---> uname -a: Linux prd-centos8-robot-2c-8g-20027.novalocal 4.18.0-553.5.1.el8.x86_64 #1 SMP Tue May 21 05:46:01 UTC 2024 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 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 594 4914 19 2189 6805 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:d5:d5:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.49/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85915sec preferred_lft 85915sec inet6 fe80::f816:3eff:fed5:d594/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 02/23/2026 _x86_64_ (2 CPU) 00:39:24 LINUX RESTART (2 CPU) 12:40:00 AM tps rtps wtps bread/s bwrtn/s 12:40:01 AM 164.84 40.11 124.73 12628.57 20563.74 12:41:01 AM 86.92 58.49 28.44 5528.17 26581.04 12:42:01 AM 86.70 5.65 81.06 1078.71 6328.72 12:43:01 AM 80.21 1.08 79.12 75.31 11342.55 12:44:01 AM 35.57 3.82 31.76 1256.38 2113.15 12:45:01 AM 71.22 3.53 67.69 97.72 7924.35 12:46:01 AM 6.47 0.07 6.40 4.93 467.12 12:47:02 AM 33.04 0.63 32.41 73.18 1447.52 Average: 57.63 10.60 47.03 1208.83 8083.89 12:40:00 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:01 AM 6112756 7371316 1769676 22.45 2688 1466016 379332 4.81 115848 1443316 741364 12:41:01 AM 5744384 7154132 2138048 27.12 2688 1606980 642828 7.20 166848 1705344 45048 12:42:01 AM 5182508 6998436 2699924 34.25 2688 1994088 737240 8.25 195440 2172264 266028 12:43:01 AM 5157740 7021104 2724692 34.57 2688 2039680 682172 7.64 218336 2161072 9956 12:44:01 AM 4949220 6972680 2933212 37.21 2688 2194700 748328 8.38 270484 2301336 97980 12:45:01 AM 4942300 7058960 2940132 37.30 2688 2284208 628716 7.04 269152 2292352 9076 12:46:01 AM 4942164 7059928 2940268 37.30 2688 2285312 628144 7.03 269816 2292236 720 12:47:02 AM 5037888 6971752 2844544 36.09 2688 2106952 729920 8.17 471108 2016480 11092 Average: 5258620 7076038 2623812 33.29 2688 1997242 647085 7.25 247129 2048050 147658 12:40:00 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 0.55 0.00 0.04 0.00 0.00 0.00 0.00 0.00 12:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 AM eth0 214.34 125.19 862.47 55.29 0.00 0.00 0.00 0.00 12:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:42:01 AM eth0 84.67 69.89 1060.14 8.70 0.00 0.00 0.00 0.00 12:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 AM eth0 56.71 40.12 641.16 7.88 0.00 0.00 0.00 0.00 12:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 AM eth0 40.62 32.31 333.64 7.41 0.00 0.00 0.00 0.00 12:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:45:01 AM eth0 164.77 143.39 42.15 38.11 0.00 0.00 0.00 0.00 12:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:46:01 AM eth0 24.71 11.10 7.78 1.84 0.00 0.00 0.00 0.00 12:47:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:47:02 AM eth0 45.48 34.29 79.76 22.60 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 89.80 64.90 430.61 20.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 02/23/2026 _x86_64_ (2 CPU) 00:39:24 LINUX RESTART (2 CPU) 12:40:00 AM CPU %user %nice %system %iowait %steal %idle 12:40:01 AM all 0.55 0.00 1.38 93.39 0.28 4.41 12:40:01 AM 0 0.55 0.00 1.09 89.07 0.55 8.74 12:40:01 AM 1 0.56 0.00 1.67 97.78 0.00 0.00 12:41:01 AM all 20.71 0.07 4.91 41.18 0.15 32.98 12:41:01 AM 0 21.81 0.07 4.58 38.28 0.17 35.09 12:41:01 AM 1 19.62 0.07 5.23 44.09 0.13 30.87 12:42:01 AM all 33.33 0.00 4.90 2.99 0.17 58.61 12:42:01 AM 0 21.13 0.00 4.25 3.23 0.17 71.22 12:42:01 AM 1 45.61 0.00 5.55 2.75 0.17 45.93 12:43:01 AM all 19.14 0.00 3.15 4.79 0.11 72.82 12:43:01 AM 0 17.98 0.00 2.82 4.58 0.10 74.51 12:43:01 AM 1 20.29 0.00 3.47 5.00 0.12 71.12 12:44:01 AM all 24.36 0.00 4.29 0.78 0.12 70.45 12:44:01 AM 0 21.66 0.00 3.97 1.05 0.12 73.20 12:44:01 AM 1 27.06 0.00 4.60 0.52 0.12 67.71 12:45:01 AM all 20.62 0.00 4.28 1.24 0.09 73.76 12:45:01 AM 0 15.99 0.00 4.11 1.12 0.08 78.69 12:45:01 AM 1 25.25 0.00 4.46 1.35 0.10 68.85 12:46:01 AM all 1.55 0.00 0.29 0.06 0.06 98.04 12:46:01 AM 0 2.54 0.00 0.40 0.10 0.07 96.89 12:46:01 AM 1 0.57 0.00 0.18 0.02 0.05 99.18 12:47:02 AM all 27.19 0.00 3.79 0.18 0.12 68.72 12:47:02 AM 0 30.09 0.00 3.44 0.15 0.12 66.20 12:47:02 AM 1 24.28 0.00 4.14 0.22 0.12 71.24 Average: all 20.90 0.01 3.65 7.65 0.12 67.68 Average: 0 18.67 0.01 3.36 7.25 0.12 70.59 Average: 1 23.14 0.01 3.94 8.04 0.11 64.76