---> uname -a: Linux prd-centos8-docker-8c-8g-6458.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1071 26971 19 3845 30351 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:68:62:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.54/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe68:62ba/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f6:93:19:09 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:f6ff:fe93:1909/64 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) 07/08/2026 _x86_64_ (8 CPU) 03:37:24 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 132.92 2.83 130.09 1645.45 10444.77 03:40:01 AM 435.33 17.27 418.06 2729.18 15462.43 03:41:01 AM 251.93 2.42 249.50 412.35 39619.56 03:42:01 AM 119.32 2.15 117.17 173.38 16207.23 Average: 234.71 6.16 228.55 1238.05 20453.65 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29319072 31248736 3334300 10.21 2688 2247144 1420192 4.21 148584 2725776 250560 03:40:01 AM 28260056 30552016 4393316 13.45 2688 2598828 1938216 5.75 234248 3652792 186036 03:41:01 AM 25990224 29268220 6663148 20.41 2688 3572628 3261168 9.68 518864 5583400 18036 03:42:01 AM 27608756 31069608 5044616 15.45 2688 3750632 1539080 4.57 831856 3645360 24280 Average: 27794527 30534645 4858845 14.88 2688 3042308 2039664 6.05 433388 3901832 119728 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 156.98 110.86 1786.94 29.15 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 419.85 375.89 4159.12 58.39 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 535.62 398.47 9382.46 45.81 0.00 0.00 0.00 0.00 03:41:01 AM docker0 3.54 6.01 0.21 141.50 0.00 0.00 0.00 0.00 03:41:01 AM veth7ade2f7 3.54 6.11 0.25 141.50 0.00 0.00 0.00 0.01 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 243.25 266.55 381.93 2335.52 0.00 0.00 0.00 0.00 03:42:01 AM docker0 4.91 6.66 0.30 165.98 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 339.01 287.96 3931.80 617.30 0.00 0.00 0.00 0.00 Average: docker0 2.12 3.17 0.13 76.99 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) 07/08/2026 _x86_64_ (8 CPU) 03:37:24 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 8.68 0.00 0.94 0.33 0.04 90.02 03:39:01 AM 0 7.13 0.00 0.67 0.08 0.03 92.09 03:39:01 AM 1 4.45 0.00 0.62 0.20 0.03 94.70 03:39:01 AM 2 9.93 0.00 1.17 0.35 0.05 88.50 03:39:01 AM 3 11.51 0.00 0.77 0.38 0.05 87.28 03:39:01 AM 4 0.50 0.00 0.50 0.85 0.05 98.09 03:39:01 AM 5 20.08 0.00 1.75 0.45 0.05 77.66 03:39:01 AM 6 13.35 0.00 1.70 0.22 0.03 84.70 03:39:01 AM 7 2.45 0.00 0.33 0.08 0.02 97.11 03:40:01 AM all 22.19 0.00 1.59 1.15 0.09 74.98 03:40:01 AM 0 33.20 0.00 2.20 1.53 0.10 62.97 03:40:01 AM 1 18.53 0.00 1.44 0.91 0.08 79.04 03:40:01 AM 2 19.31 0.00 1.44 0.82 0.08 78.34 03:40:01 AM 3 15.54 0.00 1.56 1.29 0.08 81.52 03:40:01 AM 4 30.53 0.00 1.43 1.19 0.10 66.76 03:40:01 AM 5 18.22 0.00 1.64 0.94 0.08 79.11 03:40:01 AM 6 20.46 0.00 1.41 1.41 0.08 76.63 03:40:01 AM 7 21.73 0.00 1.61 1.14 0.08 75.44 03:41:01 AM all 25.87 0.00 2.20 1.28 0.08 70.58 03:41:01 AM 0 30.47 0.00 1.46 0.02 0.08 67.97 03:41:01 AM 1 40.71 0.00 2.63 3.28 0.10 53.29 03:41:01 AM 2 27.84 0.00 2.28 2.13 0.08 67.67 03:41:01 AM 3 12.45 0.00 1.89 2.80 0.08 82.77 03:41:01 AM 4 21.93 0.00 3.11 0.82 0.07 74.07 03:41:01 AM 5 22.47 0.00 2.54 0.90 0.08 74.00 03:41:01 AM 6 21.84 0.00 2.12 0.22 0.07 75.75 03:41:01 AM 7 29.18 0.00 1.56 0.05 0.08 69.13 03:42:01 AM all 10.83 0.00 2.07 0.41 0.06 86.63 03:42:01 AM 0 8.06 0.00 2.23 0.12 0.07 89.53 03:42:01 AM 1 7.26 0.00 2.05 0.54 0.08 90.07 03:42:01 AM 2 5.09 0.00 1.74 0.77 0.05 92.34 03:42:01 AM 3 18.66 0.00 2.21 0.20 0.07 78.86 03:42:01 AM 4 13.10 0.00 2.19 0.50 0.05 84.16 03:42:01 AM 5 16.42 0.00 2.48 0.32 0.05 80.73 03:42:01 AM 6 12.82 0.00 2.23 0.72 0.05 84.18 03:42:01 AM 7 5.22 0.00 1.46 0.13 0.05 93.14 Average: all 16.88 0.00 1.70 0.79 0.07 80.56 Average: 0 19.70 0.00 1.64 0.44 0.07 78.16 Average: 1 17.74 0.00 1.68 1.23 0.08 79.28 Average: 2 15.54 0.00 1.66 1.02 0.07 81.72 Average: 3 14.54 0.00 1.61 1.17 0.07 82.61 Average: 4 16.51 0.00 1.81 0.84 0.07 80.77 Average: 5 19.30 0.00 2.11 0.65 0.07 77.87 Average: 6 17.12 0.00 1.87 0.64 0.06 80.32 Average: 7 14.63 0.00 1.24 0.35 0.06 83.72