---> uname -a: Linux prd-centos8-builder-2c-4g-1030.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 488 1128 17 2049 2902 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:90:61:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.47/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85943sec preferred_lft 85943sec inet6 fe80::f816:3eff:fe90:61f4/64 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) 05/16/2026 _x86_64_ (2 CPU) 14:03:43 LINUX RESTART (2 CPU) 02:04:01 PM tps rtps wtps bread/s bwrtn/s 02:05:01 PM 199.55 130.74 68.81 12027.99 38553.73 02:06:01 PM 60.59 0.20 60.39 30.00 5355.36 02:07:01 PM 67.18 2.10 65.08 84.37 9939.79 02:08:01 PM 25.61 0.28 25.33 40.66 1009.80 02:09:01 PM 18.94 0.07 18.88 3.07 517.21 02:10:01 PM 17.19 0.63 16.56 20.79 648.28 02:11:01 PM 18.35 0.47 17.89 48.89 523.43 Average: 58.20 19.21 38.99 1750.78 8077.92 02:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:05:01 PM 1593424 3067396 2160260 57.55 2104 1652496 609148 12.68 137164 1772908 53816 02:06:01 PM 1307928 3012992 2445756 65.16 2104 1872376 636712 13.26 144724 2008428 158456 02:07:01 PM 1074192 2926400 2679492 71.38 2104 2013248 697836 14.53 152472 2207740 52172 02:08:01 PM 1113280 2962820 2640404 70.34 2104 2010396 664060 13.83 213604 2109184 46716 02:09:01 PM 1093460 2943160 2660224 70.87 2104 2010484 682120 14.20 214440 2128244 45808 02:10:01 PM 1186500 2998312 2567184 68.39 2104 1972788 628160 13.08 212052 2036532 7472 02:11:01 PM 1154236 2979096 2599448 69.25 2104 1985400 649468 13.52 398908 1880536 19924 Average: 1217574 2984311 2536110 67.56 2104 1931027 652501 13.59 210481 2020510 54909 02:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM eth0 197.70 114.90 961.45 55.49 0.00 0.00 0.00 0.00 02:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 PM eth0 83.79 66.42 908.43 7.58 0.00 0.00 0.00 0.00 02:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 PM eth0 46.62 38.04 640.95 6.67 0.00 0.00 0.00 0.00 02:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:08:01 PM eth0 14.28 16.85 14.53 6.10 0.00 0.00 0.00 0.00 02:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 PM eth0 11.33 13.43 8.92 6.18 0.00 0.00 0.00 0.00 02:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 PM eth0 12.28 12.91 10.70 4.11 0.00 0.00 0.00 0.00 02:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 PM eth0 17.35 16.69 18.15 13.00 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 54.76 39.89 366.13 14.16 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) 05/16/2026 _x86_64_ (2 CPU) 14:03:43 LINUX RESTART (2 CPU) 02:04:01 PM CPU %user %nice %system %iowait %steal %idle 02:05:01 PM all 40.91 0.06 9.80 10.75 5.96 32.52 02:05:01 PM 0 36.80 0.05 7.96 10.58 5.95 38.66 02:05:01 PM 1 45.05 0.07 11.65 10.92 5.97 26.35 02:06:01 PM all 34.67 0.00 3.84 1.51 4.40 55.59 02:06:01 PM 0 26.55 0.00 3.44 1.41 4.56 64.03 02:06:01 PM 1 42.83 0.00 4.25 1.60 4.23 47.08 02:07:01 PM all 35.09 0.00 4.06 2.26 4.44 54.15 02:07:01 PM 0 25.56 0.00 3.74 2.87 4.52 63.32 02:07:01 PM 1 44.68 0.00 4.39 1.65 4.37 44.92 02:08:01 PM all 33.65 0.00 2.80 0.85 4.13 58.57 02:08:01 PM 0 49.75 0.00 3.34 1.43 3.87 41.61 02:08:01 PM 1 17.80 0.00 2.26 0.29 4.39 75.26 02:09:01 PM all 36.35 0.00 2.57 0.39 3.48 57.22 02:09:01 PM 0 27.21 0.00 2.51 0.36 3.23 66.70 02:09:01 PM 1 45.51 0.00 2.62 0.41 3.72 47.74 02:10:01 PM all 33.07 0.00 2.64 0.70 2.95 60.64 02:10:01 PM 0 30.19 0.00 2.46 0.57 3.14 63.64 02:10:01 PM 1 35.96 0.00 2.83 0.82 2.75 57.64 02:11:01 PM all 38.40 0.00 3.52 0.39 2.97 54.71 02:11:01 PM 0 28.00 0.00 2.94 0.31 3.07 65.68 02:11:01 PM 1 48.89 0.00 4.11 0.48 2.86 43.66 Average: all 36.02 0.01 4.18 2.41 4.05 53.33 Average: 0 31.99 0.01 3.77 2.51 4.05 57.67 Average: 1 40.06 0.01 4.59 2.31 4.05 48.99