---> uname -a: Linux prd-centos8-builder-2c-4g-2191.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 478 1138 17 2047 2911 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:0a:83:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.227/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85950sec preferred_lft 85950sec inet6 fe80::f816:3eff:fe0a:83bd/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) 05/03/2026 _x86_64_ (2 CPU) 02:03:46 LINUX RESTART (2 CPU) 02:04:01 AM tps rtps wtps bread/s bwrtn/s 02:05:01 AM 217.19 140.88 76.30 12959.07 38699.68 02:06:01 AM 67.27 0.20 67.07 30.00 6366.77 02:07:01 AM 59.72 2.15 57.57 85.72 8476.70 02:08:01 AM 26.04 0.27 25.77 40.65 1044.65 02:09:01 AM 18.69 0.03 18.66 1.73 461.41 02:10:01 AM 16.69 0.72 15.98 31.06 627.19 02:11:01 AM 21.15 0.38 20.77 38.64 841.22 Average: 60.98 20.67 40.31 1884.63 8075.82 02:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:05:01 AM 1576820 3055480 2176856 57.99 2104 1657556 614164 12.79 138000 1790552 56208 02:06:01 AM 1251432 2988848 2502244 66.66 2104 1902864 645392 13.44 151928 2050916 158112 02:07:01 AM 1186980 2996036 2566696 68.38 2104 1969936 620120 12.91 158640 2086660 21072 02:08:01 AM 1206724 3016632 2546952 67.85 2104 1971140 596284 12.42 211452 2017612 7468 02:09:01 AM 1215444 3025416 2538232 67.62 2104 1971192 593208 12.35 211788 2008632 7468 02:10:01 AM 1208028 3019232 2545648 67.82 2104 1972276 596592 12.42 396424 1831328 7644 02:11:01 AM 1180684 3003236 2572992 68.55 2104 1983344 608544 12.67 397444 1856928 27764 Average: 1260873 3014983 2492803 66.41 2104 1918330 610615 12.72 237954 1948947 40819 02:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 AM eth0 186.19 114.20 1005.41 55.35 0.00 0.00 0.00 0.00 02:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 AM eth0 69.81 57.37 862.76 6.76 0.00 0.00 0.00 0.00 02:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 AM eth0 46.08 39.06 638.81 6.73 0.00 0.00 0.00 0.00 02:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:08:01 AM eth0 15.04 15.28 17.98 8.91 0.00 0.00 0.00 0.00 02:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 AM eth0 12.43 13.75 9.20 6.18 0.00 0.00 0.00 0.00 02:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 AM eth0 19.46 16.79 18.67 6.31 0.00 0.00 0.00 0.00 02:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 AM eth0 11.59 12.11 9.15 5.92 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 51.52 38.37 366.01 13.74 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) 05/03/2026 _x86_64_ (2 CPU) 02:03:46 LINUX RESTART (2 CPU) 02:04:01 AM CPU %user %nice %system %iowait %steal %idle 02:05:01 AM all 43.17 0.03 10.68 10.31 2.28 33.52 02:05:01 AM 0 45.21 0.05 12.34 8.79 2.23 31.38 02:05:01 AM 1 41.14 0.02 9.03 11.82 2.34 35.66 02:06:01 AM all 38.29 0.00 4.27 1.70 2.11 53.63 02:06:01 AM 0 56.83 0.00 6.18 1.86 2.20 32.93 02:06:01 AM 1 19.88 0.00 2.38 1.54 2.02 74.19 02:07:01 AM all 36.00 0.00 3.85 2.01 1.97 56.17 02:07:01 AM 0 36.28 0.00 3.87 1.92 1.97 55.95 02:07:01 AM 1 35.72 0.00 3.82 2.09 1.97 56.40 02:08:01 AM all 37.26 0.00 2.70 0.93 1.88 57.24 02:08:01 AM 0 32.07 0.00 2.39 0.85 1.63 63.06 02:08:01 AM 1 42.44 0.00 3.00 1.01 2.12 51.43 02:09:01 AM all 37.40 0.00 2.56 0.37 1.83 57.84 02:09:01 AM 0 51.91 0.00 2.89 0.61 2.08 42.51 02:09:01 AM 1 22.91 0.00 2.22 0.13 1.59 73.14 02:10:01 AM all 33.18 0.00 2.98 0.64 1.87 61.33 02:10:01 AM 0 45.15 0.00 3.10 0.55 2.07 49.13 02:10:01 AM 1 21.24 0.00 2.85 0.73 1.67 73.51 02:11:01 AM all 40.57 0.00 3.35 0.41 1.96 53.70 02:11:01 AM 0 55.69 0.00 3.36 0.25 2.32 38.38 02:11:01 AM 1 25.43 0.00 3.35 0.58 1.61 69.03 Average: all 37.98 0.00 4.33 2.33 1.99 53.37 Average: 0 46.16 0.01 4.87 2.11 2.07 44.78 Average: 1 29.80 0.00 3.80 2.55 1.90 61.94