255444 2973480 2498232 66.55 2104 1885328 653060 13.60 145184 2059268 139940 11:07:01 AM 1124404 2962524 2629272 70.05 2104 1997440 643128 13.39 148252 2154936 24284 11:08:01 AM 988816 2904968 2764860 73.66 2104 2075048 688964 14.35 177076 2260940 46088 11:09:01 AM 1041312 2921248 2712364 72.26 2104 2038708 675672 14.07 213592 2172028 8500 11:10:01 AM 1107220 2986128 2646456 70.50 2104 2037744 616000 12.83 213888 2105744 7476 11:11:02 AM 1118960 2998136 2634716 70.19 2104 2038020 596768 12.43 214220 2094596 7476 11:12:01 AM 1084464 2966916 2669212 71.11 2104 2041236 626832 13.05 399824 1943296 8780 Average: 1160010 2968560 2593666 69.10 2104 1970983 641182 13.35 206226 2074696 37490 11:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:05:01 AM eth0 209.44 119.26 993.46 56.36 0.00 0.00 0.00 0.00 11:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 AM eth0 90.48 77.85 954.18 7.66 0.00 0.00 0.00 0.00 11:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 AM eth0 14.61 14.56 37.00 4.34 0.00 0.00 0.00 0.00 11:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 AM eth0 45.43 39.93 655.75 6.64 0.00 0.00 0.00 0.00 11:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 AM eth0 12.10 13.18 12.78 5.25 0.00 0.00 0.00 0.00 11:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 AM eth0 8.30 9.80 6.76 4.49 0.00 0.00 0.00 0.00 11:11:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:02 AM eth0 12.03 12.28 10.46 4.00 0.00 0.00 0.00 0.00 11:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 AM eth0 18.76 16.71 18.34 13.46 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 51.13 37.82 335.35 12.68 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) 07/28/2026 _x86_64_ (2 CPU) 11:03:42 LINUX RESTART (2 CPU) 11:04:02 AM CPU %user %nice %system %iowait %steal %idle 11:05:01 AM all 46.14 0.03 10.35 7.93 2.12 33.42 11:05:01 AM 0 53.12 0.03 8.61 6.21 2.23 29.79 11:05:01 AM 1 39.12 0.03 12.11 9.66 2.00 37.07 11:06:01 AM all 36.55 0.00 4.18 1.71 2.22 55.34 11:06:01 AM 0 40.29 0.00 4.61 1.18 2.22 51.70 11:06:01 AM 1 32.81 0.00 3.75 2.24 2.21 58.99 11:07:01 AM all 38.00 0.00 4.00 0.99 2.10 54.92 11:07:01 AM 0 45.90 0.00 3.75 1.06 2.24 47.06 11:07:01 AM 1 30.09 0.00 4.25 0.91 1.96 62.79 11:08:01 AM all 35.66 0.00 2.23 1.11 2.00 59.00 11:08:01 AM 0 47.81 0.00 2.61 1.26 2.00 46.32 11:08:01 AM 1 23.55 0.00 1.85 0.96 2.00 71.63 11:09:01 AM all 37.61 0.00 2.52 0.36 2.01 57.49 11:09:01 AM 0 37.73 0.00 2.25 0.40 2.04 57.59 11:09:01 AM 1 37.50 0.00 2.79 0.33 1.98 57.40 11:10:01 AM all 34.00 0.00 1.89 0.19 1.91 62.01 11:10:01 AM 0 53.70 0.00 2.45 0.20 2.03 41.63 11:10:01 AM 1 14.47 0.00 1.34 0.18 1.78 82.23 11:11:02 AM all 33.12 0.00 2.24 0.51 1.76 62.36 11:11:02 AM 0 41.55 0.00 2.16 0.58 1.89 53.82 11:11:02 AM 1 24.71 0.00 2.32 0.45 1.63 70.90 11:12:01 AM all 38.13 0.00 3.27 0.46 2.21 55.94 11:12:01 AM 0 43.55 0.00 3.40 0.19 2.41 50.46 11:12:01 AM 1 32.70 0.00 3.14 0.74 2.01 61.42 Average: all 37.37 0.00 3.81 1.64 2.04 55.13 Average: 0 45.43 0.00 3.72 1.37 2.13 47.35 Average: 1 29.31 0.00 3.91 1.91 1.94 62.92