---> uname -a: Linux prd-centos8-builder-2c-4g-7112.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 490 1056 17 2118 2897 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:59:15:91 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.137/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85887sec preferred_lft 85887sec inet6 fe80::f816:3eff:fe59:1591/64 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) 07/31/2026 _x86_64_ (2 CPU) 09:03:44 LINUX RESTART (2 CPU) 09:04:01 AM tps rtps wtps bread/s bwrtn/s 09:05:01 AM 210.26 134.96 75.31 12407.46 38510.88 09:06:01 AM 66.31 0.20 66.11 29.99 6002.52 09:07:01 AM 59.15 0.58 58.56 67.18 10302.83 09:08:01 AM 29.58 0.08 29.50 1.87 3020.60 09:09:01 AM 18.81 0.27 18.54 41.85 499.02 09:10:01 AM 13.01 0.00 13.01 0.00 346.01 09:11:01 AM 16.44 0.72 15.72 31.05 605.75 09:12:01 AM 18.69 0.38 18.31 38.65 544.69 Average: 54.03 17.15 36.88 1577.19 7478.69 09:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:05:01 AM 1584172 3057456 2169504 57.80 2104 1652032 610736 12.72 138456 1780736 56424 09:06:01 AM 1272940 2991948 2480736 66.09 2104 1886464 647268 13.48 145916 2043296 170288 09:07:01 AM 1128724 2966812 2624952 69.93 2104 1997572 644536 13.42 148908 2148496 24280 09:08:01 AM 979040 2896228 2774636 73.92 2104 2076184 716268 14.92 178472 2268764 47064 09:09:01 AM 1012940 2930344 2740736 73.01 2104 2076312 676332 14.08 217432 2196148 45940 09:10:01 AM 1122864 3001884 2630812 70.09 2104 2037892 607108 12.64 214384 2088336 7476 09:11:01 AM 1152496 3032512 2601180 69.30 2104 2038860 576872 12.01 398896 1874680 7596 09:12:01 AM 1120992 3005988 2632684 70.14 2104 2043240 602728 12.55 398780 1903956 20972 Average: 1171771 2985396 2581905 68.78 2104 1976070 635231 13.23 230156 2038052 47505 09:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 AM eth0 198.10 112.80 956.27 54.89 0.00 0.00 0.00 0.00 09:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 AM eth0 94.82 75.31 987.34 7.66 0.00 0.00 0.00 0.00 09:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 AM eth0 10.40 10.71 25.59 4.08 0.00 0.00 0.00 0.00 09:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 AM eth0 43.64 34.63 655.23 9.09 0.00 0.00 0.00 0.00 09:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 AM eth0 12.60 14.18 13.50 5.82 0.00 0.00 0.00 0.00 09:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 AM eth0 8.61 9.68 7.29 3.70 0.00 0.00 0.00 0.00 09:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 AM eth0 18.29 15.54 17.95 6.13 0.00 0.00 0.00 0.00 09:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 AM eth0 11.78 12.56 10.45 5.85 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 49.78 35.67 334.18 12.15 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) 07/31/2026 _x86_64_ (2 CPU) 09:03:44 LINUX RESTART (2 CPU) 09:04:01 AM CPU %user %nice %system %iowait %steal %idle 09:05:01 AM all 42.32 0.04 10.88 11.37 2.57 32.82 09:05:01 AM 0 33.16 0.03 12.78 11.88 2.42 39.72 09:05:01 AM 1 51.49 0.05 8.97 10.86 2.71 25.92 09:06:01 AM all 36.59 0.00 3.96 1.83 1.80 55.83 09:06:01 AM 0 25.17 0.00 2.84 1.15 1.66 69.18 09:06:01 AM 1 48.03 0.00 5.09 2.51 1.93 42.44 09:07:01 AM all 38.13 0.00 4.13 2.06 1.60 54.08 09:07:01 AM 0 42.09 0.00 4.35 1.50 1.79 50.27 09:07:01 AM 1 34.17 0.00 3.90 2.62 1.41 57.89 09:08:01 AM all 37.12 0.00 2.30 0.87 1.70 58.01 09:08:01 AM 0 24.94 0.00 1.85 1.00 1.36 70.85 09:08:01 AM 1 49.31 0.00 2.76 0.73 2.03 45.17 09:09:01 AM all 37.15 0.00 2.64 0.42 1.78 58.01 09:09:01 AM 0 37.83 0.00 2.92 0.53 1.57 57.15 09:09:01 AM 1 36.47 0.00 2.37 0.31 1.99 58.86 09:10:01 AM all 33.34 0.00 2.08 0.21 1.40 62.98 09:10:01 AM 0 22.50 0.00 1.91 0.08 1.06 74.43 09:10:01 AM 1 44.17 0.00 2.25 0.33 1.73 51.52 09:11:01 AM all 33.97 0.00 2.72 0.40 1.65 61.26 09:11:01 AM 0 21.56 0.00 2.05 0.23 1.13 75.03 09:11:01 AM 1 46.33 0.00 3.38 0.56 2.17 47.55 09:12:01 AM all 40.41 0.00 3.34 0.43 1.60 54.22 09:12:01 AM 0 29.75 0.00 2.98 0.60 1.07 65.60 09:12:01 AM 1 51.00 0.00 3.69 0.27 2.12 42.92 Average: all 37.37 0.01 4.00 2.19 1.76 54.67 Average: 0 29.62 0.00 3.96 2.12 1.51 62.79 Average: 1 45.11 0.01 4.05 2.27 2.01 46.55