---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5561 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 7.8G 12G 41% / 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 470 5058 0 2447 7218 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:fb:04:a4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.133/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86045sec preferred_lft 86045sec inet6 fe80::f816:3eff:fefb:4a4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5561) 07/11/26 _x86_64_ (4 CPU) 16:37:00 LINUX RESTART (4 CPU) 16:38:02 tps rtps wtps bread/s bwrtn/s 16:39:01 56.18 0.19 55.99 22.37 9274.09 16:40:01 71.32 30.13 41.19 1645.59 10595.03 16:41:01 21.66 11.55 10.11 803.73 3673.58 16:42:01 22.01 1.53 20.48 102.92 7064.02 Average: 42.74 10.89 31.84 646.26 7644.73 16:38:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:39:01 5706140 7385784 2461272 30.14 54628 1790560 707504 7.68 625544 1641540 154592 16:40:01 5418728 7299344 2748684 33.65 62152 1976364 800740 8.69 739512 1800216 7816 16:41:01 4213280 6215792 3954132 48.41 64448 2091536 1788400 19.41 1858840 1871600 28 16:42:01 5195964 7403732 2971448 36.38 69184 2287740 679948 7.38 736708 2007444 28336 Average: 5133528 7076163 3033884 37.15 62603 2036550 994148 10.79 990151 1830200 47693 16:38:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:39:01 ens3 65.51 50.33 781.06 5.76 0.00 0.00 0.00 0.00 16:39:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:40:01 ens3 115.05 102.73 1819.41 20.36 0.00 0.00 0.00 0.00 16:40:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 16:41:01 ens3 127.79 111.33 1451.18 18.80 0.00 0.00 0.00 0.00 16:41:01 lo 80.67 80.67 30.08 30.08 0.00 0.00 0.00 0.00 16:42:01 ens3 127.78 109.15 1256.54 20.20 0.00 0.00 0.00 0.00 16:42:01 lo 38.91 38.91 6.21 6.21 0.00 0.00 0.00 0.00 Average: ens3 109.22 93.57 1329.33 16.33 0.00 0.00 0.00 0.00 Average: lo 30.39 30.39 9.14 9.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5561) 07/11/26 _x86_64_ (4 CPU) 16:37:00 LINUX RESTART (4 CPU) 16:38:02 CPU %user %nice %system %iowait %steal %idle 16:39:01 all 18.59 0.00 1.20 2.63 2.24 75.33 16:39:01 0 4.75 0.00 0.42 0.03 1.74 93.06 16:39:01 1 6.55 0.00 0.94 6.97 1.66 83.89 16:39:01 2 31.34 0.00 1.93 0.55 3.02 63.15 16:39:01 3 31.81 0.00 1.50 3.00 2.56 61.13 16:40:01 all 15.11 0.00 0.97 1.86 3.84 78.22 16:40:01 0 9.50 0.00 0.54 0.08 3.34 86.54 16:40:01 1 17.14 0.00 1.02 3.99 3.52 74.33 16:40:01 2 16.48 0.00 0.78 1.63 3.87 77.24 16:40:01 3 17.31 0.00 1.52 1.73 4.64 74.80 16:41:01 all 44.89 0.00 1.65 0.79 9.29 43.37 16:41:01 0 40.78 0.00 1.36 0.32 8.66 48.88 16:41:01 1 48.54 0.00 1.53 0.47 9.37 40.09 16:41:01 2 44.61 0.00 1.78 0.74 9.71 43.16 16:41:01 3 45.65 0.00 1.97 1.64 9.42 41.33 16:42:01 all 22.70 0.00 1.33 0.97 4.07 70.93 16:42:01 0 25.58 0.00 1.62 0.28 4.29 68.24 16:42:01 1 22.83 0.00 0.99 0.84 3.49 71.86 16:42:01 2 16.49 0.00 1.03 0.10 3.39 78.98 16:42:01 3 25.83 0.00 1.69 2.68 5.08 64.72 Average: all 25.41 0.00 1.29 1.56 4.89 66.86 Average: 0 20.30 0.00 0.99 0.18 4.53 74.00 Average: 1 23.93 0.00 1.12 3.04 4.54 67.37 Average: 2 27.26 0.00 1.38 0.76 5.03 65.57 Average: 3 30.15 0.00 1.67 2.26 5.45 60.47