---> uname -a: Linux prd-centos8-docker-4c-4g-31730.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 906 10467 19 4389 14507 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:be:20:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.21/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86004sec preferred_lft 86004sec inet6 fe80::f816:3eff:febe:208f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:34:ca:70:d6 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::42:34ff:feca:70d6/64 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) 07/30/2025 _x86_64_ (4 CPU) 08:57:57 LINUX RESTART (4 CPU) 08:59:01 AM tps rtps wtps bread/s bwrtn/s 09:00:01 AM 226.61 5.00 221.61 574.34 12506.21 09:01:01 AM 50.97 1.90 49.08 147.84 4987.12 09:02:01 AM 122.68 1.90 120.79 85.54 23015.04 09:03:01 AM 136.04 0.67 135.37 216.19 21701.02 09:04:01 AM 147.53 6.00 141.54 5764.75 24489.52 Average: 136.77 3.09 133.68 1357.69 17340.57 08:59:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:01 AM 12466036 14529420 3675496 22.77 2688 2267856 1611848 9.38 185008 3083864 117168 09:01:01 AM 9611848 11852384 6529684 40.45 2688 2433980 4205964 24.47 241004 5842308 153084 09:02:01 AM 7756648 10605428 8384884 51.95 2688 3005576 5459236 31.76 470784 7371108 113880 09:03:01 AM 11342064 14834212 4799468 29.73 2688 3636384 1228652 7.15 701608 3549564 153352 09:04:01 AM 10659196 14801812 5482336 33.96 2688 4268480 1305044 7.59 1437100 3461280 17144 Average: 10367158 13324651 5774374 35.77 2688 3122455 2762149 16.07 607101 4661625 110926 08:59:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 AM eth0 374.44 275.49 2625.75 57.82 0.00 0.00 0.00 0.00 09:00:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:01:01 AM eth0 30.23 27.60 231.56 5.21 0.00 0.00 0.00 0.00 09:01:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:01 AM eth0 115.79 103.76 1161.05 15.48 0.00 0.00 0.00 0.00 09:02:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:03:01 AM lo 1.13 1.13 13.52 13.52 0.00 0.00 0.00 0.00 09:03:01 AM eth0 93.45 88.30 754.21 20.46 0.00 0.00 0.00 0.00 09:03:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:04:01 AM eth0 402.47 360.05 1892.72 5081.84 0.00 0.00 0.00 0.00 09:04:01 AM docker0 211.96 212.68 2546.24 622.16 0.00 0.00 0.00 0.00 Average: lo 0.23 0.23 2.70 2.70 0.00 0.00 0.00 0.00 Average: eth0 203.28 171.04 1333.08 1036.13 0.00 0.00 0.00 0.00 Average: docker0 42.39 42.53 509.23 124.43 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) 07/30/2025 _x86_64_ (4 CPU) 08:57:57 LINUX RESTART (4 CPU) 08:59:01 AM CPU %user %nice %system %iowait %steal %idle 09:00:01 AM all 29.80 0.00 2.28 1.49 0.08 66.36 09:00:01 AM 0 30.84 0.00 1.67 0.65 0.08 66.76 09:00:01 AM 1 35.08 0.00 2.49 1.59 0.07 60.78 09:00:01 AM 2 23.88 0.00 2.56 2.18 0.07 71.32 09:00:01 AM 3 29.38 0.00 2.39 1.54 0.08 66.61 09:01:01 AM all 51.33 0.00 1.08 0.86 0.12 46.60 09:01:01 AM 0 50.89 0.00 0.72 0.33 0.12 47.94 09:01:01 AM 1 46.34 0.00 0.83 0.48 0.13 52.21 09:01:01 AM 2 65.30 0.00 1.90 2.62 0.10 30.08 09:01:01 AM 3 42.80 0.00 0.88 0.02 0.13 56.16 09:02:01 AM all 59.56 0.00 2.44 1.05 0.08 36.87 09:02:01 AM 0 44.51 0.00 1.53 2.23 0.10 51.63 09:02:01 AM 1 56.06 0.00 0.78 0.58 0.07 42.50 09:02:01 AM 2 57.28 0.00 1.94 0.77 0.08 39.93 09:02:01 AM 3 80.40 0.00 5.49 0.60 0.08 13.43 09:03:01 AM all 44.93 0.00 3.28 1.24 0.08 50.46 09:03:01 AM 0 37.02 0.00 3.41 1.77 0.08 57.71 09:03:01 AM 1 44.73 0.00 2.19 0.55 0.08 52.44 09:03:01 AM 2 42.89 0.00 3.71 2.46 0.08 50.85 09:03:01 AM 3 55.09 0.00 3.81 0.18 0.08 40.83 09:04:01 AM all 16.47 0.00 3.49 1.45 0.07 78.52 09:04:01 AM 0 20.00 0.00 4.00 1.28 0.08 74.63 09:04:01 AM 1 17.73 0.00 3.47 2.06 0.07 76.68 09:04:01 AM 2 13.49 0.00 4.05 1.07 0.05 81.34 09:04:01 AM 3 14.69 0.00 2.43 1.41 0.07 81.41 Average: all 40.44 0.00 2.51 1.22 0.09 55.74 Average: 0 36.68 0.00 2.26 1.25 0.09 59.71 Average: 1 40.00 0.00 1.95 1.05 0.08 56.91 Average: 2 40.60 0.00 2.83 1.82 0.08 54.68 Average: 3 44.49 0.00 3.00 0.75 0.09 51.67