---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-5547 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 516 5018 0 2441 7176 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:ad:86:1f brd ff:ff:ff:ff:ff:ff inet 10.32.6.31/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85993sec preferred_lft 85993sec inet6 fe80::f816:3eff:fead:861f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8a:a4:57:3c 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-5547) 10/04/25 _x86_64_ (4 CPU) 05:09:51 LINUX RESTART (4 CPU) 05:10:01 tps rtps wtps bread/s bwrtn/s 05:11:01 153.62 69.09 84.54 5602.93 39644.34 05:12:01 61.85 0.25 61.60 27.86 9012.33 05:13:01 66.31 30.44 35.87 1645.32 7515.09 05:14:01 9.67 0.03 9.63 0.27 458.27 05:15:01 54.18 11.23 42.95 762.41 4776.01 05:16:01 28.08 1.27 26.82 112.27 4471.20 Average: 62.29 18.72 43.57 1358.54 10979.69 05:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:11:01 5893112 7404960 2274316 27.85 36340 1656648 984680 10.68 593432 1513824 53164 05:12:01 5562044 7329400 2605384 31.90 57244 1876892 1042968 11.32 683420 1723968 101508 05:13:01 5239572 7164772 2927856 35.85 62652 2023336 1191520 12.93 854628 1864148 4832 05:14:01 5214040 7146536 2953388 36.16 64696 2027624 1199488 13.02 874716 1867684 1960 05:15:01 4832048 6925844 3335380 40.84 68328 2180472 1377564 14.95 1161248 1951452 7120 05:16:01 5167284 7373808 3000144 36.73 72348 2287412 982424 10.66 789532 1986204 24724 Average: 5318017 7224220 2849411 34.89 60268 2008731 1129774 12.26 826163 1817880 32218 05:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:11:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 05:11:01 ens3 386.09 224.38 1085.19 65.80 0.00 0.00 0.00 0.00 05:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 05:12:01 ens3 54.48 44.70 698.93 5.80 0.00 0.00 0.00 0.00 05:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 05:13:01 ens3 152.62 129.26 1192.78 24.26 0.00 0.00 0.00 0.00 05:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:14:01 ens3 65.65 89.57 67.32 14.20 0.00 0.00 0.00 0.00 05:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 lo 1.53 1.53 0.39 0.39 0.00 0.00 0.00 0.00 05:15:01 ens3 325.37 365.14 2084.15 55.33 0.00 0.00 0.00 0.00 05:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 05:16:01 ens3 77.97 82.83 473.51 20.25 0.00 0.00 0.00 0.00 05:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 177.04 155.99 933.72 30.94 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-5547) 10/04/25 _x86_64_ (4 CPU) 05:09:51 LINUX RESTART (4 CPU) 05:10:01 CPU %user %nice %system %iowait %steal %idle 05:11:01 all 17.96 0.00 3.11 5.03 1.42 72.48 05:11:01 0 16.44 0.00 1.83 2.70 1.33 77.70 05:11:01 1 22.47 0.00 3.68 3.68 1.45 68.73 05:11:01 2 12.52 0.00 4.57 7.43 1.20 74.27 05:11:01 3 20.42 0.00 2.32 6.33 1.67 69.26 05:12:01 all 20.30 0.00 1.15 1.93 1.13 75.50 05:12:01 0 21.52 0.00 1.05 0.92 0.92 75.60 05:12:01 1 16.77 0.00 1.43 5.56 1.01 75.22 05:12:01 2 4.51 0.00 0.48 0.73 1.12 93.15 05:12:01 3 38.45 0.00 1.66 0.50 1.48 57.91 05:13:01 all 16.30 0.00 0.97 1.27 0.88 80.59 05:13:01 0 16.43 0.00 0.91 1.36 0.95 80.35 05:13:01 1 24.38 0.00 0.88 1.57 1.07 72.11 05:13:01 2 10.36 0.00 0.59 1.65 0.89 86.50 05:13:01 3 14.09 0.00 1.48 0.50 0.60 83.33 05:14:01 all 4.38 0.00 0.24 0.03 0.22 95.14 05:14:01 0 1.04 0.00 0.10 0.02 0.18 98.66 05:14:01 1 3.98 0.00 0.07 0.00 0.22 95.73 05:14:01 2 5.58 0.00 0.45 0.10 0.05 93.82 05:14:01 3 6.90 0.00 0.35 0.00 0.40 92.35 05:15:01 all 42.94 0.00 1.69 0.74 3.29 51.34 05:15:01 0 45.66 0.00 0.95 0.53 2.86 50.00 05:15:01 1 43.30 0.00 1.79 1.11 3.60 50.20 05:15:01 2 35.09 0.00 2.20 0.93 3.41 58.36 05:15:01 3 47.73 0.00 1.81 0.37 3.27 46.82 05:16:01 all 25.26 0.00 1.35 1.03 1.56 70.80 05:16:01 0 19.22 0.00 1.21 0.71 1.18 77.68 05:16:01 1 30.20 0.00 1.17 0.73 1.30 66.60 05:16:01 2 6.57 0.00 1.39 2.49 1.52 88.03 05:16:01 3 45.12 0.00 1.66 0.18 2.25 50.79 Average: all 21.20 0.00 1.42 1.67 1.42 74.30 Average: 0 20.07 0.00 1.01 1.04 1.24 76.65 Average: 1 23.53 0.00 1.50 2.11 1.44 71.42 Average: 2 12.43 0.00 1.61 2.21 1.37 82.38 Average: 3 28.81 0.00 1.55 1.31 1.61 66.72