---> uname -a: Linux prd-centos8-docker-8c-8g-11126.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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: 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): 0-7 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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1061 26382 19 4443 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:ac:ae:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.228/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:feac:ae4b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:56:c0:5c:b5 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::42:56ff:fec0:5cb5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/12/2026 _x86_64_ (8 CPU) 02:28:59 LINUX RESTART (8 CPU) 02:30:01 AM tps rtps wtps bread/s bwrtn/s 02:31:01 AM 285.24 16.81 268.43 3198.67 16944.44 02:32:01 AM 159.03 16.59 142.44 2045.32 39659.93 02:33:01 AM 99.32 5.23 94.09 4662.71 25834.49 Average: 181.20 12.88 168.32 3302.23 27479.04 02:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 28346372 30645428 4307000 13.19 2688 2609508 1886236 5.60 207844 3604700 297908 02:32:01 AM 26168920 29378824 6484452 19.86 2688 3502200 5128568 15.22 444732 5469088 208 02:33:01 AM 27012296 31083312 5641076 17.28 2688 4358320 1482080 4.40 877264 4193340 7528 Average: 27175863 30369188 5477509 16.77 2688 3490009 2832295 8.40 509947 4422376 101881 02:30:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 507.80 377.11 6022.15 67.34 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 3.62 3.62 0.40 0.40 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1362.31 376.27 7226.26 36.38 0.00 0.00 0.00 0.00 02:32:01 AM docker0 1.42 1.90 0.20 0.22 0.00 0.00 0.00 0.00 02:32:01 AM veth7ab06d7 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 02:33:01 AM lo 8.21 8.21 0.86 0.86 0.00 0.00 0.00 0.00 02:33:01 AM eth0 154.73 156.28 1392.14 1255.44 0.00 0.00 0.00 0.00 02:33:01 AM docker0 2.83 3.48 0.41 0.41 0.00 0.00 0.00 0.00 Average: lo 3.94 3.94 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 674.94 303.23 4880.25 453.03 0.00 0.00 0.00 0.00 Average: docker0 1.42 1.79 0.20 0.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/12/2026 _x86_64_ (8 CPU) 02:28:59 LINUX RESTART (8 CPU) 02:30:01 AM CPU %user %nice %system %iowait %steal %idle 02:31:01 AM all 16.15 0.00 1.62 0.86 0.08 81.30 02:31:01 AM 0 15.62 0.00 1.35 0.50 0.08 82.45 02:31:01 AM 1 14.99 0.00 2.06 1.24 0.08 81.62 02:31:01 AM 2 31.18 0.00 2.49 0.80 0.08 65.44 02:31:01 AM 3 14.73 0.00 1.32 0.57 0.08 83.30 02:31:01 AM 4 6.64 0.00 1.39 1.14 0.07 90.77 02:31:01 AM 5 17.42 0.00 1.64 1.37 0.07 79.50 02:31:01 AM 6 15.12 0.00 1.22 0.43 0.07 83.16 02:31:01 AM 7 13.49 0.00 1.47 0.79 0.08 84.17 02:32:01 AM all 27.77 0.24 2.54 0.74 0.09 68.61 02:32:01 AM 0 21.65 0.00 2.09 0.07 0.08 76.11 02:32:01 AM 1 42.35 1.84 2.61 1.89 0.08 51.24 02:32:01 AM 2 34.74 0.00 2.89 0.96 0.10 61.31 02:32:01 AM 3 25.99 0.00 2.71 0.59 0.12 70.59 02:32:01 AM 4 28.18 0.03 2.46 0.56 0.10 68.67 02:32:01 AM 5 25.44 0.00 2.17 1.45 0.10 70.85 02:32:01 AM 6 16.85 0.00 3.04 0.24 0.08 79.80 02:32:01 AM 7 26.90 0.05 2.39 0.22 0.08 70.35 02:33:01 AM all 18.60 0.06 1.91 0.49 0.07 78.87 02:33:01 AM 0 18.30 0.02 1.86 0.17 0.08 79.58 02:33:01 AM 1 23.82 0.38 2.91 1.07 0.08 71.73 02:33:01 AM 2 23.69 0.00 1.59 0.42 0.07 74.24 02:33:01 AM 3 25.91 0.02 2.51 0.94 0.07 70.56 02:33:01 AM 4 26.21 0.02 2.03 0.33 0.07 71.35 02:33:01 AM 5 12.42 0.03 1.61 0.22 0.07 85.65 02:33:01 AM 6 9.10 0.00 1.21 0.42 0.07 89.21 02:33:01 AM 7 9.31 0.00 1.54 0.37 0.07 88.71 Average: all 20.82 0.10 2.02 0.70 0.08 76.28 Average: 0 18.52 0.01 1.76 0.25 0.08 79.38 Average: 1 27.02 0.74 2.53 1.40 0.08 68.23 Average: 2 29.86 0.00 2.32 0.73 0.08 67.00 Average: 3 22.20 0.01 2.18 0.70 0.09 74.82 Average: 4 20.33 0.02 1.96 0.68 0.08 76.94 Average: 5 18.42 0.01 1.80 1.01 0.08 78.67 Average: 6 13.68 0.00 1.82 0.36 0.07 84.06 Average: 7 16.55 0.02 1.80 0.46 0.08 81.10