---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-351 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 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: 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): 0-3 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 664K 797M 1% /run /dev/vda1 20G 8.0G 12G 42% / 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 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 456 4935 0 2584 7234 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:97:c0:02 brd ff:ff:ff:ff:ff:ff inet 10.32.6.110/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86043sec preferred_lft 86043sec inet6 fe80::f816:3eff:fe97:c002/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-351) 04/11/26 _x86_64_ (4 CPU) 22:37:56 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:02 164.79 78.24 86.55 4817.46 40740.96 22:40:01 83.36 30.23 53.13 1685.27 8896.12 22:41:01 33.58 0.18 33.39 2.53 12744.54 22:42:01 10.85 0.00 10.85 0.00 409.67 22:43:01 53.54 2.72 50.82 189.84 12310.61 Average: 69.18 22.25 46.93 1337.86 15040.86 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:02 5956760 7386184 2210660 27.07 37548 1571772 725812 7.88 616200 1432288 90396 22:40:01 5609372 7304952 2558048 31.32 56728 1803608 842388 9.14 735868 1629740 97520 22:41:01 5333536 7312700 2833884 34.70 59008 2079992 783924 8.51 726704 1904748 1680 22:42:01 5162148 7239252 3005272 36.80 60852 2173804 845532 9.17 799988 1996800 91108 22:43:01 5064808 7413832 3102612 37.99 66448 2434084 689516 7.48 647188 2235568 26872 Average: 5425325 7331384 2742095 33.57 56117 2012652 777434 8.44 705190 1839829 61515 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:02 ens3 481.19 268.92 1515.11 69.32 0.00 0.00 0.00 0.00 22:39:02 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 22:40:01 ens3 66.79 54.63 430.67 14.14 0.00 0.00 0.00 0.00 22:40:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 22:41:01 ens3 208.32 168.82 4614.61 19.75 0.00 0.00 0.00 0.00 22:41:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:42:01 ens3 343.39 296.65 1587.79 31.61 0.00 0.00 0.00 0.00 22:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:43:01 ens3 348.51 350.99 2556.12 57.06 0.00 0.00 0.00 0.00 22:43:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 290.38 228.58 2146.58 38.45 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-351) 04/11/26 _x86_64_ (4 CPU) 22:37:56 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:02 all 22.17 0.00 2.67 5.20 1.11 68.85 22:39:02 0 23.23 0.00 2.13 5.60 1.12 67.92 22:39:02 1 33.71 0.00 2.04 2.86 1.25 60.14 22:39:02 2 12.33 0.00 1.59 6.81 0.90 78.36 22:39:02 3 19.39 0.00 4.88 5.53 1.17 69.04 22:40:01 all 22.19 0.00 1.40 1.90 1.03 73.49 22:40:01 0 8.61 0.00 0.62 2.04 1.00 87.73 22:40:01 1 40.61 0.00 2.24 0.27 1.39 55.49 22:40:01 2 6.38 0.00 0.76 3.64 0.46 88.76 22:40:01 3 33.24 0.00 2.00 1.64 1.27 61.84 22:41:01 all 9.75 0.00 0.59 0.49 0.43 88.74 22:41:01 0 9.32 0.00 0.57 0.10 0.30 89.72 22:41:01 1 8.11 0.00 0.08 0.03 0.47 91.30 22:41:01 2 12.84 0.00 0.18 0.00 0.58 86.39 22:41:01 3 8.73 0.00 1.50 1.82 0.35 87.59 22:42:01 all 5.96 0.00 0.49 0.05 0.30 93.20 22:42:01 0 4.04 0.00 0.40 0.02 0.22 95.32 22:42:01 1 4.75 0.00 0.27 0.00 0.20 94.78 22:42:01 2 8.98 0.00 0.42 0.10 0.35 90.15 22:42:01 3 6.05 0.00 0.89 0.10 0.43 92.52 22:43:01 all 21.46 0.00 1.54 0.82 0.93 75.24 22:43:01 0 17.03 0.00 1.70 0.48 0.83 79.96 22:43:01 1 18.69 0.00 1.00 0.35 0.83 79.13 22:43:01 2 19.02 0.00 1.57 0.84 0.85 77.72 22:43:01 3 31.09 0.00 1.91 1.63 1.21 64.15 Average: all 16.29 0.00 1.34 1.69 0.76 79.92 Average: 0 12.47 0.00 1.09 1.65 0.69 84.10 Average: 1 21.11 0.00 1.12 0.70 0.83 76.24 Average: 2 11.93 0.00 0.90 2.27 0.63 84.27 Average: 3 19.67 0.00 2.24 2.15 0.89 75.06