---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-8586 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 9.3G 9.9G 49% / 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 476 4945 0 2553 7213 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:9d:22:ef brd ff:ff:ff:ff:ff:ff inet 10.32.6.67/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85966sec preferred_lft 85966sec inet6 fe80::f816:3eff:fe9d:22ef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0f:44:d5:9b 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-8586) 11/08/25 _x86_64_ (4 CPU) 22:06:40 LINUX RESTART (4 CPU) 22:07:01 tps rtps wtps bread/s bwrtn/s 22:08:02 163.07 69.12 93.95 5596.80 40105.07 22:09:01 90.21 22.66 67.55 1453.31 9706.42 22:10:01 40.69 8.30 32.39 240.63 4944.24 22:11:01 8.47 0.03 8.43 0.27 301.55 22:12:01 37.16 9.77 27.40 778.80 3945.48 22:13:01 38.37 6.23 32.14 236.45 8798.67 Average: 62.92 19.34 43.58 1384.15 11304.61 22:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:08:02 5877180 7393812 2290248 28.04 40212 1655640 999052 10.84 607128 1511104 52276 22:09:01 5521800 7383428 2645628 32.39 64156 1959156 1113452 12.08 633784 1804360 131820 22:10:01 5418064 7296044 2749364 33.66 66020 1972804 1068780 11.60 725416 1813896 1104 22:11:01 5403992 7289052 2763436 33.83 67980 1977016 1068780 11.60 734040 1817304 2136 22:12:01 4504432 6524140 3662996 44.85 70440 2105468 1721052 18.67 1558180 1881444 1912 22:13:01 5096060 7416444 3071368 37.61 74900 2396488 950820 10.32 760744 2080252 65084 Average: 5303588 7217153 2863840 35.06 63951 2011095 1153656 12.52 836549 1818060 42389 22:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:08:02 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 22:08:02 ens3 366.04 211.10 998.08 64.07 0.00 0.00 0.00 0.00 22:08:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:09:01 lo 1.56 1.56 0.16 0.16 0.00 0.00 0.00 0.00 22:09:01 ens3 199.64 118.74 1046.92 18.84 0.00 0.00 0.00 0.00 22:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:10:01 ens3 67.37 91.00 95.94 14.74 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:11:01 ens3 60.24 86.14 60.63 13.71 0.00 0.00 0.00 0.00 22:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:12:01 ens3 264.87 270.25 1728.98 47.05 0.00 0.00 0.00 0.00 22:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:13:01 lo 1.90 1.90 0.43 0.43 0.00 0.00 0.00 0.00 22:13:01 ens3 430.84 311.33 2198.12 65.46 0.00 0.00 0.00 0.00 22:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 231.60 181.61 1021.41 37.36 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 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-8586) 11/08/25 _x86_64_ (4 CPU) 22:06:40 LINUX RESTART (4 CPU) 22:07:01 CPU %user %nice %system %iowait %steal %idle 22:08:02 all 21.59 0.00 2.90 5.34 1.47 68.69 22:08:02 0 26.23 0.00 1.80 1.87 1.20 68.91 22:08:02 1 34.76 0.00 2.68 3.63 1.80 57.12 22:08:02 2 8.44 0.00 4.74 10.18 1.38 75.27 22:08:02 3 17.01 0.00 2.40 5.65 1.52 73.42 22:09:01 all 21.36 0.00 1.57 3.05 1.23 72.79 22:09:01 0 14.32 0.00 0.86 0.61 0.66 83.55 22:09:01 1 29.74 0.00 2.19 1.05 1.22 65.80 22:09:01 2 9.23 0.00 1.34 9.18 0.76 79.50 22:09:01 3 32.07 0.00 1.89 1.37 2.28 62.40 22:10:01 all 10.42 0.00 0.58 0.71 0.68 87.60 22:10:01 0 8.70 0.00 0.92 0.00 0.58 89.80 22:10:01 1 11.44 0.00 0.25 0.03 0.78 87.49 22:10:01 2 13.27 0.00 0.69 2.49 0.79 82.77 22:10:01 3 8.33 0.00 0.48 0.33 0.62 90.23 22:11:01 all 4.39 0.00 0.42 0.03 0.38 94.79 22:11:01 0 3.40 0.00 0.30 0.02 0.32 95.97 22:11:01 1 3.66 0.00 0.30 0.02 0.20 95.83 22:11:01 2 5.85 0.00 0.80 0.08 0.35 92.92 22:11:01 3 4.63 0.00 0.28 0.00 0.62 94.47 22:12:01 all 45.22 0.00 1.59 0.49 3.23 49.47 22:12:01 0 45.01 0.00 1.66 0.78 3.33 49.23 22:12:01 1 44.13 0.00 1.28 0.02 2.82 51.76 22:12:01 2 50.05 0.00 0.76 0.43 2.81 45.94 22:12:01 3 41.70 0.00 2.66 0.73 3.96 50.95 22:13:01 all 38.71 0.00 1.88 0.73 2.59 56.09 22:13:01 0 34.52 0.00 2.06 1.01 2.59 59.82 22:13:01 1 27.69 0.00 1.65 0.38 2.18 68.10 22:13:01 2 57.62 0.00 2.17 1.15 2.89 36.17 22:13:01 3 35.00 0.00 1.63 0.35 2.73 60.30 Average: all 23.65 0.00 1.49 1.72 1.60 71.53 Average: 0 22.09 0.00 1.27 0.71 1.45 74.48 Average: 1 25.25 0.00 1.39 0.85 1.50 71.01 Average: 2 24.14 0.00 1.76 3.91 1.50 68.69 Average: 3 23.14 0.00 1.56 1.41 1.95 71.94