---> uname -a: Linux prd-centos8-builder-2c-4g-1335.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 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 484 1130 17 2050 2905 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:d5:ec:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.231/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85912sec preferred_lft 85912sec inet6 fe80::f816:3eff:fed5:ec82/64 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) 05/20/2026 _x86_64_ (2 CPU) 10:03:48 LINUX RESTART (2 CPU) 10:04:01 AM tps rtps wtps bread/s bwrtn/s 10:05:01 AM 249.51 176.15 73.36 14885.96 38085.86 10:06:01 AM 52.60 0.38 52.22 34.12 5685.87 10:07:01 AM 71.62 2.13 69.49 84.92 8284.04 10:08:01 AM 32.06 0.05 32.01 1.33 3571.08 10:09:01 AM 19.31 0.27 19.04 41.85 518.86 10:10:01 AM 16.56 0.00 16.56 0.00 735.62 10:11:01 AM 19.93 0.90 19.03 46.35 550.53 10:12:01 AM 17.89 0.20 17.69 23.33 516.01 Average: 59.93 22.51 37.42 1889.81 7243.27 10:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:01 AM 1566416 3049536 2187268 58.27 2104 1661808 604676 12.59 147148 1790008 81432 10:06:01 AM 1389524 3041488 2364160 62.98 2104 1819640 578508 12.05 143644 1929880 132284 10:07:01 AM 1224832 2996664 2528852 67.37 2104 1933236 602388 12.54 148244 2063028 41340 10:08:01 AM 1180216 2991496 2573468 68.56 2104 1972264 605748 12.61 173268 2080840 8372 10:09:01 AM 1231988 3044536 2521696 67.18 2104 1973520 559820 11.66 213060 1989676 7476 10:10:01 AM 1221972 3034552 2531712 67.45 2104 1973524 567556 11.82 213768 1998976 24 10:11:01 AM 1228596 3042856 2525088 67.27 2104 1974904 556136 11.58 397852 1808408 7604 10:12:01 AM 1155844 2974300 2597840 69.21 2104 1978856 626432 13.04 406676 1871616 20996 Average: 1274924 3021928 2478760 66.04 2104 1910969 587658 12.24 230458 1941554 37441 10:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:01 AM eth0 197.63 111.74 949.06 55.25 0.00 0.00 0.00 0.00 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 59.06 48.07 671.99 5.05 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 28.85 25.06 258.65 5.75 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 45.95 35.90 661.76 6.80 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 14.41 15.94 12.01 6.60 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 12.36 12.54 10.55 3.96 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 16.08 15.48 16.50 12.39 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 8.81 10.45 7.26 5.18 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 47.89 34.40 323.45 12.62 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) 05/20/2026 _x86_64_ (2 CPU) 10:03:48 LINUX RESTART (2 CPU) 10:04:01 AM CPU %user %nice %system %iowait %steal %idle 10:05:01 AM all 43.07 0.07 13.19 12.40 3.20 28.07 10:05:01 AM 0 40.32 0.05 13.71 14.62 2.91 28.39 10:05:01 AM 1 45.84 0.08 12.67 10.17 3.49 27.76 10:06:01 AM all 27.91 0.00 3.46 1.41 2.05 65.16 10:06:01 AM 0 25.60 0.00 3.67 1.24 2.15 67.33 10:06:01 AM 1 30.23 0.00 3.25 1.58 1.96 62.98 10:07:01 AM all 36.39 0.00 4.42 2.17 2.50 54.51 10:07:01 AM 0 16.04 0.00 2.62 1.97 2.62 76.75 10:07:01 AM 1 57.07 0.00 6.24 2.38 2.38 31.93 10:08:01 AM all 35.13 0.00 2.85 0.72 2.64 58.65 10:08:01 AM 0 26.57 0.00 2.89 0.99 2.73 66.83 10:08:01 AM 1 43.75 0.00 2.81 0.46 2.56 50.41 10:09:01 AM all 36.88 0.00 2.89 0.66 3.13 56.45 10:09:01 AM 0 31.90 0.00 2.68 1.00 3.75 60.67 10:09:01 AM 1 41.92 0.00 3.11 0.31 2.50 52.17 10:10:01 AM all 33.60 0.00 3.27 0.41 2.39 60.33 10:10:01 AM 0 24.59 0.00 2.95 0.23 2.76 69.47 10:10:01 AM 1 42.69 0.00 3.60 0.58 2.01 51.11 10:11:01 AM all 39.10 0.00 3.47 0.63 2.53 54.28 10:11:01 AM 0 32.20 0.00 3.45 0.68 2.54 61.14 10:11:01 AM 1 46.02 0.00 3.49 0.58 2.51 47.39 10:12:01 AM all 40.69 0.00 3.32 0.39 3.23 52.37 10:12:01 AM 0 23.85 0.00 2.16 0.54 3.66 69.79 10:12:01 AM 1 57.83 0.00 4.50 0.25 2.80 34.62 Average: all 36.60 0.01 4.60 2.34 2.71 53.75 Average: 0 27.61 0.01 4.25 2.64 2.89 62.60 Average: 1 45.66 0.01 4.95 2.03 2.53 44.82