---> uname -a: Linux prd-centos8-docker-8c-8g-9.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 994 27745 19 3150 30446 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:ba:bb:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.23/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86223sec preferred_lft 86223sec inet6 fe80::f816:3eff:feba:bb09/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e2:e8:ab:6e 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 12/16/2025 _x86_64_ (8 CPU) 03:55:23 LINUX RESTART (8 CPU) 03:56:01 AM tps rtps wtps bread/s bwrtn/s 03:57:02 AM 198.93 14.61 184.32 3103.23 10479.41 03:58:01 AM 268.67 5.22 263.45 856.40 14724.33 Average: 233.50 9.96 223.55 1989.35 12583.86 03:56:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:57:02 AM 29013784 30907748 3641920 11.15 2688 2210236 1796360 5.33 160592 3017548 171724 03:58:01 AM 28349640 31121956 4306064 13.19 2688 3080180 1549784 4.60 591164 3216380 688376 Average: 28681712 31014852 3973992 12.17 2688 2645208 1673072 4.96 375878 3116964 430050 03:56:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:57:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:57:02 AM eth0 183.17 162.20 1848.97 48.72 0.00 0.00 0.00 0.00 03:57:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:01 AM eth0 337.16 283.17 4037.25 43.45 0.00 0.00 0.00 0.00 03:58:01 AM docker0 0.00 0.00 0.00 0.00 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 259.51 222.17 2933.83 46.11 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 12/16/2025 _x86_64_ (8 CPU) 03:55:23 LINUX RESTART (8 CPU) 03:56:01 AM CPU %user %nice %system %iowait %steal %idle 03:57:02 AM all 12.38 0.00 1.16 0.72 0.07 85.67 03:57:02 AM 0 3.67 0.00 0.58 0.53 0.10 95.11 03:57:02 AM 1 15.91 0.00 1.59 0.94 0.05 81.52 03:57:02 AM 2 13.43 0.00 1.54 1.89 0.08 83.06 03:57:02 AM 3 24.66 0.00 2.41 0.97 0.08 71.88 03:57:02 AM 4 13.84 0.00 0.95 0.13 0.07 85.01 03:57:02 AM 5 16.85 0.00 1.00 0.60 0.05 81.49 03:57:02 AM 6 6.63 0.00 0.65 0.23 0.07 92.42 03:57:02 AM 7 4.10 0.00 0.53 0.45 0.05 94.87 03:58:01 AM all 16.15 0.00 1.33 0.91 0.09 81.52 03:58:01 AM 0 13.48 0.00 2.06 1.07 0.10 83.28 03:58:01 AM 1 11.21 0.00 1.05 1.26 0.08 86.40 03:58:01 AM 2 11.35 0.00 1.11 0.95 0.09 86.50 03:58:01 AM 3 9.90 0.00 1.45 0.72 0.09 87.86 03:58:01 AM 4 14.97 0.00 1.00 0.22 0.07 83.74 03:58:01 AM 5 40.89 0.00 1.51 0.51 0.12 56.97 03:58:01 AM 6 13.52 0.00 0.82 0.66 0.07 84.93 03:58:01 AM 7 13.87 0.00 1.63 1.89 0.10 82.50 Average: all 14.25 0.00 1.24 0.81 0.08 83.61 Average: 0 8.53 0.00 1.31 0.80 0.10 89.25 Average: 1 13.58 0.00 1.32 1.09 0.07 83.94 Average: 2 12.40 0.00 1.33 1.43 0.08 84.77 Average: 3 17.34 0.00 1.93 0.84 0.08 79.79 Average: 4 14.40 0.00 0.98 0.18 0.07 84.38 Average: 5 28.77 0.00 1.26 0.56 0.08 69.34 Average: 6 10.04 0.00 0.73 0.45 0.07 88.71 Average: 7 8.94 0.00 1.08 1.16 0.08 88.74