---> uname -a: Linux prd-centos8-docker-8c-8g-4468.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 999 28241 19 2649 30445 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:6a:73:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.204/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86248sec preferred_lft 86248sec inet6 fe80::f816:3eff:fe6a:73f7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:62:33:42:37 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) 03/24/2026 _x86_64_ (8 CPU) 10:34:52 LINUX RESTART (8 CPU) 10:35:01 AM tps rtps wtps bread/s bwrtn/s 10:36:01 AM 271.39 46.00 225.39 7693.05 44155.11 10:37:01 AM 300.47 18.41 282.05 3953.07 16091.15 Average: 285.93 32.21 253.72 5823.22 30124.30 10:35:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:36:01 AM 29547712 31219556 3108000 9.52 2688 1995952 1481076 4.39 149028 2531500 165388 10:37:01 AM 28906352 31159944 3749360 11.48 2688 2564576 1481264 4.39 396148 2867044 255828 Average: 29227032 31189750 3428680 10.50 2688 2280264 1481170 4.39 272588 2699272 210608 10:35:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:36:01 AM eth0 423.49 272.18 2000.21 77.30 0.00 0.00 0.00 0.00 10:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:37:01 AM eth0 475.14 374.25 5705.81 54.87 0.00 0.00 0.00 0.00 10:37:01 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 449.31 323.21 3852.86 66.09 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) 03/24/2026 _x86_64_ (8 CPU) 10:34:52 LINUX RESTART (8 CPU) 10:35:01 AM CPU %user %nice %system %iowait %steal %idle 10:36:01 AM all 13.71 0.00 2.39 2.20 0.07 81.64 10:36:01 AM 0 6.91 0.00 2.12 3.90 0.08 86.99 10:36:01 AM 1 17.55 0.00 2.22 5.05 0.07 75.11 10:36:01 AM 2 10.49 0.00 1.98 0.49 0.05 86.99 10:36:01 AM 3 24.26 0.00 3.11 0.52 0.07 72.04 10:36:01 AM 4 25.62 0.00 3.94 2.45 0.08 67.90 10:36:01 AM 5 8.34 0.00 2.53 4.59 0.05 84.49 10:36:01 AM 6 9.14 0.00 1.36 0.20 0.07 89.23 10:36:01 AM 7 7.29 0.00 1.84 0.43 0.07 90.37 10:37:01 AM all 19.15 0.00 1.53 1.60 0.08 77.65 10:37:01 AM 0 12.87 0.00 1.60 2.12 0.07 83.34 10:37:01 AM 1 21.11 0.00 1.49 0.82 0.08 76.50 10:37:01 AM 2 27.82 0.00 2.24 1.15 0.08 68.71 10:37:01 AM 3 22.36 0.00 1.72 2.84 0.10 72.98 10:37:01 AM 4 13.87 0.00 1.15 1.22 0.07 83.68 10:37:01 AM 5 19.86 0.00 1.62 1.91 0.07 76.54 10:37:01 AM 6 18.09 0.00 1.32 1.54 0.07 78.98 10:37:01 AM 7 17.20 0.00 1.09 1.19 0.07 80.46 Average: all 16.43 0.00 1.96 1.90 0.07 79.64 Average: 0 9.89 0.00 1.86 3.01 0.08 85.17 Average: 1 19.33 0.00 1.85 2.93 0.08 75.80 Average: 2 19.17 0.00 2.11 0.82 0.07 77.83 Average: 3 23.31 0.00 2.42 1.68 0.08 72.51 Average: 4 19.75 0.00 2.55 1.84 0.08 75.79 Average: 5 14.10 0.00 2.08 3.25 0.06 80.52 Average: 6 13.62 0.00 1.34 0.87 0.07 84.10 Average: 7 12.24 0.00 1.46 0.81 0.07 85.42