---> uname -a: Linux prd-centos8-docker-4c-4g-5872.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 12G 69G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1016 10571 19 4174 14397 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:91:52:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.173/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86043sec preferred_lft 86043sec inet6 fe80::f816:3eff:fe91:525a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:55:87:c0:10 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::42:55ff:fe87:c010/64 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) 04/25/2026 _x86_64_ (4 CPU) 03:28:24 LINUX RESTART (4 CPU) 03:29:01 AM tps rtps wtps bread/s bwrtn/s 03:30:01 AM 180.14 5.25 174.89 594.03 9816.46 03:31:01 AM 210.40 2.40 208.01 760.32 26120.96 03:32:01 AM 1130.57 65.64 1064.93 1086.97 36836.00 03:33:01 AM 126.10 66.11 59.99 3897.62 3784.69 03:34:01 AM 182.59 6.20 176.39 2373.60 8626.93 Average: 365.95 29.11 336.83 1742.26 17039.79 03:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:30:01 AM 12826524 14786048 3315000 20.54 2688 2167828 1439892 8.38 159912 2765404 213248 03:31:01 AM 9663836 12170764 6477688 40.13 2688 2700824 4569812 26.58 301208 5714556 1388 03:32:01 AM 10507224 13995136 5634300 34.91 2688 3484508 1713616 9.97 416940 4320464 44972 03:33:01 AM 10978660 14623776 5162864 31.98 2688 3637372 1362456 7.93 455896 3808096 15724 03:34:01 AM 10880712 14792776 5260812 32.59 2688 3900500 1148232 6.68 718724 3642016 24224 Average: 10971391 14073700 5170133 32.03 2688 3178206 2046802 11.91 410536 4050107 59911 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 179.82 141.19 2188.33 29.92 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 4.58 4.58 3.48 3.48 0.00 0.00 0.00 0.00 03:31:01 AM eth0 396.02 266.13 4696.71 31.96 0.00 0.00 0.00 0.00 03:31:01 AM docker0 2.78 2.65 3.14 0.39 0.00 0.00 0.00 0.00 03:31:01 AM vethc51cd7a 0.10 0.35 0.01 0.03 0.00 0.00 0.00 0.00 03:31:01 AM vethd5b1924 2.68 2.58 3.17 0.39 0.00 0.00 0.00 0.00 03:32:01 AM lo 1.57 1.57 1.04 1.04 0.00 0.00 0.00 0.00 03:32:01 AM eth0 199.00 143.85 1864.92 28.05 0.00 0.00 0.00 0.00 03:32:01 AM docker0 0.53 0.50 0.95 0.06 0.00 0.00 0.00 0.00 03:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 AM eth0 22.90 21.71 79.27 3.62 0.00 0.00 0.00 0.00 03:33:01 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 220.83 144.44 2968.07 52.38 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 1.23 1.23 0.90 0.90 0.00 0.00 0.00 0.00 Average: eth0 203.76 143.49 2359.99 29.19 0.00 0.00 0.00 0.00 Average: docker0 0.66 0.63 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) 04/25/2026 _x86_64_ (4 CPU) 03:28:24 LINUX RESTART (4 CPU) 03:29:01 AM CPU %user %nice %system %iowait %steal %idle 03:30:01 AM all 26.15 0.00 2.38 0.94 0.13 70.38 03:30:01 AM 0 22.88 0.00 1.82 0.28 0.13 74.88 03:30:01 AM 1 32.58 0.00 3.26 1.17 0.13 62.86 03:30:01 AM 2 25.14 0.00 2.64 1.02 0.17 71.02 03:30:01 AM 3 24.02 0.00 1.81 1.30 0.10 72.77 03:31:01 AM all 41.96 0.10 3.38 1.06 0.21 53.28 03:31:01 AM 0 44.66 0.05 4.07 1.61 0.24 49.38 03:31:01 AM 1 41.82 0.20 3.21 0.82 0.22 53.74 03:31:01 AM 2 38.81 0.15 3.20 0.82 0.20 56.82 03:31:01 AM 3 42.58 0.02 3.05 0.97 0.18 53.19 03:32:01 AM all 28.83 0.00 11.77 7.05 0.24 52.12 03:32:01 AM 0 20.32 0.00 10.91 6.35 0.24 62.18 03:32:01 AM 1 34.29 0.00 12.86 8.45 0.22 44.19 03:32:01 AM 2 27.03 0.00 11.68 8.02 0.27 53.00 03:32:01 AM 3 33.69 0.00 11.63 5.38 0.22 49.08 03:33:01 AM all 45.60 0.00 1.95 0.67 0.16 51.63 03:33:01 AM 0 29.91 0.00 1.66 0.62 0.15 67.66 03:33:01 AM 1 50.76 0.00 1.91 0.52 0.17 46.65 03:33:01 AM 2 65.55 0.00 2.55 1.02 0.17 30.71 03:33:01 AM 3 36.22 0.00 1.69 0.50 0.15 61.44 03:34:01 AM all 37.31 0.00 1.91 0.69 0.14 59.96 03:34:01 AM 0 30.85 0.00 2.19 1.94 0.13 64.90 03:34:01 AM 1 42.98 0.00 1.55 0.18 0.13 55.15 03:34:01 AM 2 41.41 0.00 2.61 0.42 0.13 55.43 03:34:01 AM 3 33.99 0.00 1.31 0.20 0.15 64.36 Average: all 35.99 0.02 4.25 2.06 0.18 57.50 Average: 0 29.74 0.01 4.10 2.15 0.18 63.82 Average: 1 40.51 0.04 4.53 2.21 0.17 52.55 Average: 2 39.63 0.03 4.51 2.24 0.19 53.40 Average: 3 34.10 0.00 3.87 1.66 0.16 60.21