---> uname -a: Linux prd-centos8-docker-4c-4g-203.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: 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 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 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1512 11106 19 3144 13903 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:83:88:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.237/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85946sec preferred_lft 85946sec inet6 fe80::f816:3eff:fe83:88d1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b3:4f:d0:16 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:b3ff:fe4f:d016/64 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) 12/20/2025 _x86_64_ (4 CPU) 00:32:50 LINUX RESTART (4 CPU) 12:33:01 AM tps rtps wtps bread/s bwrtn/s 12:34:01 AM 366.14 125.67 240.47 13345.68 43044.14 12:35:01 AM 224.11 19.81 204.30 3964.95 14373.54 12:36:01 AM 106.55 1.70 104.85 102.62 11115.24 12:37:01 AM 3.83 0.00 3.83 0.00 288.89 12:38:01 AM 41.13 3.42 37.71 650.56 13413.31 12:39:01 AM 50.14 0.13 50.01 2.13 5352.49 12:40:01 AM 25.44 2.68 22.76 83.29 2169.07 Average: 116.76 21.92 94.85 2592.67 12822.19 12:33:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:34:01 AM 13376976 15108664 2764556 17.13 2688 1947212 1098668 6.39 145900 2265500 151500 12:35:01 AM 12058700 14210068 4082832 25.29 2688 2355852 1890676 11.00 214280 3458796 89436 12:36:01 AM 10198160 12575940 5943372 36.82 2688 2578296 3349680 19.49 266600 5248368 2684 12:37:01 AM 10043016 12425104 6098516 37.78 2688 2582464 3381260 19.67 266752 5402840 1200 12:38:01 AM 8125220 10920592 8016312 49.66 2688 2986244 5591324 32.53 347272 7191644 136 12:39:01 AM 10689728 13526980 5451804 33.78 2688 3026856 2709636 15.76 413236 4569016 22668 12:40:01 AM 11291208 14168728 4850324 30.05 2688 3066404 1924728 11.20 659608 3725020 30160 Average: 10826144 13276582 5315388 32.93 2688 2649047 2849425 16.58 330521 4551598 42541 12:33:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 AM eth0 393.95 201.63 1745.10 67.22 0.00 0.00 0.00 0.00 12:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 250.37 194.99 3073.95 36.59 0.00 0.00 0.00 0.00 12:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 238.86 177.13 3286.25 33.59 0.00 0.00 0.00 0.00 12:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 229.66 141.99 68.88 74.24 0.00 0.00 0.00 0.00 12:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM lo 6.63 6.63 0.81 0.81 0.00 0.00 0.00 0.00 12:38:01 AM eth0 268.66 149.81 2732.66 32.29 0.00 0.00 0.00 0.00 12:38:01 AM docker0 0.08 0.18 0.00 0.02 0.00 0.00 0.00 0.00 12:38:01 AM veth1e0c6a2 0.08 0.30 0.00 0.03 0.00 0.00 0.00 0.00 12:38:01 AM br-4e910a6d0946 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM veth1ef9d05 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM veth80c57c5 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM lo 12.86 12.86 27.01 27.01 0.00 0.00 0.00 0.00 12:39:01 AM eth0 31.88 29.10 366.73 4.62 0.00 0.00 0.00 0.00 12:39:01 AM docker0 0.12 0.13 0.01 0.01 0.00 0.00 0.00 0.00 12:39:01 AM veth1e0c6a2 0.12 0.17 0.01 0.01 0.00 0.00 0.00 0.00 12:39:01 AM br-4e910a6d0946 5.95 5.73 25.62 0.94 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 629.49 272.60 499.46 283.49 0.00 0.00 0.00 0.00 12:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.78 2.78 3.97 3.97 0.00 0.00 0.00 0.00 Average: eth0 291.84 166.75 1681.85 76.01 0.00 0.00 0.00 0.00 Average: docker0 0.03 0.05 0.00 0.00 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) 12/20/2025 _x86_64_ (4 CPU) 00:32:50 LINUX RESTART (4 CPU) 12:33:01 AM CPU %user %nice %system %iowait %steal %idle 12:34:01 AM all 26.71 0.00 4.77 4.43 0.08 64.02 12:34:01 AM 0 31.59 0.00 5.66 3.64 0.08 59.03 12:34:01 AM 1 16.34 0.00 3.33 4.37 0.07 75.89 12:34:01 AM 2 32.07 0.00 5.48 7.75 0.08 54.61 12:34:01 AM 3 26.84 0.00 4.60 1.93 0.08 66.55 12:35:01 AM all 34.94 0.00 2.03 2.96 0.09 59.97 12:35:01 AM 0 28.42 0.00 2.39 2.73 0.12 66.35 12:35:01 AM 1 33.34 0.00 2.41 4.00 0.10 60.14 12:35:01 AM 2 42.75 0.00 1.33 3.86 0.07 52.00 12:35:01 AM 3 35.29 0.00 1.97 1.29 0.08 61.36 12:36:01 AM all 60.86 0.00 1.82 0.67 0.14 36.52 12:36:01 AM 0 52.73 0.00 1.89 1.47 0.12 43.79 12:36:01 AM 1 61.93 0.00 1.40 0.12 0.13 36.42 12:36:01 AM 2 72.30 0.00 2.67 0.65 0.15 24.22 12:36:01 AM 3 56.46 0.00 1.30 0.45 0.15 41.64 12:37:01 AM all 18.26 0.00 1.27 0.01 0.08 80.38 12:37:01 AM 0 15.92 0.00 1.37 0.02 0.08 82.62 12:37:01 AM 1 18.59 0.00 1.10 0.00 0.07 80.24 12:37:01 AM 2 14.64 0.00 1.47 0.02 0.08 83.79 12:37:01 AM 3 23.90 0.00 1.14 0.00 0.07 74.90 12:38:01 AM all 38.62 0.00 2.48 0.92 0.09 57.90 12:38:01 AM 0 31.08 0.00 2.51 0.65 0.12 65.64 12:38:01 AM 1 53.42 0.00 3.05 1.06 0.10 42.38 12:38:01 AM 2 36.65 0.00 2.51 1.71 0.08 59.04 12:38:01 AM 3 33.31 0.00 1.83 0.25 0.07 64.54 12:39:01 AM all 16.17 0.00 2.12 0.35 0.09 81.27 12:39:01 AM 0 18.89 0.00 3.16 0.12 0.10 77.73 12:39:01 AM 1 16.03 0.00 1.71 0.30 0.08 81.87 12:39:01 AM 2 14.78 0.00 2.09 0.20 0.08 82.84 12:39:01 AM 3 14.98 0.00 1.51 0.79 0.08 82.65 12:40:01 AM all 42.67 0.00 1.67 0.15 0.08 55.43 12:40:01 AM 0 51.78 0.00 1.30 0.12 0.08 46.72 12:40:01 AM 1 23.67 0.00 1.96 0.37 0.08 73.92 12:40:01 AM 2 50.36 0.00 1.89 0.02 0.08 47.65 12:40:01 AM 3 44.86 0.00 1.52 0.10 0.07 53.46 Average: all 34.04 0.00 2.30 1.35 0.09 62.21 Average: 0 32.92 0.00 2.61 1.25 0.10 63.12 Average: 1 31.92 0.00 2.14 1.46 0.09 64.40 Average: 2 37.66 0.00 2.49 2.03 0.09 57.73 Average: 3 33.67 0.00 1.98 0.69 0.09 63.58