---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5496 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 466 5062 0 2446 7222 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:33:86:69 brd ff:ff:ff:ff:ff:ff inet 10.32.6.29/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86065sec preferred_lft 86065sec inet6 fe80::f816:3eff:fe33:8669/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5496) 07/11/26 _x86_64_ (4 CPU) 05:14:57 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:01 158.44 71.70 86.74 4383.00 40874.67 05:17:01 73.17 19.60 53.57 1329.25 9859.69 05:18:01 53.66 16.35 37.31 942.91 9147.54 05:19:01 13.56 4.88 8.68 177.30 3469.02 05:20:01 29.23 1.27 27.96 99.05 7338.64 Average: 65.61 22.76 42.85 1386.30 14137.91 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:01 5993468 7434836 2173952 26.62 38308 1582156 692440 7.51 567188 1440412 100204 05:17:01 5688208 7447892 2479212 30.35 58160 1862656 823868 8.94 581680 1694304 152092 05:18:01 4808344 6803836 3359076 41.13 63936 2085776 1316208 14.28 1252216 1888324 95316 05:19:01 4722848 6768764 3444572 42.17 66280 2131720 1662768 18.04 1319684 1900480 40756 05:20:01 5189296 7398532 2978124 36.46 69956 2288616 689312 7.48 743920 2006536 26268 Average: 5280433 7170772 2886987 35.35 59328 1990185 1036919 11.25 892938 1786011 82927 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 05:16:01 ens3 474.67 256.36 1555.10 66.29 0.00 0.00 0.00 0.00 05:17:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 05:17:01 ens3 65.37 55.76 520.57 12.50 0.00 0.00 0.00 0.00 05:18:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 05:18:01 ens3 228.13 218.66 3109.33 27.47 0.00 0.00 0.00 0.00 05:19:01 lo 119.63 119.63 36.38 36.38 0.00 0.00 0.00 0.00 05:19:01 ens3 63.36 62.09 574.45 8.79 0.00 0.00 0.00 0.00 05:20:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 05:20:01 ens3 83.80 73.35 688.45 16.30 0.00 0.00 0.00 0.00 Average: lo 24.71 24.71 7.35 7.35 0.00 0.00 0.00 0.00 Average: ens3 183.07 133.24 1289.58 26.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5496) 07/11/26 _x86_64_ (4 CPU) 05:14:57 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:01 all 22.45 0.00 2.61 4.62 1.08 69.23 05:16:01 0 10.98 0.00 1.12 3.51 0.67 83.72 05:16:01 1 45.84 0.00 2.85 5.34 1.58 44.39 05:16:01 2 15.46 0.00 1.88 8.69 1.02 72.95 05:16:01 3 17.51 0.00 4.57 0.93 1.05 75.93 05:17:01 all 20.38 0.00 1.25 1.74 0.90 75.74 05:17:01 0 14.51 0.00 0.94 0.73 1.24 82.58 05:17:01 1 40.26 0.00 2.58 1.01 1.28 54.86 05:17:01 2 2.68 0.00 0.57 3.59 0.35 92.81 05:17:01 3 24.06 0.00 0.95 1.62 0.73 72.64 05:18:01 all 24.97 0.00 1.23 1.30 1.66 70.83 05:18:01 0 19.45 0.00 0.93 1.08 1.63 76.90 05:18:01 1 27.96 0.00 1.19 1.44 1.44 67.97 05:18:01 2 27.12 0.00 1.14 0.13 1.77 69.84 05:18:01 3 25.38 0.00 1.70 2.53 1.80 68.60 05:19:01 all 39.40 0.00 1.28 0.29 2.64 56.40 05:19:01 0 40.76 0.00 1.05 0.28 2.78 55.13 05:19:01 1 37.81 0.00 1.22 0.42 2.60 57.97 05:19:01 2 39.32 0.00 1.56 0.25 2.79 56.07 05:19:01 3 39.70 0.00 1.25 0.23 2.36 56.46 05:20:01 all 24.56 0.00 1.36 0.82 0.93 72.34 05:20:01 0 27.53 0.00 1.17 0.58 0.87 69.86 05:20:01 1 33.56 0.00 1.18 0.68 1.05 63.53 05:20:01 2 8.11 0.00 1.45 0.13 0.80 89.50 05:20:01 3 28.99 0.00 1.61 1.86 1.03 66.50 Average: all 26.35 0.00 1.55 1.75 1.44 68.91 Average: 0 22.65 0.00 1.04 1.24 1.44 73.63 Average: 1 37.09 0.00 1.80 1.78 1.59 57.74 Average: 2 18.54 0.00 1.32 2.56 1.35 76.23 Average: 3 27.14 0.00 2.01 1.43 1.39 68.02