---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10424 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: 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 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / 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 466 5330 0 2178 7228 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:13:f2:1d brd ff:ff:ff:ff:ff:ff inet 10.32.6.212/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe13:f21d/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-10424) 04/03/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 148.81 63.52 85.29 4206.37 40709.37 14:57:01 86.41 30.52 55.89 1730.01 9223.39 14:58:01 68.68 8.88 59.80 511.03 7163.35 14:59:01 27.18 4.43 22.75 152.64 5074.35 Average: 82.75 26.82 55.93 1649.63 15568.70 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5963672 7389484 2203740 26.98 37300 1568344 734216 7.97 610856 1429188 85816 14:57:01 5658508 7358336 2508904 30.72 57520 1806392 786636 8.54 661328 1651116 94412 14:58:01 5478340 7406116 2689072 32.92 65292 2019980 683968 7.42 731848 1749288 117372 14:59:01 5479416 7422516 2687996 32.91 67708 2032180 670692 7.28 723912 1752732 10900 Average: 5644984 7394113 2522428 30.88 56955 1856724 718878 7.80 681986 1645581 77125 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 14:56:02 ens3 427.18 235.38 1484.80 68.23 0.00 0.00 0.00 0.00 14:57:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 14:57:01 ens3 66.19 60.19 446.39 16.70 0.00 0.00 0.00 0.00 14:58:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 14:58:01 ens3 345.35 383.32 1566.03 70.08 0.00 0.00 0.00 0.00 14:59:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 14:59:01 ens3 57.36 65.36 28.62 606.45 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 224.69 186.60 883.31 191.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10424) 04/03/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 21.26 0.00 2.74 4.69 2.01 69.30 14:56:02 0 21.16 0.00 2.71 6.10 2.04 67.99 14:56:02 1 6.40 0.00 2.08 3.22 1.59 86.71 14:56:02 2 24.34 0.00 1.97 2.48 2.02 69.20 14:56:02 3 33.18 0.00 4.18 6.96 2.40 53.29 14:57:01 all 24.03 0.00 1.68 2.22 2.15 69.93 14:57:01 0 23.26 0.00 1.26 1.87 2.37 71.24 14:57:01 1 33.26 0.00 2.30 1.20 2.14 61.10 14:57:01 2 26.22 0.00 2.26 1.99 2.73 66.81 14:57:01 3 13.37 0.00 0.90 3.83 1.30 80.60 14:58:01 all 41.24 0.00 2.35 1.30 4.01 51.10 14:58:01 0 40.28 0.00 1.44 1.74 3.51 53.03 14:58:01 1 43.32 0.00 2.62 0.17 4.39 49.51 14:58:01 2 37.39 0.00 2.66 1.88 4.09 53.98 14:58:01 3 43.98 0.00 2.65 1.41 4.08 47.88 14:59:01 all 20.98 0.00 1.12 1.01 1.04 75.85 14:59:01 0 8.20 0.00 0.82 0.95 0.57 89.47 14:59:01 1 33.83 0.00 1.33 0.53 1.41 62.89 14:59:01 2 7.78 0.00 0.86 2.36 0.96 88.03 14:59:01 3 34.12 0.00 1.46 0.23 1.21 62.97 Average: all 26.91 0.00 1.97 2.31 2.30 66.51 Average: 0 23.24 0.00 1.56 2.67 2.13 70.41 Average: 1 29.20 0.00 2.08 1.28 2.39 65.06 Average: 2 23.95 0.00 1.94 2.18 2.45 69.48 Average: 3 31.25 0.00 2.30 3.10 2.25 61.09