---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1903 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 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 xtopology 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 arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 9.2G 10G 48% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7976 511 5030 0 2434 7180 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: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:bc:6b:4f brd ff:ff:ff:ff:ff:ff inet 10.32.6.186/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85952sec preferred_lft 85952sec inet6 fe80::f816:3eff:febc:6b4f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:55:e7:e3:2f 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 ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1903) 08/02/25 _x86_64_ (4 CPU) 02:19:19 LINUX RESTART (4 CPU) 02:20:02 tps rtps wtps bread/s bwrtn/s 02:21:01 96.76 21.52 75.25 737.11 5493.05 02:22:01 79.15 30.24 48.91 1634.13 8507.12 02:23:01 28.03 0.15 27.88 2.53 5075.02 02:24:01 9.48 0.03 9.45 0.27 344.61 02:25:01 44.44 11.46 32.97 837.72 3979.34 02:26:01 33.44 1.28 32.16 114.78 5468.42 Average: 48.42 10.75 37.67 553.93 4809.36 02:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:21:01 5619720 7316072 2547708 31.19 49696 1817668 1061692 11.52 719240 1638192 166876 02:22:01 5415768 7268768 2751660 33.69 60972 1954200 1159980 12.59 748056 1795896 95260 02:23:01 5346572 7251968 2820856 34.54 63148 2002784 1113868 12.09 766808 1842664 2180 02:24:01 5332748 7245312 2834680 34.71 65132 2006984 1113868 12.09 775384 1846056 1564 02:25:01 4874164 6924240 3293264 40.32 67664 2138272 1373988 14.91 1164964 1906020 2360 02:26:01 5099292 7298912 3068136 37.57 72540 2279440 1068896 11.60 867464 1973288 25396 Average: 5281377 7217545 2886051 35.34 63192 2033225 1148715 12.46 840319 1833686 48939 02:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:21:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 02:21:01 ens3 112.83 69.79 903.85 17.67 0.00 0.00 0.00 0.00 02:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:22:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 02:22:01 ens3 68.84 46.46 430.29 12.44 0.00 0.00 0.00 0.00 02:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:23:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 02:23:01 ens3 99.07 116.95 796.84 17.65 0.00 0.00 0.00 0.00 02:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:24:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 02:24:01 ens3 58.97 84.50 61.34 13.59 0.00 0.00 0.00 0.00 02:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:25:01 lo 1.55 1.55 0.39 0.39 0.00 0.00 0.00 0.00 02:25:01 ens3 242.22 271.69 1733.73 44.11 0.00 0.00 0.00 0.00 02:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:26:01 lo 0.87 0.87 0.07 0.07 0.00 0.00 0.00 0.00 02:26:01 ens3 138.59 155.01 950.65 26.16 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 120.11 124.22 812.56 21.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1903) 08/02/25 _x86_64_ (4 CPU) 02:19:19 LINUX RESTART (4 CPU) 02:20:02 CPU %user %nice %system %iowait %steal %idle 02:21:01 all 19.36 0.00 1.38 3.59 2.37 73.29 02:21:01 0 1.56 0.00 1.15 11.21 2.51 83.57 02:21:01 1 32.04 0.00 1.52 1.25 2.99 62.20 02:21:01 2 37.61 0.00 2.51 1.37 3.20 55.31 02:21:01 3 6.24 0.00 0.34 0.47 0.78 92.17 02:22:01 all 20.12 0.00 1.33 2.43 2.55 73.57 02:22:01 0 9.60 0.00 0.94 2.95 2.22 84.29 02:22:01 1 15.84 0.00 1.18 2.79 2.28 77.90 02:22:01 2 41.33 0.00 2.13 1.16 3.14 52.25 02:22:01 3 13.82 0.00 1.08 2.81 2.54 79.75 02:23:01 all 9.11 0.00 0.49 0.24 1.69 88.48 02:23:01 0 4.74 0.00 0.51 0.31 1.56 92.87 02:23:01 1 4.29 0.00 0.30 0.02 0.98 94.42 02:23:01 2 9.55 0.00 0.79 0.56 2.62 86.48 02:23:01 3 17.86 0.00 0.38 0.03 1.61 80.12 02:24:01 all 3.70 0.00 0.34 0.04 1.40 94.52 02:24:01 0 2.53 0.00 0.17 0.12 1.44 95.76 02:24:01 1 2.94 0.00 0.47 0.02 0.96 95.61 02:24:01 2 3.60 0.00 0.62 0.02 2.30 93.46 02:24:01 3 5.75 0.00 0.10 0.02 0.88 93.26 02:25:01 all 45.32 0.00 1.57 0.96 5.63 46.52 02:25:01 0 49.04 0.00 1.22 0.97 5.08 43.69 02:25:01 1 41.92 0.00 2.20 1.13 6.02 48.73 02:25:01 2 44.17 0.00 2.00 1.49 6.22 46.12 02:25:01 3 46.17 0.00 0.87 0.21 5.21 47.54 02:26:01 all 26.45 0.00 1.36 0.88 2.61 68.70 02:26:01 0 15.12 0.00 0.78 0.15 1.30 82.65 02:26:01 1 7.66 0.00 1.34 0.55 3.44 87.00 02:26:01 2 19.21 0.00 1.39 2.25 2.08 75.07 02:26:01 3 64.13 0.00 1.94 0.56 3.64 29.73 Average: all 20.70 0.00 1.08 1.35 2.71 74.15 Average: 0 13.78 0.00 0.79 2.61 2.35 80.46 Average: 1 17.45 0.00 1.17 0.96 2.79 77.63 Average: 2 25.89 0.00 1.57 1.14 3.26 68.13 Average: 3 25.71 0.00 0.79 0.69 2.45 70.37