---> uname -a: Linux prd-centos8-docker-8c-8g-13839.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1020 28267 19 2599 30415 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:79:2a:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.210/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:fe79:2a26/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d4:23:20:51 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/30/2026 _x86_64_ (8 CPU) 05:17:23 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 123.88 1.97 121.91 321.63 9803.68 05:20:01 AM 192.20 2.42 189.79 641.39 12261.65 05:21:02 AM 93.97 2.53 91.44 463.85 6673.26 Average: 136.68 2.30 134.38 475.62 9579.53 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29368040 31243280 3285332 10.06 2688 2192084 1383412 4.10 147888 2674036 229268 05:20:01 AM 27428308 29458292 5225064 16.00 2688 2339372 2998424 8.90 211516 4513268 54308 05:21:02 AM 28943300 31140960 3710072 11.36 2688 2501776 1482248 4.40 243704 2953480 62256 Average: 28579883 30614177 4073489 12.47 2688 2344411 1954695 5.80 201036 3380261 115277 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 149.00 113.46 1852.17 38.20 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 204.25 188.65 1638.06 41.22 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:02 AM eth0 187.39 166.91 1564.06 108.34 0.00 0.00 0.00 0.00 05:21:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 180.21 156.34 1684.76 62.58 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/30/2026 _x86_64_ (8 CPU) 05:17:23 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 9.08 0.00 0.93 0.34 0.05 89.60 05:19:01 AM 0 2.00 0.00 0.63 0.05 0.07 97.25 05:19:01 AM 1 9.55 0.00 0.87 0.47 0.05 89.07 05:19:01 AM 2 12.47 0.00 1.32 0.37 0.07 85.77 05:19:01 AM 3 3.56 0.00 0.55 0.33 0.07 95.49 05:19:01 AM 4 12.90 0.00 1.17 0.58 0.03 85.31 05:19:01 AM 5 18.18 0.00 1.40 0.23 0.05 80.13 05:19:01 AM 6 3.67 0.00 0.47 0.35 0.03 95.48 05:19:01 AM 7 10.28 0.00 1.07 0.30 0.03 88.32 05:20:01 AM all 34.81 0.00 1.48 0.70 0.10 62.93 05:20:01 AM 0 34.44 0.00 1.60 0.25 0.08 63.63 05:20:01 AM 1 30.78 0.00 1.42 0.62 0.10 67.08 05:20:01 AM 2 31.03 0.00 1.15 0.52 0.10 67.20 05:20:01 AM 3 33.09 0.00 1.52 0.97 0.08 64.34 05:20:01 AM 4 32.56 0.00 1.52 1.25 0.10 64.57 05:20:01 AM 5 41.53 0.00 1.29 0.43 0.10 56.65 05:20:01 AM 6 36.90 0.00 1.46 0.30 0.08 61.26 05:20:01 AM 7 38.14 0.00 1.85 1.22 0.12 58.67 05:21:02 AM all 34.83 0.00 1.56 0.26 0.10 63.24 05:21:02 AM 0 27.88 0.00 1.65 0.20 0.10 70.17 05:21:02 AM 1 40.05 0.00 1.57 0.30 0.10 57.98 05:21:02 AM 2 33.80 0.00 1.60 0.28 0.10 64.22 05:21:02 AM 3 45.75 0.00 1.77 0.32 0.10 52.06 05:21:02 AM 4 40.02 0.00 1.49 0.10 0.08 58.31 05:21:02 AM 5 31.23 0.00 1.49 0.25 0.08 66.95 05:21:02 AM 6 39.27 0.00 1.84 0.10 0.10 58.69 05:21:02 AM 7 20.67 0.00 1.07 0.55 0.12 77.59 Average: all 26.23 0.00 1.32 0.43 0.08 71.93 Average: 0 21.43 0.00 1.30 0.17 0.08 77.02 Average: 1 26.79 0.00 1.29 0.46 0.08 71.38 Average: 2 25.77 0.00 1.36 0.39 0.09 72.39 Average: 3 27.47 0.00 1.28 0.54 0.08 70.63 Average: 4 28.48 0.00 1.39 0.65 0.07 69.41 Average: 5 30.31 0.00 1.39 0.31 0.08 67.92 Average: 6 26.59 0.00 1.25 0.25 0.07 71.83 Average: 7 23.02 0.00 1.33 0.69 0.09 74.86