---> uname -a: Linux prd-centos8-docker-4c-4g-2768.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: 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 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 1058 10729 20 3972 14352 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:06:d7:85 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.68/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85917sec preferred_lft 85917sec inet6 fe80::f816:3eff:fe06:d785/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ea:d4:db:99 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:eaff:fed4:db99/64 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) 11/12/2026 _x86_64_ (4 CPU) 08:29:19 LINUX RESTART (4 CPU) 08:30:01 AM tps rtps wtps bread/s bwrtn/s 08:31:01 AM 216.63 10.81 205.81 1424.86 6500.43 08:32:01 AM 91.86 2.30 89.56 1596.40 8354.93 08:33:01 AM 220.93 20.28 200.65 2506.52 13850.09 08:34:01 AM 15.29 0.58 14.71 402.53 1051.97 08:35:01 AM 75.39 1.38 74.01 79.17 12211.91 08:36:01 AM 1228.96 72.13 1156.83 1375.14 36995.33 08:37:01 AM 90.37 46.68 43.69 773.74 1941.50 Average: 277.05 22.02 255.02 1165.49 11557.66 08:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:31:01 AM 13380640 15065220 2758676 17.09 2688 1909832 1192348 6.94 152376 2281072 88808 08:32:01 AM 13083160 15117600 3056156 18.94 2688 2242912 1072592 6.24 145848 2522444 195428 08:33:01 AM 11852780 14140552 4286536 26.56 2688 2489748 2176800 12.66 205004 3657420 7204 08:34:01 AM 11674608 14068832 4464708 27.66 2688 2590684 2523740 14.68 207244 3811700 75156 08:35:01 AM 11269436 14065604 4869880 30.17 2688 2986456 2296028 13.36 419932 3980432 134688 08:36:01 AM 9922636 13555908 6216680 38.52 2688 3621876 2205336 12.83 469424 4823508 6872 08:37:01 AM 10983744 14680344 5155572 31.94 2688 3680820 1220840 7.10 676964 3557316 38236 Average: 11738143 14384866 4401173 27.27 2688 2788904 1812526 10.55 325256 3519127 78056 08:30:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 AM eth0 175.01 106.63 1284.28 48.86 0.00 0.00 0.00 0.00 08:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:32:01 AM eth0 70.86 51.67 872.78 10.34 0.00 0.00 0.00 0.00 08:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:33:01 AM eth0 240.24 219.30 2721.51 35.43 0.00 0.00 0.00 0.00 08:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:34:01 AM lo 0.22 0.22 0.01 0.01 0.00 0.00 0.00 0.00 08:34:01 AM eth0 78.67 36.97 574.55 8.85 0.00 0.00 0.00 0.00 08:34:01 AM docker0 0.15 0.25 0.01 0.02 0.00 0.00 0.00 0.00 08:34:01 AM veth3361b27 0.15 0.40 0.01 0.03 0.00 0.00 0.00 0.00 08:35:01 AM lo 7.38 7.38 5.30 5.30 0.00 0.00 0.00 0.00 08:35:01 AM eth0 186.80 112.40 1968.29 959.83 0.00 0.00 0.00 0.00 08:35:01 AM docker0 3.55 3.28 4.10 0.45 0.00 0.00 0.00 0.00 08:35:01 AM veth3361b27 0.18 0.23 0.01 0.01 0.00 0.00 0.00 0.00 08:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:36:01 AM eth0 135.25 104.52 1526.05 16.37 0.00 0.00 0.00 0.00 08:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:37:01 AM eth0 24.89 23.39 53.75 44.96 0.00 0.00 0.00 0.00 08:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.76 0.76 0.00 0.00 0.00 0.00 Average: eth0 130.24 93.55 1285.81 160.65 0.00 0.00 0.00 0.00 Average: docker0 0.53 0.50 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) 11/12/2026 _x86_64_ (4 CPU) 08:29:19 LINUX RESTART (4 CPU) 08:30:01 AM CPU %user %nice %system %iowait %steal %idle 08:31:01 AM all 12.25 0.00 1.43 0.99 0.01 85.31 08:31:01 AM 0 5.29 0.00 1.22 0.25 0.02 93.23 08:31:01 AM 1 15.87 0.00 1.02 0.25 0.00 82.86 08:31:01 AM 2 19.68 0.00 1.79 0.58 0.02 77.94 08:31:01 AM 3 8.17 0.00 1.71 2.88 0.02 87.22 08:32:01 AM all 10.98 0.00 1.18 0.43 0.00 87.40 08:32:01 AM 0 3.61 0.00 0.52 0.40 0.00 95.48 08:32:01 AM 1 9.26 0.00 1.38 0.75 0.02 88.59 08:32:01 AM 2 10.54 0.00 1.23 0.18 0.00 88.04 08:32:01 AM 3 20.52 0.00 1.60 0.37 0.00 77.51 08:33:01 AM all 26.05 0.00 1.70 1.25 0.01 70.99 08:33:01 AM 0 28.14 0.00 1.27 0.74 0.02 69.83 08:33:01 AM 1 26.06 0.00 2.80 2.56 0.00 68.58 08:33:01 AM 2 20.49 0.00 1.47 0.50 0.00 77.54 08:33:01 AM 3 29.50 0.00 1.27 1.20 0.02 68.01 08:34:01 AM all 2.17 0.00 0.63 0.07 0.01 97.12 08:34:01 AM 0 2.19 0.00 0.90 0.02 0.00 96.89 08:34:01 AM 1 2.29 0.00 0.52 0.03 0.02 97.15 08:34:01 AM 2 1.77 0.00 0.57 0.07 0.02 97.57 08:34:01 AM 3 2.44 0.00 0.53 0.15 0.00 96.88 08:35:01 AM all 24.11 0.08 1.88 0.40 0.00 73.52 08:35:01 AM 0 26.42 0.02 1.81 0.20 0.02 71.53 08:35:01 AM 1 26.73 0.15 2.09 0.45 0.00 70.58 08:35:01 AM 2 23.26 0.12 1.81 0.75 0.00 74.06 08:35:01 AM 3 20.05 0.05 1.81 0.18 0.00 77.91 08:36:01 AM all 18.52 0.00 8.59 7.33 0.01 65.54 08:36:01 AM 0 16.13 0.00 8.72 6.97 0.00 68.18 08:36:01 AM 1 20.45 0.00 7.71 6.44 0.02 65.38 08:36:01 AM 2 17.21 0.00 9.49 7.83 0.02 65.45 08:36:01 AM 3 20.31 0.00 8.46 8.08 0.02 63.14 08:37:01 AM all 41.32 0.00 1.75 0.61 0.01 56.31 08:37:01 AM 0 41.82 0.00 2.14 0.75 0.02 55.28 08:37:01 AM 1 36.77 0.00 1.76 0.60 0.00 60.87 08:37:01 AM 2 27.47 0.00 1.27 0.32 0.00 70.94 08:37:01 AM 3 59.25 0.00 1.82 0.75 0.02 38.15 Average: all 19.34 0.01 2.44 1.57 0.01 76.63 Average: 0 17.65 0.00 2.36 1.32 0.01 78.66 Average: 1 19.62 0.02 2.46 1.57 0.01 76.32 Average: 2 17.20 0.02 2.51 1.45 0.01 78.82 Average: 3 22.90 0.01 2.45 1.93 0.01 72.71