---> uname -a: Linux prd-centos8-docker-4c-4g-1943.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: 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): 0-3 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 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1021 10670 19 4070 14392 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:8b:c2:5f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.176/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86031sec preferred_lft 86031sec inet6 fe80::f816:3eff:fe8b:c25f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d7:d1:d5:e8 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:d7ff:fed1:d5e8/64 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) 10/11/2025 _x86_64_ (4 CPU) 03:28:23 LINUX RESTART (4 CPU) 03:29:01 AM tps rtps wtps bread/s bwrtn/s 03:30:01 AM 142.33 1.52 140.81 134.24 9083.82 03:31:01 AM 248.18 5.18 243.00 948.75 25126.46 03:32:01 AM 644.33 1.57 642.76 77.56 29002.03 03:33:02 AM 461.03 94.70 366.33 1694.50 10071.44 03:34:01 AM 89.50 42.32 47.17 5647.03 4606.52 Average: 317.85 29.01 288.84 1687.22 15615.40 03:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:30:01 AM 13010292 14873724 3131240 19.40 2688 2072508 1449592 8.43 154516 2585620 139932 03:31:01 AM 9932680 12379512 6208852 38.47 2688 2640056 4423268 25.73 290100 5455936 1344 03:32:01 AM 10612524 13975876 5529008 34.25 2688 3386716 1678824 9.77 369736 4341240 169372 03:33:02 AM 9656300 13106608 6485232 40.18 2688 3444312 1806928 10.51 419968 5157176 8 03:34:01 AM 10859176 14669232 5282356 32.73 2688 3798804 1233088 7.17 697056 3697900 98716 Average: 10814194 13800990 5327338 33.00 2688 3068479 2118340 12.32 386275 4247574 81874 03:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 117.68 89.92 1329.58 22.03 0.00 0.00 0.00 0.00 03:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM lo 3.35 3.35 1.56 1.56 0.00 0.00 0.00 0.00 03:31:01 AM eth0 414.26 277.72 5123.18 34.07 0.00 0.00 0.00 0.00 03:31:01 AM docker0 2.03 1.75 1.30 0.31 0.00 0.00 0.00 0.00 03:31:01 AM veth6ebf733 0.10 0.35 0.01 0.03 0.00 0.00 0.00 0.00 03:31:01 AM vethe8fbce4 1.93 1.67 1.32 0.30 0.00 0.00 0.00 0.00 03:32:01 AM lo 2.95 2.95 2.96 2.96 0.00 0.00 0.00 0.00 03:32:01 AM eth0 209.70 146.58 1805.08 27.38 0.00 0.00 0.00 0.00 03:32:01 AM docker0 1.30 1.35 2.79 0.14 0.00 0.00 0.00 0.00 03:33:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:02 AM eth0 3.72 3.00 59.53 0.51 0.00 0.00 0.00 0.00 03:33:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 AM eth0 214.59 162.39 2459.49 48.84 0.00 0.00 0.00 0.00 03:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.26 1.26 0.91 0.91 0.00 0.00 0.00 0.00 Average: eth0 191.92 135.83 2154.37 26.49 0.00 0.00 0.00 0.00 Average: docker0 0.67 0.62 0.82 0.09 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) 10/11/2025 _x86_64_ (4 CPU) 03:28:23 LINUX RESTART (4 CPU) 03:29:01 AM CPU %user %nice %system %iowait %steal %idle 03:30:01 AM all 21.13 0.00 1.80 1.15 0.09 75.83 03:30:01 AM 0 34.06 0.00 2.38 1.31 0.10 62.16 03:30:01 AM 1 21.56 0.00 2.24 1.30 0.10 74.80 03:30:01 AM 2 14.81 0.00 1.10 1.19 0.08 82.82 03:30:01 AM 3 14.12 0.00 1.49 0.80 0.07 83.52 03:31:01 AM all 36.18 0.11 3.72 2.62 0.13 57.25 03:31:01 AM 0 40.00 0.00 3.90 5.05 0.13 50.92 03:31:01 AM 1 31.93 0.10 3.84 1.41 0.12 62.60 03:31:01 AM 2 35.52 0.24 3.75 3.08 0.13 57.28 03:31:01 AM 3 37.27 0.10 3.37 0.93 0.12 58.21 03:32:01 AM all 31.97 0.00 10.07 11.51 0.22 46.23 03:32:01 AM 0 38.49 0.00 9.14 7.65 0.20 44.51 03:32:01 AM 1 35.57 0.00 12.22 13.63 0.25 38.32 03:32:01 AM 2 32.35 0.00 9.10 10.77 0.22 47.55 03:32:01 AM 3 21.41 0.00 9.80 14.02 0.20 54.57 03:33:02 AM all 35.26 0.00 2.87 4.58 0.15 57.15 03:33:02 AM 0 43.29 0.00 2.35 3.02 0.15 51.18 03:33:02 AM 1 29.09 0.00 3.53 7.50 0.17 59.71 03:33:02 AM 2 30.60 0.00 2.16 3.25 0.15 63.83 03:33:02 AM 3 38.05 0.00 3.43 4.54 0.13 53.86 03:34:01 AM all 49.08 0.00 2.62 0.69 0.11 47.50 03:34:01 AM 0 44.89 0.00 3.33 1.12 0.12 50.54 03:34:01 AM 1 41.90 0.00 2.57 0.80 0.10 54.63 03:34:01 AM 2 56.71 0.00 2.06 0.36 0.10 40.77 03:34:01 AM 3 52.83 0.00 2.51 0.49 0.12 44.05 Average: all 34.68 0.02 4.20 4.10 0.14 56.86 Average: 0 40.13 0.00 4.21 3.63 0.14 51.89 Average: 1 31.97 0.02 4.86 4.92 0.15 58.08 Average: 2 33.92 0.05 3.63 3.72 0.14 58.54 Average: 3 32.69 0.02 4.11 4.14 0.13 58.92