---> uname -a: Linux prd-centos8-builder-2c-4g-6812.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 514 1032 17 2118 2873 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:5d:5a:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.150/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85855sec preferred_lft 85855sec inet6 fe80::f816:3eff:fe5d:5ac2/64 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) 07/27/2026 _x86_64_ (2 CPU) 07:03:50 LINUX RESTART (2 CPU) 07:04:02 AM tps rtps wtps bread/s bwrtn/s 07:05:01 AM 248.52 174.83 73.69 15286.13 38646.64 07:06:01 AM 59.29 0.38 58.90 34.12 5840.33 07:07:01 AM 63.41 0.58 62.83 67.18 10121.93 07:08:01 AM 28.46 0.08 28.38 1.87 3596.20 07:09:01 AM 24.51 0.20 24.31 38.79 1216.26 07:10:01 AM 16.15 0.07 16.08 3.07 600.90 07:11:01 AM 14.29 0.00 14.29 0.00 548.73 07:12:01 AM 21.36 0.90 20.46 46.38 669.03 07:13:01 AM 18.23 0.20 18.03 23.33 525.26 Average: 54.56 19.41 35.15 1697.44 6804.61 07:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:05:01 AM 1554816 3034396 2198860 58.58 2104 1658636 636608 13.26 139516 1811060 80260 07:06:01 AM 1330840 3027196 2422836 64.55 2104 1863968 610536 12.71 144508 1987636 170596 07:07:01 AM 1131448 2970244 2622228 69.86 2104 1998352 631500 13.15 146632 2146628 53864 07:08:01 AM 1085696 2965400 2667980 71.08 2104 2038544 635788 13.24 173504 2168064 22236 07:09:01 AM 1027084 2906608 2726592 72.64 2104 2038596 693768 14.45 212840 2185212 8392 07:10:01 AM 1103840 2984432 2649836 70.59 2104 2039660 619900 12.91 213628 2109156 8504 07:11:01 AM 1111000 2991808 2642676 70.40 2104 2039660 611804 12.74 214112 2101160 8504 07:12:01 AM 1118548 2999716 2635128 70.20 2104 2040068 603428 12.57 398284 1909512 7492 07:13:01 AM 1056116 2941488 2697560 71.86 2104 2043952 662540 13.80 407256 1963032 20976 Average: 1168821 2980143 2584855 68.86 2104 1973493 633986 13.20 227809 2042384 42314 07:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:05:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 AM eth0 234.22 120.87 996.57 56.29 0.00 0.00 0.00 0.00 07:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 AM eth0 78.74 61.97 827.47 6.65 0.00 0.00 0.00 0.00 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 34.16 26.41 230.90 4.74 0.00 0.00 0.00 0.00 07:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 AM eth0 48.06 34.68 656.01 6.13 0.00 0.00 0.00 0.00 07:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 AM eth0 9.86 11.80 11.27 4.70 0.00 0.00 0.00 0.00 07:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 AM eth0 9.75 10.20 7.36 4.48 0.00 0.00 0.00 0.00 07:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 AM eth0 12.24 12.08 10.84 3.75 0.00 0.00 0.00 0.00 07:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 AM eth0 18.04 16.33 16.42 12.67 0.00 0.00 0.00 0.00 07:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:13:01 AM eth0 9.08 10.25 7.44 5.17 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 50.13 33.68 305.88 11.54 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) 07/27/2026 _x86_64_ (2 CPU) 07:03:50 LINUX RESTART (2 CPU) 07:04:02 AM CPU %user %nice %system %iowait %steal %idle 07:05:01 AM all 42.36 0.07 13.52 12.17 3.27 28.61 07:05:01 AM 0 47.20 0.10 11.77 11.21 2.92 26.80 07:05:01 AM 1 37.55 0.03 15.26 13.12 3.62 30.41 07:06:01 AM all 33.82 0.00 4.00 1.28 3.58 57.32 07:06:01 AM 0 20.76 0.00 2.61 1.54 3.98 71.11 07:06:01 AM 1 47.13 0.00 5.42 1.02 3.17 43.25 07:07:01 AM all 36.23 0.00 3.42 2.38 3.13 54.84 07:07:01 AM 0 37.31 0.00 3.54 2.31 3.31 53.53 07:07:01 AM 1 35.14 0.00 3.30 2.45 2.94 56.16 07:08:01 AM all 32.93 0.00 2.67 0.74 3.46 60.20 07:08:01 AM 0 26.28 0.00 2.49 0.57 3.49 67.16 07:08:01 AM 1 39.62 0.00 2.85 0.90 3.43 53.19 07:09:01 AM all 32.39 0.00 1.89 0.51 2.80 62.41 07:09:01 AM 0 20.08 0.00 1.66 0.48 2.60 75.18 07:09:01 AM 1 44.71 0.00 2.12 0.54 2.99 49.63 07:10:01 AM all 29.23 0.00 2.10 0.38 2.21 66.07 07:10:01 AM 0 22.14 0.00 2.11 0.31 2.06 73.37 07:10:01 AM 1 36.33 0.00 2.10 0.45 2.36 58.76 07:11:01 AM all 33.27 0.00 2.36 0.32 2.19 61.86 07:11:01 AM 0 10.64 0.00 1.30 0.48 2.16 85.42 07:11:01 AM 1 56.11 0.00 3.42 0.17 2.23 38.07 07:12:01 AM all 38.62 0.00 2.60 0.53 2.32 55.93 07:12:01 AM 0 12.30 0.00 1.61 0.77 2.25 83.06 07:12:01 AM 1 65.30 0.00 3.60 0.28 2.40 28.43 07:13:01 AM all 39.37 0.00 2.90 0.36 2.35 55.02 07:13:01 AM 0 10.61 0.00 1.90 0.57 2.09 84.83 07:13:01 AM 1 68.48 0.00 3.91 0.15 2.61 24.85 Average: all 35.33 0.01 3.91 2.05 2.81 55.89 Average: 0 22.96 0.01 3.19 1.99 2.76 69.08 Average: 1 47.79 0.00 4.64 2.10 2.86 42.60