---> uname -a: Linux prd-centos8-builder-2c-4g-4281.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 520 1028 17 2117 2867 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:ea:9f:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.77/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85885sec preferred_lft 85885sec inet6 fe80::f816:3eff:feea:9ff4/64 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) 06/25/2026 _x86_64_ (2 CPU) 23:03:53 LINUX RESTART (2 CPU) 11:05:01 PM tps rtps wtps bread/s bwrtn/s 11:06:02 PM 59.61 0.40 59.21 34.66 5748.13 11:07:01 PM 64.23 1.07 63.17 25.21 10088.73 11:08:01 PM 31.64 2.12 29.52 85.44 4051.00 11:09:01 PM 24.38 0.27 24.11 41.86 987.60 11:10:01 PM 18.42 0.00 18.42 0.00 450.56 11:11:01 PM 16.09 0.00 16.09 0.00 617.97 11:12:01 PM 19.02 1.10 17.92 69.70 623.92 Average: 33.27 0.71 32.56 36.72 3207.41 11:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:06:02 PM 1333012 3004500 2420664 64.49 2104 1840028 633144 13.18 146116 1985536 151528 11:07:01 PM 1061800 2909444 2691876 71.71 2104 2007264 676984 14.10 153388 2210684 74700 11:08:01 PM 1083104 2960380 2670572 71.15 2104 2035704 634912 13.22 174368 2165604 22104 11:09:01 PM 1109920 2987264 2643756 70.43 2104 2035968 608480 12.67 214840 2098748 7484 11:10:01 PM 952412 2868952 2801264 74.63 2104 2075384 725744 15.11 218552 2253040 46928 11:11:01 PM 957784 2874356 2795892 74.48 2104 2075392 715276 14.89 219076 2247664 46928 11:12:01 PM 1083456 2964452 2670220 71.14 2104 2039468 621380 12.94 401268 1938660 8780 Average: 1083070 2938478 2670606 71.15 2104 2015601 659417 13.73 218230 2128562 51207 11:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:06:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:02 PM eth0 78.79 66.76 874.06 6.83 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 41.48 35.01 265.63 14.78 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 49.55 42.12 662.28 6.44 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 11.73 13.66 12.87 5.72 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 9.16 11.76 7.61 5.65 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 12.54 13.42 11.15 4.16 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 16.81 15.99 17.32 7.32 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 31.41 28.37 264.40 7.25 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) 06/25/2026 _x86_64_ (2 CPU) 23:03:53 LINUX RESTART (2 CPU) 11:05:01 PM CPU %user %nice %system %iowait %steal %idle 11:06:02 PM all 35.57 0.00 3.98 1.57 1.43 57.45 11:06:02 PM 0 33.12 0.00 4.21 2.13 1.32 59.22 11:06:02 PM 1 38.01 0.00 3.74 1.01 1.55 55.69 11:07:01 PM all 40.76 0.00 4.03 1.94 1.55 51.73 11:07:01 PM 0 31.95 0.00 3.28 2.31 1.49 60.97 11:07:01 PM 1 49.60 0.00 4.78 1.56 1.61 42.45 11:08:01 PM all 37.75 0.00 3.33 0.63 1.34 56.94 11:08:01 PM 0 64.07 0.00 4.74 0.72 1.85 28.62 11:08:01 PM 1 11.53 0.00 1.93 0.55 0.83 85.17 11:09:01 PM all 38.31 0.00 2.44 0.41 1.48 57.36 11:09:01 PM 0 42.40 0.00 2.52 0.73 1.57 52.78 11:09:01 PM 1 34.22 0.00 2.37 0.08 1.39 61.94 11:10:01 PM all 39.92 0.00 2.00 0.22 1.52 56.34 11:10:01 PM 0 61.18 0.00 2.55 0.40 1.97 33.91 11:10:01 PM 1 18.69 0.00 1.45 0.05 1.08 78.73 11:11:01 PM all 34.00 0.00 2.42 0.61 1.41 61.57 11:11:01 PM 0 42.34 0.00 2.44 0.63 1.68 52.91 11:11:01 PM 1 25.66 0.00 2.39 0.58 1.15 70.22 11:12:01 PM all 39.39 0.00 3.42 0.50 1.56 55.13 11:12:01 PM 0 58.56 0.00 4.70 0.68 1.86 34.19 11:12:01 PM 1 20.21 0.00 2.14 0.32 1.26 76.07 Average: all 37.95 0.00 3.09 0.84 1.47 56.66 Average: 0 47.69 0.00 3.49 1.08 1.68 46.06 Average: 1 28.21 0.00 2.68 0.59 1.27 67.25