---> uname -a: Linux prd-centos8-docker-4c-4g-4275.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): 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 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 1100 10735 19 3925 14311 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:d6:d9:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.110/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86033sec preferred_lft 86033sec inet6 fe80::f816:3eff:fed6:d918/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:67:3c:8d:72 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::42:67ff:fe3c:8d72/64 scope link 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) 07/01/2026 _x86_64_ (4 CPU) 11:33:16 LINUX RESTART (4 CPU) 11:34:01 AM tps rtps wtps bread/s bwrtn/s 11:35:01 AM 186.25 4.83 181.42 444.86 10681.79 11:36:01 AM 51.17 0.02 51.16 3.60 9114.40 11:37:01 AM 161.16 3.12 158.05 782.27 18439.40 11:38:01 AM 1236.81 82.49 1154.32 1533.61 38123.66 11:39:01 AM 88.97 36.42 52.55 659.38 2080.49 Average: 344.86 25.37 319.49 684.75 15687.59 11:34:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:35:01 AM 12509168 14558864 3630152 22.49 2688 2254396 1664236 9.68 159952 3066924 254100 11:36:01 AM 12501696 14551524 3637624 22.54 2688 2254524 1664236 9.68 159976 3069844 8 11:37:01 AM 11496888 14240600 4642432 28.76 2688 2934616 2114200 12.30 422156 3757084 160116 11:38:01 AM 9982584 13573972 6156736 38.15 2688 3581428 2002836 11.65 473368 4764152 6768 11:39:01 AM 10990996 14647736 5148324 31.90 2688 3642240 1278136 7.44 686048 3547812 54924 Average: 11496266 14314539 4643054 28.77 2688 2933441 1744729 10.15 380300 3641163 95183 11:34:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:35:01 AM eth0 181.25 143.69 2302.69 33.33 0.00 0.00 0.00 0.00 11:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:36:01 AM eth0 4.97 2.03 2.04 2.85 0.00 0.00 0.00 0.00 11:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:37:01 AM lo 6.18 6.18 4.49 4.49 0.00 0.00 0.00 0.00 11:37:01 AM eth0 350.13 262.66 4887.85 1208.25 0.00 0.00 0.00 0.00 11:37:01 AM docker0 3.35 3.07 4.09 0.45 0.00 0.00 0.00 0.00 11:37:01 AM veth8cac23c 0.13 0.42 0.01 0.03 0.00 0.00 0.00 0.00 11:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:38:01 AM eth0 208.80 133.36 1629.58 20.23 0.00 0.00 0.00 0.00 11:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:39:01 AM eth0 25.11 22.94 52.72 42.41 0.00 0.00 0.00 0.00 11:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.24 1.24 0.90 0.90 0.00 0.00 0.00 0.00 Average: eth0 154.05 112.94 1775.02 261.44 0.00 0.00 0.00 0.00 Average: docker0 0.67 0.61 0.82 0.09 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) 07/01/2026 _x86_64_ (4 CPU) 11:33:16 LINUX RESTART (4 CPU) 11:34:01 AM CPU %user %nice %system %iowait %steal %idle 11:35:01 AM all 23.55 0.00 2.17 0.92 0.08 73.28 11:35:01 AM 0 17.74 0.00 1.65 0.82 0.08 79.70 11:35:01 AM 1 25.40 0.00 2.66 1.37 0.08 70.48 11:35:01 AM 2 24.70 0.00 2.01 0.69 0.08 72.52 11:35:01 AM 3 26.35 0.00 2.36 0.82 0.08 70.39 11:36:01 AM all 0.29 0.00 0.16 0.39 0.02 99.14 11:36:01 AM 0 0.38 0.00 0.03 0.00 0.00 99.58 11:36:01 AM 1 0.50 0.00 0.22 0.62 0.03 98.63 11:36:01 AM 2 0.17 0.00 0.23 0.53 0.02 99.05 11:36:01 AM 3 0.12 0.00 0.17 0.40 0.03 99.28 11:37:01 AM all 42.41 0.08 3.06 0.84 0.09 53.52 11:37:01 AM 0 41.57 0.13 3.59 1.41 0.10 53.19 11:37:01 AM 1 45.08 0.10 2.33 0.30 0.10 52.09 11:37:01 AM 2 43.42 0.08 3.31 0.82 0.08 52.28 11:37:01 AM 3 39.56 0.02 3.01 0.81 0.08 56.52 11:38:01 AM all 26.80 0.00 10.26 8.56 0.11 54.27 11:38:01 AM 0 14.26 0.00 8.73 9.34 0.12 67.55 11:38:01 AM 1 35.78 0.00 13.56 10.80 0.10 39.75 11:38:01 AM 2 20.99 0.00 9.14 5.46 0.12 64.29 11:38:01 AM 3 36.17 0.00 9.61 8.66 0.10 45.47 11:39:01 AM all 39.30 0.00 1.94 0.39 0.09 58.28 11:39:01 AM 0 25.00 0.00 1.57 0.32 0.10 73.01 11:39:01 AM 1 34.00 0.00 2.06 0.45 0.08 63.41 11:39:01 AM 2 39.38 0.00 1.97 0.38 0.08 58.17 11:39:01 AM 3 58.80 0.00 2.16 0.42 0.10 38.53 Average: all 26.44 0.02 3.50 2.20 0.08 67.76 Average: 0 19.79 0.03 3.10 2.35 0.08 74.66 Average: 1 28.10 0.02 4.13 2.68 0.08 64.98 Average: 2 25.73 0.02 3.31 1.56 0.08 69.30 Average: 3 32.17 0.00 3.44 2.20 0.08 62.11