---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5506 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 7.7G 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 466 5222 0 2287 7225 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:67:06:9a brd ff:ff:ff:ff:ff:ff inet 10.32.7.74/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86093sec preferred_lft 86093sec inet6 fe80::f816:3eff:fe67:69a/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-5506) 07/11/26 _x86_64_ (4 CPU) 07:38:49 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:01 112.06 54.01 58.06 3548.74 5104.37 07:41:01 56.54 0.17 56.37 21.86 10277.66 07:42:01 95.55 17.38 78.17 606.03 12470.85 07:43:01 32.88 1.57 31.31 114.78 4322.61 Average: 74.26 18.28 55.98 1072.77 8044.06 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 6023452 7443952 2143960 26.25 36852 1564256 666484 7.23 556576 1427948 87540 07:41:01 5716880 7423516 2450532 30.00 56924 1812180 688624 7.47 576800 1676000 151756 07:42:01 4774680 6708848 3392732 41.54 65072 2023616 1346080 14.61 1339280 1837596 9052 07:43:01 5351168 7397144 2816244 34.48 68732 2129828 668948 7.26 694020 1905680 24472 Average: 5466545 7243365 2700867 33.07 56895 1882470 842534 9.14 791669 1711806 68205 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:40:01 ens3 438.16 267.54 1446.18 68.08 0.00 0.00 0.00 0.00 07:41:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 07:41:01 ens3 41.50 36.85 392.63 4.31 0.00 0.00 0.00 0.00 07:42:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 07:42:01 ens3 405.47 441.14 3141.14 72.47 0.00 0.00 0.00 0.00 07:43:01 lo 1.57 1.57 0.18 0.18 0.00 0.00 0.00 0.00 07:43:01 ens3 121.76 136.63 654.07 25.11 0.00 0.00 0.00 0.00 Average: lo 0.97 0.97 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 251.70 220.52 1408.42 42.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5506) 07/11/26 _x86_64_ (4 CPU) 07:38:49 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 21.67 0.00 1.65 3.28 1.07 72.32 07:40:01 0 31.42 0.00 1.53 4.30 1.23 61.52 07:40:01 1 24.06 0.00 1.88 2.78 1.08 70.19 07:40:01 2 20.56 0.00 2.00 4.82 1.11 71.50 07:40:01 3 10.59 0.00 1.24 1.22 0.85 86.10 07:41:01 all 19.54 0.00 1.17 1.46 0.78 77.05 07:41:01 0 4.93 0.00 0.78 5.23 0.40 88.66 07:41:01 1 49.47 0.00 2.37 0.53 1.68 45.95 07:41:01 2 22.79 0.00 1.43 0.10 0.87 74.81 07:41:01 3 0.80 0.00 0.08 0.00 0.17 98.95 07:42:01 all 42.78 0.00 2.04 1.76 2.61 50.81 07:42:01 0 45.51 0.00 1.15 2.86 2.45 48.03 07:42:01 1 36.89 0.00 1.37 0.67 2.29 58.79 07:42:01 2 47.36 0.00 2.37 2.77 2.84 44.66 07:42:01 3 41.33 0.00 3.29 0.73 2.85 51.80 07:43:01 all 24.72 0.00 1.15 0.69 1.11 72.33 07:43:01 0 28.37 0.00 0.93 1.95 1.15 67.60 07:43:01 1 23.89 0.00 1.11 0.23 1.21 73.54 07:43:01 2 30.63 0.00 1.25 0.13 1.08 66.90 07:43:01 3 15.96 0.00 1.33 0.45 1.00 81.26 Average: all 27.17 0.00 1.50 1.80 1.39 68.13 Average: 0 27.56 0.00 1.10 3.58 1.31 66.45 Average: 1 33.58 0.00 1.69 1.05 1.56 62.11 Average: 2 30.33 0.00 1.76 1.96 1.47 64.48 Average: 3 17.18 0.00 1.49 0.60 1.22 79.51