---> uname -a: Linux prd-centos8-builder-2c-4g-9710.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 504 1119 17 2041 2886 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:81:f5:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.94/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85937sec preferred_lft 85937sec inet6 fe80::f816:3eff:fe81:f599/64 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) 03/25/2026 _x86_64_ (2 CPU) 12:03:51 LINUX RESTART (2 CPU) 12:04:01 PM tps rtps wtps bread/s bwrtn/s 12:05:02 PM 257.64 185.14 72.50 15075.20 38011.96 12:06:01 PM 63.88 0.32 63.55 9.89 6094.43 12:07:01 PM 70.45 2.17 68.28 108.75 9847.44 12:08:01 PM 25.11 0.28 24.83 40.66 1536.53 12:09:01 PM 18.42 0.07 18.36 3.07 487.62 12:10:01 PM 17.84 0.00 17.84 0.00 648.53 12:11:01 PM 17.32 1.10 16.22 69.69 471.59 Average: 67.25 27.08 40.17 2192.10 8162.15 12:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:02 PM 1543984 3024556 2209692 58.87 2104 1659636 649420 13.52 139340 1821660 81036 12:06:01 PM 1303224 2998108 2450452 65.28 2104 1862720 639324 13.31 144332 2015496 166496 12:07:01 PM 1061456 2902636 2692220 71.72 2104 2002840 708716 14.76 151044 2223732 62868 12:08:01 PM 1149128 2953828 2604548 69.39 2104 1965924 664192 13.83 173160 2113360 9360 12:09:01 PM 1146900 2951832 2606776 69.45 2104 1966016 670844 13.97 210680 2077380 8452 12:10:01 PM 1088604 2929728 2665072 71.00 2104 2002388 689756 14.36 214008 2132372 44816 12:11:01 PM 1216704 3022928 2536972 67.59 2104 1967328 604472 12.59 396144 1821132 7508 Average: 1215714 2969088 2537962 67.61 2104 1918122 660961 13.76 204101 2029305 54362 12:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:02 PM eth0 196.92 117.51 977.92 56.11 0.00 0.00 0.00 0.00 12:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 PM eth0 75.74 63.15 901.13 7.11 0.00 0.00 0.00 0.00 12:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 PM eth0 41.96 36.15 656.00 7.02 0.00 0.00 0.00 0.00 12:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 PM eth0 11.21 13.08 12.48 4.99 0.00 0.00 0.00 0.00 12:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 PM eth0 10.88 12.61 8.26 5.90 0.00 0.00 0.00 0.00 12:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 PM eth0 13.55 14.40 11.45 5.05 0.00 0.00 0.00 0.00 12:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 PM eth0 16.37 14.06 16.16 7.28 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 52.32 38.65 367.79 13.37 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) 03/25/2026 _x86_64_ (2 CPU) 12:03:51 LINUX RESTART (2 CPU) 12:04:01 PM CPU %user %nice %system %iowait %steal %idle 12:05:02 PM all 43.04 0.07 13.84 12.29 2.62 28.14 12:05:02 PM 0 52.29 0.07 15.17 9.74 2.44 20.29 12:05:02 PM 1 33.80 0.08 12.52 14.83 2.80 35.97 12:06:01 PM all 37.64 0.00 4.17 1.72 2.57 53.90 12:06:01 PM 0 55.62 0.00 5.89 1.65 2.50 34.34 12:06:01 PM 1 19.84 0.00 2.47 1.79 2.64 73.26 12:07:01 PM all 36.66 0.00 4.22 2.79 2.42 53.91 12:07:01 PM 0 50.02 0.00 5.16 1.78 2.32 40.73 12:07:01 PM 1 23.39 0.00 3.30 3.79 2.52 67.00 12:08:01 PM all 36.77 0.00 2.93 0.57 2.42 57.32 12:08:01 PM 0 45.79 0.00 3.81 0.76 2.41 47.23 12:08:01 PM 1 27.77 0.00 2.04 0.38 2.42 67.39 12:09:01 PM all 38.95 0.00 2.75 0.30 2.38 55.63 12:09:01 PM 0 45.06 0.00 2.66 0.50 2.35 49.44 12:09:01 PM 1 32.85 0.00 2.84 0.10 2.41 61.80 12:10:01 PM all 33.70 0.00 2.61 0.34 2.94 60.41 12:10:01 PM 0 34.76 0.00 2.56 0.18 2.87 59.63 12:10:01 PM 1 32.64 0.00 2.66 0.51 3.00 61.19 12:11:01 PM all 40.22 0.00 3.14 0.21 2.23 54.19 12:11:01 PM 0 60.35 0.00 3.94 0.27 2.18 33.27 12:11:01 PM 1 20.31 0.00 2.35 0.16 2.29 74.89 Average: all 38.13 0.01 4.80 2.59 2.51 51.96 Average: 0 49.08 0.01 5.58 2.12 2.44 40.77 Average: 1 27.23 0.01 4.01 3.06 2.58 63.10