---> uname -a: Linux prd-centos8-docker-8c-8g-402.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: 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: 31890 1057 27071 19 3761 30370 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:46:b3:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.255/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe46:b350/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cb:35:b2:82 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:cbff:fe35:b282/64 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) 05/17/2026 _x86_64_ (8 CPU) 03:37:23 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 178.82 14.75 164.07 3252.26 11002.50 03:40:01 AM 419.07 4.80 414.28 1165.42 14589.29 03:41:01 AM 263.68 2.88 260.80 443.11 41767.58 03:42:01 AM 81.66 2.83 78.82 195.40 12113.53 Average: 235.82 6.31 229.51 1263.93 19869.29 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29057512 30973152 3598200 11.02 2688 2233852 1785016 5.30 160652 2981612 175016 03:40:01 AM 28002084 30356904 4653628 14.25 2688 2662780 2214440 6.57 266028 3887440 247652 03:41:01 AM 26520996 29761908 6134716 18.79 2688 3534748 2662116 7.90 590304 4986296 52 03:42:01 AM 27721720 31099160 4933992 15.11 2688 3669748 1502576 4.46 840128 3538928 8484 Average: 27825578 30547781 4830134 14.79 2688 3025282 2041037 6.06 464278 3848569 107801 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 161.87 124.78 1905.96 35.06 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 451.64 385.47 6197.62 56.04 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 411.23 305.18 7200.24 35.44 0.00 0.00 0.00 0.00 03:41:01 AM docker0 20.51 32.15 1.11 309.00 0.00 0.00 0.00 0.00 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 274.03 271.04 220.61 2338.84 0.00 0.00 0.00 0.00 03:42:01 AM docker0 0.00 0.07 0.00 0.01 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 324.71 271.63 3881.43 616.32 0.00 0.00 0.00 0.00 Average: docker0 5.13 8.06 0.28 77.26 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) 05/17/2026 _x86_64_ (8 CPU) 03:37:23 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 11.22 0.00 1.16 0.72 0.07 86.83 03:39:01 AM 0 24.91 0.00 2.61 0.75 0.10 71.63 03:39:01 AM 1 8.70 0.00 1.02 0.53 0.07 89.68 03:39:01 AM 2 14.20 0.00 1.32 1.19 0.07 83.23 03:39:01 AM 3 17.44 0.00 1.04 1.02 0.08 80.42 03:39:01 AM 4 7.81 0.00 1.05 0.85 0.07 90.22 03:39:01 AM 5 6.55 0.00 0.77 0.45 0.10 92.13 03:39:01 AM 6 4.61 0.00 0.60 0.28 0.03 94.47 03:39:01 AM 7 5.53 0.00 0.87 0.69 0.05 92.86 03:40:01 AM all 24.95 0.00 1.63 1.40 0.12 71.90 03:40:01 AM 0 16.26 0.00 2.14 3.06 0.12 78.42 03:40:01 AM 1 27.71 0.00 2.14 1.37 0.12 68.66 03:40:01 AM 2 35.54 0.00 1.46 1.22 0.12 61.67 03:40:01 AM 3 31.87 0.00 1.09 0.37 0.12 66.56 03:40:01 AM 4 16.93 0.00 1.42 1.27 0.10 80.27 03:40:01 AM 5 19.48 0.00 1.17 0.52 0.10 78.73 03:40:01 AM 6 26.86 0.00 1.93 2.38 0.13 68.70 03:40:01 AM 7 24.90 0.00 1.73 1.02 0.12 72.24 03:41:01 AM all 20.38 0.00 3.30 1.74 0.10 74.48 03:41:01 AM 0 22.25 0.00 2.89 1.46 0.10 73.30 03:41:01 AM 1 23.80 0.00 3.13 3.32 0.12 69.64 03:41:01 AM 2 20.09 0.00 3.44 2.49 0.10 73.88 03:41:01 AM 3 15.22 0.00 2.91 1.28 0.08 80.50 03:41:01 AM 4 19.25 0.00 3.32 0.64 0.10 76.69 03:41:01 AM 5 27.22 0.00 3.97 1.28 0.10 67.43 03:41:01 AM 6 25.67 0.00 3.69 2.33 0.12 68.19 03:41:01 AM 7 9.53 0.00 3.01 1.10 0.08 86.28 03:42:01 AM all 12.37 0.00 1.61 0.28 0.08 85.66 03:42:01 AM 0 4.85 0.00 1.14 0.03 0.08 93.89 03:42:01 AM 1 12.84 0.00 1.71 0.10 0.08 85.27 03:42:01 AM 2 26.90 0.00 2.28 0.32 0.10 70.41 03:42:01 AM 3 19.72 0.00 2.11 1.05 0.08 77.04 03:42:01 AM 4 6.90 0.00 1.11 0.08 0.08 91.82 03:42:01 AM 5 8.61 0.00 1.54 0.54 0.07 89.25 03:42:01 AM 6 13.59 0.00 1.91 0.05 0.08 84.37 03:42:01 AM 7 5.52 0.00 1.12 0.07 0.07 93.23 Average: all 17.22 0.00 1.92 1.03 0.09 79.73 Average: 0 17.06 0.00 2.19 1.33 0.10 79.31 Average: 1 18.25 0.00 2.00 1.33 0.10 78.33 Average: 2 24.19 0.00 2.12 1.30 0.10 72.29 Average: 3 21.07 0.00 1.78 0.93 0.09 76.12 Average: 4 12.71 0.00 1.72 0.71 0.09 84.77 Average: 5 15.45 0.00 1.86 0.70 0.09 81.91 Average: 6 17.66 0.00 2.03 1.26 0.09 78.96 Average: 7 11.37 0.00 1.68 0.72 0.08 86.16