---> uname -a: Linux prd-centos8-docker-4c-4g-2040.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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 996 10887 20 3876 14414 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:41:0d:b8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.133/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85886sec preferred_lft 85886sec inet6 fe80::f816:3eff:fe41:db8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:63:9d:63:81 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::42:63ff:fe9d:6381/64 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) 11/09/2026 _x86_64_ (4 CPU) 12:26:41 LINUX RESTART (4 CPU) 12:28:01 PM tps rtps wtps bread/s bwrtn/s 12:29:01 PM 106.60 0.28 106.32 36.79 9180.85 12:30:01 PM 187.97 6.11 181.86 751.35 10368.01 12:31:01 PM 44.56 0.50 44.06 421.12 6101.58 12:32:01 PM 49.90 0.35 49.55 4.80 11838.95 12:33:01 PM 67.89 0.40 67.49 87.84 9088.47 12:34:01 PM 552.29 95.05 457.24 1697.15 30684.06 12:35:01 PM 55.06 23.81 31.24 475.79 897.98 Average: 152.05 18.07 133.97 496.44 11166.34 12:28:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:01 PM 13134220 15037168 3005096 18.62 2688 2115096 1166644 6.79 154816 2470304 149124 12:30:01 PM 11745084 13934340 4394232 27.23 2688 2391592 2281868 13.28 195856 3775832 155816 12:31:01 PM 11660332 13877052 4478984 27.75 2688 2418064 2620996 15.25 207960 3841872 72 12:32:01 PM 9963928 12534568 6175388 38.26 2688 2762016 4239564 24.67 277204 5423140 964 12:33:01 PM 10823644 14141108 5315672 32.94 2688 3419804 1779036 10.35 342688 4331684 470176 12:34:01 PM 9979540 13525232 6159776 38.17 2688 3535108 1860444 10.82 392692 4889196 8 12:35:01 PM 11158704 14766932 4980612 30.86 2688 3592720 1229196 7.15 603356 3506628 56468 Average: 11209350 13973771 4929966 30.55 2688 2890629 2168250 12.61 310653 4034094 118947 12:28:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:29:01 PM eth0 76.65 44.73 1196.09 8.56 0.00 0.00 0.00 0.00 12:29:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 PM eth0 290.40 241.50 3154.17 38.60 0.00 0.00 0.00 0.00 12:30:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 PM lo 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 12:31:01 PM eth0 20.76 14.64 99.64 3.83 0.00 0.00 0.00 0.00 12:31:01 PM docker0 0.12 0.22 0.01 0.02 0.00 0.00 0.00 0.00 12:31:01 PM vethe458d58 0.12 0.35 0.01 0.03 0.00 0.00 0.00 0.00 12:32:01 PM lo 0.22 0.22 0.01 0.01 0.00 0.00 0.00 0.00 12:32:01 PM eth0 112.85 54.90 2175.28 4.91 0.00 0.00 0.00 0.00 12:32:01 PM docker0 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 12:32:01 PM vethe458d58 0.15 0.20 0.01 0.01 0.00 0.00 0.00 0.00 12:32:01 PM veth5987d6d 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:33:01 PM lo 7.28 7.28 5.29 5.29 0.00 0.00 0.00 0.00 12:33:01 PM eth0 181.34 128.92 1651.52 21.98 0.00 0.00 0.00 0.00 12:33:01 PM docker0 3.43 3.22 4.10 0.45 0.00 0.00 0.00 0.00 12:34:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 PM eth0 12.64 7.96 130.97 1.26 0.00 0.00 0.00 0.00 12:34:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 PM eth0 17.91 15.30 47.65 5.99 0.00 0.00 0.00 0.00 12:35:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.76 0.76 0.00 0.00 0.00 0.00 Average: eth0 101.79 72.56 1207.88 12.16 0.00 0.00 0.00 0.00 Average: docker0 0.53 0.52 0.59 0.07 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) 11/09/2026 _x86_64_ (4 CPU) 12:26:41 LINUX RESTART (4 CPU) 12:28:01 PM CPU %user %nice %system %iowait %steal %idle 12:29:01 PM all 12.04 0.00 1.14 0.62 0.01 86.19 12:29:01 PM 0 3.14 0.00 0.52 0.20 0.00 96.15 12:29:01 PM 1 14.70 0.00 0.97 0.63 0.02 83.68 12:29:01 PM 2 2.09 0.00 0.64 1.00 0.00 96.27 12:29:01 PM 3 28.24 0.00 2.44 0.65 0.02 68.66 12:30:01 PM all 30.52 0.00 2.05 0.99 0.02 66.41 12:30:01 PM 0 28.51 0.00 1.65 0.78 0.03 69.02 12:30:01 PM 1 27.97 0.00 2.31 1.39 0.00 68.33 12:30:01 PM 2 35.25 0.00 2.18 1.34 0.03 61.21 12:30:01 PM 3 30.37 0.00 2.07 0.45 0.02 67.09 12:31:01 PM all 2.81 0.00 0.38 0.28 0.00 96.52 12:31:01 PM 0 2.94 0.00 0.33 0.03 0.00 96.69 12:31:01 PM 1 2.25 0.00 0.47 0.48 0.02 96.78 12:31:01 PM 2 2.74 0.00 0.33 0.35 0.00 96.57 12:31:01 PM 3 3.32 0.00 0.40 0.25 0.00 96.03 12:32:01 PM all 7.13 0.04 1.66 0.37 0.00 90.80 12:32:01 PM 0 5.63 0.00 1.57 0.02 0.00 92.78 12:32:01 PM 1 7.46 0.05 1.71 0.32 0.00 90.46 12:32:01 PM 2 8.62 0.12 1.66 0.55 0.00 89.05 12:32:01 PM 3 6.82 0.00 1.69 0.59 0.00 90.90 12:33:01 PM all 30.22 0.06 5.76 0.35 0.02 63.59 12:33:01 PM 0 29.34 0.00 6.53 0.22 0.02 63.90 12:33:01 PM 1 33.22 0.10 5.04 0.61 0.02 61.02 12:33:01 PM 2 30.51 0.08 6.69 0.47 0.02 62.23 12:33:01 PM 3 27.81 0.05 4.78 0.10 0.03 67.22 12:34:01 PM all 27.74 0.00 6.66 3.61 0.02 61.97 12:34:01 PM 0 16.25 0.00 5.81 2.60 0.02 75.32 12:34:01 PM 1 16.01 0.00 6.93 3.63 0.02 73.41 12:34:01 PM 2 49.30 0.00 8.37 5.17 0.02 37.14 12:34:01 PM 3 29.49 0.00 5.55 3.05 0.02 61.90 12:35:01 PM all 36.80 0.00 1.99 0.38 0.02 60.81 12:35:01 PM 0 38.85 0.00 2.42 0.23 0.03 58.46 12:35:01 PM 1 28.44 0.00 1.77 0.38 0.02 69.39 12:35:01 PM 2 39.95 0.00 1.96 0.60 0.02 57.47 12:35:01 PM 3 39.97 0.00 1.81 0.28 0.02 57.92 Average: all 21.02 0.01 2.80 0.94 0.01 75.21 Average: 0 17.79 0.00 2.68 0.58 0.01 78.93 Average: 1 18.56 0.02 2.74 1.06 0.01 77.61 Average: 2 24.03 0.03 3.11 1.35 0.01 71.47 Average: 3 23.70 0.01 2.67 0.77 0.01 72.84