---> uname -a: Linux prd-centos8-builder-2c-4g-5400.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 510 1037 17 2117 2877 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:2d:de:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.253/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85895sec preferred_lft 85895sec inet6 fe80::f816:3eff:fe2d:de56/64 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) 07/09/2026 _x86_64_ (2 CPU) 23:03:46 LINUX RESTART (2 CPU) 11:04:01 PM tps rtps wtps bread/s bwrtn/s 11:05:01 PM 214.16 139.56 74.60 13851.83 38453.78 11:06:01 PM 65.43 0.20 65.23 29.99 6120.71 11:07:01 PM 57.88 0.62 57.26 67.71 10474.14 11:08:01 PM 28.43 0.05 28.38 1.33 3006.45 11:09:01 PM 19.39 0.27 19.13 41.85 527.82 11:10:01 PM 14.06 0.00 14.06 0.00 384.22 11:11:01 PM 15.99 0.72 15.27 31.05 588.99 11:12:01 PM 20.06 0.38 19.68 38.65 582.91 Average: 54.43 17.73 36.70 1758.27 7518.47 11:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:05:01 PM 1565928 3035548 2187756 58.28 2104 1648444 621500 12.94 138008 1800788 54108 11:06:01 PM 1246680 2966320 2507004 66.79 2104 1886992 653824 13.61 145624 2070096 168000 11:07:01 PM 1116908 2955224 2636776 70.25 2104 1997608 645420 13.44 148564 2161876 24284 11:08:01 PM 986992 2904084 2766692 73.71 2104 2076112 691380 14.40 177300 2263272 46976 11:09:01 PM 1003360 2915100 2750324 73.27 2104 2070608 682636 14.21 216400 2207100 40236 11:10:01 PM 1086236 2965508 2667448 71.06 2104 2037908 631740 13.16 214116 2125400 7476 11:11:01 PM 1093900 2974108 2659784 70.86 2104 2038800 622464 12.96 398620 1934144 7508 11:12:01 PM 1073324 2958276 2680360 71.41 2104 2043092 634708 13.22 398520 1953704 20852 Average: 1146666 2959271 2607018 69.45 2104 1974946 647959 13.49 229644 2064548 46180 11:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:05:01 PM eth0 223.22 111.19 930.09 55.05 0.00 0.00 0.00 0.00 11:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 PM eth0 92.95 75.99 1023.81 8.09 0.00 0.00 0.00 0.00 11:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 PM eth0 9.16 9.85 21.09 3.82 0.00 0.00 0.00 0.00 11:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 PM eth0 52.02 43.76 659.65 7.03 0.00 0.00 0.00 0.00 11:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 PM eth0 12.96 13.91 13.17 5.79 0.00 0.00 0.00 0.00 11:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 PM eth0 10.08 11.40 8.77 4.35 0.00 0.00 0.00 0.00 11:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 PM eth0 18.84 16.46 17.52 6.42 0.00 0.00 0.00 0.00 11:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 PM eth0 12.26 13.45 10.81 6.36 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 53.94 37.00 335.62 12.12 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) 07/09/2026 _x86_64_ (2 CPU) 23:03:46 LINUX RESTART (2 CPU) 11:04:01 PM CPU %user %nice %system %iowait %steal %idle 11:05:01 PM all 43.93 0.06 11.27 11.28 1.82 31.64 11:05:01 PM 0 50.33 0.07 9.91 14.58 1.52 23.59 11:05:01 PM 1 37.53 0.05 12.63 7.99 2.11 39.70 11:06:01 PM all 38.21 0.00 4.16 1.41 1.69 54.53 11:06:01 PM 0 50.77 0.00 4.52 1.15 1.81 41.75 11:06:01 PM 1 25.66 0.00 3.80 1.68 1.58 67.29 11:07:01 PM all 39.87 0.00 4.52 1.75 1.60 52.26 11:07:01 PM 0 64.74 0.00 5.58 0.88 2.03 26.76 11:07:01 PM 1 15.07 0.00 3.46 2.61 1.16 77.70 11:08:01 PM all 35.53 0.00 2.34 1.19 1.50 59.44 11:08:01 PM 0 43.84 0.00 2.82 1.18 1.82 50.34 11:08:01 PM 1 27.23 0.00 1.86 1.20 1.18 68.53 11:09:01 PM all 38.54 0.00 2.47 0.36 1.56 57.06 11:09:01 PM 0 57.09 0.00 2.94 0.33 1.83 37.81 11:09:01 PM 1 20.04 0.00 2.01 0.38 1.29 76.28 11:10:01 PM all 36.55 0.00 2.23 0.17 1.62 59.43 11:10:01 PM 0 42.51 0.00 2.04 0.30 1.74 53.41 11:10:01 PM 1 30.59 0.00 2.42 0.05 1.49 65.45 11:11:01 PM all 36.02 0.00 2.99 0.30 1.62 59.07 11:11:01 PM 0 54.80 0.00 3.86 0.33 1.95 39.07 11:11:01 PM 1 17.30 0.00 2.12 0.27 1.29 79.02 11:12:01 PM all 40.41 0.00 3.23 0.30 1.78 54.27 11:12:01 PM 0 36.43 0.00 2.47 0.22 1.85 59.04 11:12:01 PM 1 44.42 0.00 3.99 0.38 1.71 49.48 Average: all 38.63 0.01 4.14 2.09 1.65 53.49 Average: 0 50.05 0.01 4.26 2.36 1.82 41.50 Average: 1 27.21 0.01 4.03 1.81 1.48 65.46