---> uname -a: Linux prd-centos8-builder-2c-4g-6869.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 513 1034 17 2117 2875 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:57:1b:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.157/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85873sec preferred_lft 85873sec inet6 fe80::f816:3eff:fe57:1b34/64 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) 04:03:43 LINUX RESTART (2 CPU) 04:04:01 AM tps rtps wtps bread/s bwrtn/s 04:05:01 AM 197.27 120.44 76.83 11679.81 38743.85 04:06:01 AM 73.94 0.20 73.74 29.98 7921.27 04:07:01 AM 49.57 0.58 48.98 67.18 8259.65 04:08:01 AM 28.56 0.08 28.48 1.87 3001.03 04:09:01 AM 17.58 0.27 17.31 41.85 482.91 04:10:01 AM 14.63 0.00 14.63 0.00 376.95 04:11:01 AM 16.57 0.63 15.94 20.79 592.32 04:12:01 AM 18.64 0.47 18.18 48.92 722.89 Average: 52.10 15.34 36.77 1486.63 7513.89 04:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:05:01 AM 1495604 2981636 2258068 60.16 2104 1664836 668148 13.91 142128 1865840 62512 04:06:01 AM 1236468 2955864 2517204 67.06 2104 1886812 658412 13.71 145564 2073712 109140 04:07:01 AM 1115764 2953708 2637908 70.28 2104 1997416 639472 13.32 148504 2164424 24280 04:08:01 AM 975256 2892256 2778416 74.02 2104 2076032 707484 14.73 177536 2273656 47232 04:09:01 AM 1025476 2910628 2728196 72.68 2104 2043972 685212 14.27 213876 2186668 13768 04:10:01 AM 1084008 2962800 2669664 71.12 2104 2037736 633940 13.20 214104 2128460 7476 04:11:01 AM 1076416 2955760 2677256 71.32 2104 2038328 641136 13.35 214812 2134212 7480 04:12:01 AM 1087132 2969480 2666540 71.04 2104 2041132 623572 12.99 400120 1938416 8676 Average: 1137016 2947766 2616656 69.71 2104 1973283 657172 13.68 207080 2095674 35070 04:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:05:01 AM eth0 239.41 127.27 1074.31 56.97 0.00 0.00 0.00 0.00 04:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 AM eth0 91.07 79.03 881.96 8.03 0.00 0.00 0.00 0.00 04:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 AM eth0 9.56 9.76 20.99 3.69 0.00 0.00 0.00 0.00 04:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 AM eth0 46.86 39.59 655.51 6.70 0.00 0.00 0.00 0.00 04:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 AM eth0 12.06 13.33 12.82 5.32 0.00 0.00 0.00 0.00 04:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 AM eth0 8.52 9.47 6.69 4.34 0.00 0.00 0.00 0.00 04:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 AM eth0 12.04 12.14 10.38 3.97 0.00 0.00 0.00 0.00 04:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 AM eth0 19.31 16.24 17.58 12.51 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 54.86 38.36 335.08 12.69 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) 04:03:43 LINUX RESTART (2 CPU) 04:04:01 AM CPU %user %nice %system %iowait %steal %idle 04:05:01 AM all 44.18 0.04 9.92 10.41 1.63 33.82 04:05:01 AM 0 46.99 0.05 10.93 8.97 1.56 31.51 04:05:01 AM 1 41.37 0.03 8.91 11.85 1.71 36.13 04:06:01 AM all 37.27 0.00 4.13 2.27 1.51 54.82 04:06:01 AM 0 35.74 0.00 4.57 2.21 1.55 55.93 04:06:01 AM 1 38.80 0.00 3.69 2.34 1.47 53.70 04:07:01 AM all 38.21 0.00 4.17 1.33 2.12 54.16 04:07:01 AM 0 60.07 0.00 5.91 1.17 2.04 30.81 04:07:01 AM 1 16.65 0.00 2.45 1.50 2.21 77.19 04:08:01 AM all 36.81 0.00 2.22 0.70 2.06 58.20 04:08:01 AM 0 60.29 0.00 2.71 0.58 2.21 34.20 04:08:01 AM 1 13.54 0.00 1.73 0.83 1.90 82.01 04:09:01 AM all 37.61 0.00 2.53 0.27 1.87 57.72 04:09:01 AM 0 56.64 0.00 3.27 0.35 2.12 37.62 04:09:01 AM 1 18.62 0.00 1.79 0.20 1.62 77.77 04:10:01 AM all 34.14 0.00 1.98 0.26 1.95 61.67 04:10:01 AM 0 47.35 0.00 3.00 0.27 1.91 47.48 04:10:01 AM 1 21.01 0.00 0.97 0.25 2.00 75.78 04:11:01 AM all 33.14 0.00 2.24 0.41 1.81 62.39 04:11:01 AM 0 38.64 0.00 2.20 0.43 2.10 56.63 04:11:01 AM 1 27.63 0.00 2.29 0.38 1.53 68.18 04:12:01 AM all 35.68 0.00 3.25 0.61 2.01 58.45 04:12:01 AM 0 48.15 0.00 3.65 0.55 1.82 45.83 04:12:01 AM 1 23.33 0.00 2.85 0.68 2.19 70.94 Average: all 37.12 0.01 3.80 2.02 1.87 55.19 Average: 0 49.22 0.01 4.52 1.81 1.91 42.53 Average: 1 25.06 0.00 3.07 2.23 1.83 67.80