---> uname -a: Linux prd-centos8-docker-8c-8g-4428.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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1059 26452 19 4379 30363 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:22:68:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.186/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85949sec preferred_lft 85949sec inet6 fe80::f816:3eff:fe22:6803/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0a:b7:3e:0d 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:aff:feb7:3e0d/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) 03/24/2026 _x86_64_ (8 CPU) 07:30:48 LINUX RESTART (8 CPU) 07:32:02 AM tps rtps wtps bread/s bwrtn/s 07:33:01 AM 244.09 16.96 227.13 3360.49 14356.85 07:34:01 AM 116.96 0.65 116.31 545.68 11703.97 07:35:01 AM 122.91 15.79 107.11 1464.98 29718.63 07:36:01 AM 124.69 2.48 122.21 4510.63 21714.10 07:37:01 AM 14.85 0.07 14.78 50.12 495.78 07:38:01 AM 31.89 2.52 29.37 97.43 4066.21 Average: 108.85 6.38 102.47 1666.85 13674.03 07:32:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:33:01 AM 28951328 30922912 3704384 11.34 2688 2286740 1637660 4.86 195832 3032140 80228 07:34:01 AM 28291804 30533716 4363908 13.36 2688 2554204 2023864 6.00 215236 3662064 12996 07:35:01 AM 26133708 29264944 6522004 19.97 2688 3425576 5339132 15.84 455332 5502560 1652 07:36:01 AM 25732964 29614500 6922748 21.20 2688 4172712 2749592 8.16 736224 5618644 116 07:37:01 AM 25626560 29518124 7029152 21.53 2688 4182184 2750492 8.16 740264 5720540 544 07:38:01 AM 27107416 31110852 5548296 16.99 2688 4291944 1500532 4.45 884840 4095420 23132 Average: 26973963 30160841 5681749 17.40 2688 3485560 2666879 7.91 537955 4605228 19778 07:32:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 219.03 186.00 2135.61 50.15 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM eth0 498.57 366.14 4198.18 59.15 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM eth0 1286.37 332.36 7168.00 28.81 0.00 0.00 0.00 0.00 07:35:01 AM docker0 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:35:01 AM veth0ab2c6f 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:36:01 AM lo 12.88 12.88 1.35 1.35 0.00 0.00 0.00 0.00 07:36:01 AM eth0 237.22 203.92 1328.25 55.70 0.00 0.00 0.00 0.00 07:36:01 AM docker0 4.80 5.81 0.65 0.68 0.00 0.00 0.00 0.00 07:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM eth0 137.52 100.92 196.33 25.20 0.00 0.00 0.00 0.00 07:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:38:01 AM eth0 125.34 122.68 104.54 1263.97 0.00 0.00 0.00 0.00 07:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.15 2.15 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 417.89 218.76 2522.90 247.71 0.00 0.00 0.00 0.00 Average: docker0 0.80 0.99 0.11 0.12 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) 03/24/2026 _x86_64_ (8 CPU) 07:30:48 LINUX RESTART (8 CPU) 07:32:02 AM CPU %user %nice %system %iowait %steal %idle 07:33:01 AM all 14.33 0.00 1.51 1.18 0.07 82.91 07:33:01 AM 0 9.85 0.00 1.53 1.14 0.08 87.40 07:33:01 AM 1 11.45 0.00 1.60 1.19 0.07 85.68 07:33:01 AM 2 13.18 0.00 1.55 1.24 0.07 83.97 07:33:01 AM 3 18.36 0.00 1.09 1.26 0.07 79.23 07:33:01 AM 4 24.24 0.00 2.47 1.31 0.07 71.92 07:33:01 AM 5 12.63 0.00 1.50 1.79 0.05 84.03 07:33:01 AM 6 14.10 0.00 1.58 0.85 0.05 83.42 07:33:01 AM 7 10.84 0.00 0.78 0.68 0.07 87.63 07:34:01 AM all 17.60 0.00 0.81 1.42 0.05 80.13 07:34:01 AM 0 14.66 0.00 0.42 0.00 0.05 84.88 07:34:01 AM 1 3.82 0.00 0.73 0.79 0.05 94.60 07:34:01 AM 2 3.13 0.00 1.57 5.84 0.05 89.40 07:34:01 AM 3 56.07 0.00 2.10 3.72 0.10 38.00 07:34:01 AM 4 14.14 0.00 0.55 0.00 0.05 85.25 07:34:01 AM 5 14.52 0.00 0.33 0.62 0.03 84.49 07:34:01 AM 6 26.11 0.00 0.38 0.15 0.05 73.31 07:34:01 AM 7 8.23 0.00 0.37 0.22 0.03 91.15 07:35:01 AM all 28.71 0.27 2.73 1.36 0.09 66.84 07:35:01 AM 0 36.46 0.00 2.37 0.49 0.08 60.59 07:35:01 AM 1 21.38 0.00 2.63 2.64 0.08 73.26 07:35:01 AM 2 37.79 0.02 3.26 2.19 0.10 56.64 07:35:01 AM 3 24.60 1.41 2.81 1.31 0.12 69.74 07:35:01 AM 4 31.60 0.00 2.99 3.06 0.08 62.27 07:35:01 AM 5 32.04 0.00 2.71 0.34 0.08 64.82 07:35:01 AM 6 21.78 0.67 2.42 0.57 0.08 74.47 07:35:01 AM 7 24.02 0.03 2.62 0.32 0.08 72.92 07:36:01 AM all 18.79 0.08 1.89 1.21 0.08 77.96 07:36:01 AM 0 11.28 0.00 1.81 0.03 0.10 86.78 07:36:01 AM 1 16.22 0.02 1.99 6.48 0.08 75.21 07:36:01 AM 2 13.69 0.35 2.13 0.70 0.07 83.07 07:36:01 AM 3 23.27 0.20 1.67 0.33 0.07 74.45 07:36:01 AM 4 17.58 0.00 1.47 1.25 0.07 79.63 07:36:01 AM 5 13.55 0.02 1.77 0.12 0.08 84.45 07:36:01 AM 6 18.40 0.00 1.96 0.12 0.05 79.47 07:36:01 AM 7 36.29 0.07 2.31 0.64 0.10 60.60 07:37:01 AM all 11.89 0.00 0.34 0.26 0.04 87.46 07:37:01 AM 0 2.67 0.00 0.35 0.00 0.08 96.89 07:37:01 AM 1 10.78 0.00 0.15 0.13 0.02 88.92 07:37:01 AM 2 5.49 0.00 0.68 0.77 0.03 93.03 07:37:01 AM 3 59.28 0.00 1.03 1.20 0.07 38.42 07:37:01 AM 4 4.77 0.00 0.10 0.00 0.03 95.10 07:37:01 AM 5 2.51 0.00 0.18 0.00 0.03 97.28 07:37:01 AM 6 4.53 0.00 0.10 0.00 0.03 95.33 07:37:01 AM 7 5.09 0.00 0.15 0.00 0.02 94.75 07:38:01 AM all 10.71 0.00 0.91 0.23 0.04 88.11 07:38:01 AM 0 2.56 0.00 1.22 0.00 0.03 96.19 07:38:01 AM 1 19.08 0.00 1.24 0.37 0.05 79.27 07:38:01 AM 2 6.93 0.00 0.73 1.14 0.02 91.19 07:38:01 AM 3 16.50 0.00 0.53 0.00 0.05 82.91 07:38:01 AM 4 7.51 0.00 0.83 0.03 0.03 91.58 07:38:01 AM 5 1.96 0.00 0.67 0.12 0.03 97.23 07:38:01 AM 6 1.87 0.00 0.62 0.00 0.02 97.50 07:38:01 AM 7 29.27 0.00 1.45 0.22 0.05 69.01 Average: all 17.00 0.06 1.36 0.94 0.06 80.58 Average: 0 12.89 0.00 1.28 0.27 0.07 85.48 Average: 1 13.79 0.00 1.39 1.93 0.06 82.83 Average: 2 13.34 0.06 1.65 1.98 0.06 82.91 Average: 3 33.08 0.27 1.54 1.31 0.08 63.73 Average: 4 16.60 0.00 1.40 0.94 0.06 81.01 Average: 5 12.84 0.00 1.19 0.49 0.05 85.42 Average: 6 14.45 0.11 1.17 0.28 0.05 83.93 Average: 7 18.97 0.02 1.28 0.34 0.06 79.33