---> uname -a: Linux prd-centos8-builder-2c-4g-5181.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 515 1033 17 2116 2872 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:cd:3c:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.25/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85885sec preferred_lft 85885sec inet6 fe80::f816:3eff:fecd:3c6d/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) 07/07/2026 _x86_64_ (2 CPU) 04:03:42 LINUX RESTART (2 CPU) 04:04:01 AM tps rtps wtps bread/s bwrtn/s 04:05:01 AM 191.46 114.76 76.70 11511.66 38730.03 04:06:01 AM 77.92 0.20 77.72 30.00 9008.03 04:07:01 AM 46.29 0.58 45.71 67.19 7394.68 04:08:01 AM 28.29 0.08 28.21 1.87 3011.10 04:09:01 AM 17.83 0.27 17.56 41.85 754.52 04:10:01 AM 16.38 0.00 16.38 0.00 443.39 04:11:01 AM 16.46 0.68 15.77 25.85 598.42 04:12:01 AM 18.86 0.42 18.44 43.85 562.90 Average: 51.69 14.63 37.06 1465.73 7564.01 04:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:05:01 AM 1525404 3010756 2228272 59.36 2104 1664072 651300 13.56 138280 1840208 62192 04:06:01 AM 1226576 2945456 2527100 67.32 2104 1886348 685412 14.27 145888 2084564 78764 04:07:01 AM 1079760 2916784 2673916 71.23 2104 1996528 688564 14.34 149616 2198784 24364 04:08:01 AM 953652 2869580 2800024 74.59 2104 2075056 731576 15.23 178020 2295260 47064 04:09:01 AM 1039024 2917916 2714652 72.32 2104 2037728 681212 14.19 214012 2173840 8500 04:10:01 AM 1080052 2957884 2673624 71.23 2104 2036764 648288 13.50 214488 2132072 7476 04:11:01 AM 1115112 2993712 2638564 70.29 2104 2037556 628720 13.09 236888 2074612 7520 04:12:01 AM 1092032 2975828 2661644 70.91 2104 2042116 629612 13.11 398608 1935280 20976 Average: 1138952 2948490 2614724 69.66 2104 1972021 668086 13.91 209475 2091828 32107 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 237.43 123.82 1066.66 56.29 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 83.14 69.52 884.11 7.55 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 9.13 9.65 17.83 3.93 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 42.37 36.02 656.17 6.31 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 11.20 12.21 12.54 4.86 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 10.13 11.48 8.56 4.83 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 15.96 15.14 16.77 5.63 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 13.05 13.10 11.17 6.35 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 52.81 36.37 334.25 11.97 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) 07/07/2026 _x86_64_ (2 CPU) 04:03:42 LINUX RESTART (2 CPU) 04:04:01 AM CPU %user %nice %system %iowait %steal %idle 04:05:01 AM all 44.49 0.03 9.62 9.72 2.64 33.50 04:05:01 AM 0 46.51 0.02 12.43 11.75 2.76 26.53 04:05:01 AM 1 42.46 0.05 6.81 7.69 2.52 40.46 04:06:01 AM all 37.88 0.00 4.09 2.04 2.44 53.55 04:06:01 AM 0 17.39 0.00 2.98 2.29 2.26 75.07 04:06:01 AM 1 58.51 0.00 5.21 1.78 2.62 31.88 04:07:01 AM all 39.15 0.00 3.88 1.36 2.42 53.19 04:07:01 AM 0 54.11 0.00 4.74 0.95 2.43 37.78 04:07:01 AM 1 24.35 0.00 3.03 1.78 2.40 68.44 04:08:01 AM all 36.13 0.00 2.51 0.79 2.10 58.47 04:08:01 AM 0 24.95 0.00 2.08 0.94 2.13 69.89 04:08:01 AM 1 47.39 0.00 2.93 0.63 2.07 46.98 04:09:01 AM all 31.85 0.00 2.46 0.45 1.91 63.34 04:09:01 AM 0 22.52 0.00 1.72 0.60 1.92 73.25 04:09:01 AM 1 41.23 0.00 3.19 0.30 1.90 53.38 04:10:01 AM all 37.44 0.00 2.10 0.36 2.11 58.00 04:10:01 AM 0 22.44 0.00 1.35 0.18 2.13 73.90 04:10:01 AM 1 52.60 0.00 2.85 0.53 2.10 41.92 04:11:01 AM all 34.01 0.00 2.44 0.41 1.87 61.27 04:11:01 AM 0 12.84 0.00 1.49 0.43 1.60 83.64 04:11:01 AM 1 55.26 0.00 3.40 0.38 2.14 38.82 04:12:01 AM all 40.23 0.00 3.68 0.51 2.23 53.35 04:12:01 AM 0 28.64 0.00 3.27 0.41 2.18 65.50 04:12:01 AM 1 51.87 0.00 4.10 0.61 2.27 41.14 Average: all 37.65 0.00 3.85 1.95 2.21 54.34 Average: 0 28.64 0.00 3.75 2.19 2.18 63.25 Average: 1 46.68 0.01 3.94 1.72 2.25 45.40