---> uname -a: Linux prd-centos8-docker-8c-8g-3598.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1066 26525 19 4299 30358 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:ec:4e:1e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.176/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:feec:4e1e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d1:08:81:17 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:d1ff:fe08:8117/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/21/2026 _x86_64_ (8 CPU) 02:28:38 LINUX RESTART (8 CPU) 02:29:02 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 231.66 18.16 213.50 5068.64 8164.42 02:31:01 AM 280.84 18.29 262.55 4071.58 12111.06 02:32:01 AM 152.34 14.74 137.60 1209.40 39315.81 02:33:01 AM 87.40 5.25 82.16 4648.32 25125.74 Average: 187.88 14.09 173.79 3743.91 21233.91 02:29:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29619244 31260308 3036468 9.30 2688 1966592 1419076 4.21 137384 2477572 158992 02:31:01 AM 27701492 29917180 4954220 15.17 2688 2527936 2578188 7.65 220864 4247364 322892 02:32:01 AM 26195688 29261204 6460024 19.78 2688 3360432 4327796 12.84 456240 5441628 156 02:33:01 AM 27102608 31027304 5553104 17.01 2688 4214828 1585124 4.70 886336 4105164 23144 Average: 27654758 30366499 5000954 15.31 2688 3017447 2477546 7.35 425206 4067932 126296 02:29:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 485.09 307.03 1729.08 74.08 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 591.32 445.67 6080.27 68.37 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 9.16 9.16 1.02 1.02 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1337.26 350.47 6667.86 34.95 0.00 0.00 0.00 0.00 02:32:01 AM docker0 3.55 4.58 0.51 0.53 0.00 0.00 0.00 0.00 02:32:01 AM veth5a7e870 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 02:33:01 AM lo 3.05 3.05 0.26 0.26 0.00 0.00 0.00 0.00 02:33:01 AM eth0 134.71 145.92 1386.83 1250.47 0.00 0.00 0.00 0.00 02:33:01 AM docker0 0.80 0.98 0.11 0.11 0.00 0.00 0.00 0.00 Average: lo 3.07 3.07 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 637.75 312.30 3975.38 358.12 0.00 0.00 0.00 0.00 Average: docker0 1.09 1.40 0.16 0.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/21/2026 _x86_64_ (8 CPU) 02:28:38 LINUX RESTART (8 CPU) 02:29:02 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 11.92 0.00 1.64 0.62 0.05 85.77 02:30:01 AM 0 7.57 0.00 1.12 0.36 0.05 90.90 02:30:01 AM 1 13.45 0.00 2.61 0.43 0.07 83.45 02:30:01 AM 2 14.02 0.00 1.22 0.34 0.05 84.36 02:30:01 AM 3 9.08 0.00 0.92 0.46 0.05 89.50 02:30:01 AM 4 23.73 0.00 3.73 2.62 0.03 69.89 02:30:01 AM 5 8.73 0.00 0.97 0.08 0.03 90.18 02:30:01 AM 6 5.08 0.00 0.83 0.46 0.03 93.59 02:30:01 AM 7 13.72 0.00 1.73 0.24 0.05 84.26 02:31:01 AM all 22.80 0.00 1.60 0.86 0.08 74.66 02:31:01 AM 0 24.21 0.00 0.97 0.57 0.07 74.18 02:31:01 AM 1 22.79 0.00 1.54 0.82 0.08 74.77 02:31:01 AM 2 22.34 0.00 1.89 1.17 0.08 74.52 02:31:01 AM 3 25.67 0.00 1.80 1.12 0.08 71.32 02:31:01 AM 4 28.49 0.00 2.26 1.12 0.08 68.04 02:31:01 AM 5 19.73 0.00 1.45 0.84 0.08 77.90 02:31:01 AM 6 12.85 0.00 1.36 0.65 0.07 85.08 02:31:01 AM 7 26.32 0.00 1.50 0.62 0.07 71.49 02:32:01 AM all 25.11 0.24 2.96 1.08 0.11 70.51 02:32:01 AM 0 28.66 1.75 2.49 0.15 0.10 66.85 02:32:01 AM 1 33.40 0.05 2.98 1.31 0.10 62.15 02:32:01 AM 2 16.68 0.00 3.22 2.58 0.12 77.41 02:32:01 AM 3 18.28 0.03 3.39 2.94 0.12 75.24 02:32:01 AM 4 22.51 0.02 3.95 0.51 0.10 72.91 02:32:01 AM 5 24.55 0.08 2.56 0.47 0.12 72.22 02:32:01 AM 6 24.68 0.00 2.44 0.34 0.12 72.42 02:32:01 AM 7 32.03 0.00 2.62 0.32 0.12 64.92 02:33:01 AM all 17.40 0.34 2.03 0.95 0.06 79.22 02:33:01 AM 0 8.20 0.02 1.69 0.57 0.07 89.46 02:33:01 AM 1 10.07 0.50 1.88 0.92 0.05 86.58 02:33:01 AM 2 27.27 0.07 2.21 0.37 0.07 70.02 02:33:01 AM 3 17.79 0.00 1.67 1.02 0.05 79.46 02:33:01 AM 4 17.30 2.07 2.23 0.67 0.05 77.68 02:33:01 AM 5 23.83 0.00 2.38 0.69 0.07 73.04 02:33:01 AM 6 11.06 0.03 2.43 2.14 0.05 84.28 02:33:01 AM 7 23.69 0.00 1.77 1.25 0.05 73.23 Average: all 19.33 0.15 2.06 0.88 0.07 77.52 Average: 0 17.18 0.44 1.57 0.41 0.07 80.33 Average: 1 19.94 0.14 2.25 0.87 0.08 76.73 Average: 2 20.11 0.02 2.14 1.11 0.08 76.54 Average: 3 17.74 0.01 1.95 1.38 0.08 78.84 Average: 4 23.00 0.53 3.04 1.23 0.07 72.14 Average: 5 19.24 0.02 1.84 0.52 0.08 78.30 Average: 6 13.43 0.01 1.77 0.90 0.07 83.82 Average: 7 23.98 0.00 1.91 0.61 0.07 73.44