---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2167 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 7.9G 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 465 4995 0 2514 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:32:73:86 brd ff:ff:ff:ff:ff:ff inet 10.32.6.185/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fe32:7386/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2167) 11/07/26 _x86_64_ (4 CPU) 16:36:54 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:02 157.04 55.51 101.53 3617.40 43292.27 16:39:01 104.78 37.53 67.25 2294.14 14627.45 16:40:01 26.68 10.21 16.46 775.47 6722.21 16:41:01 36.03 1.53 34.49 95.32 8285.82 Average: 81.03 26.15 54.88 1693.10 18246.86 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:02 5873748 7456960 2293664 28.08 49640 1703812 643956 6.99 529644 1581296 201124 16:39:01 5332680 7278648 2834732 34.71 62020 2040832 828788 8.99 750128 1874004 96988 16:40:01 4163372 6233168 4004040 49.02 65192 2156984 1763364 19.13 1830248 1947416 788 16:41:01 5111116 7389628 3056296 37.42 71380 2355124 684752 7.43 762220 2065240 8812 Average: 5120229 7089601 3047183 37.31 62058 2064188 980215 10.64 968060 1866989 76928 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:02 ens3 376.74 234.28 1820.15 65.74 0.00 0.00 0.00 0.00 16:38:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 16:39:01 ens3 152.63 142.16 2393.41 24.66 0.00 0.00 0.00 0.00 16:39:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 16:40:01 ens3 88.20 89.69 1449.41 14.10 0.00 0.00 0.00 0.00 16:40:01 lo 93.33 93.33 34.52 34.52 0.00 0.00 0.00 0.00 16:41:01 ens3 96.75 96.58 1251.56 22.17 0.00 0.00 0.00 0.00 16:41:01 lo 27.68 27.68 1.96 1.96 0.00 0.00 0.00 0.00 Average: ens3 178.69 140.67 1725.88 31.70 0.00 0.00 0.00 0.00 Average: lo 30.91 30.91 9.21 9.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2167) 11/07/26 _x86_64_ (4 CPU) 16:36:54 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:02 all 21.14 0.00 1.85 5.06 0.06 71.90 16:38:02 0 18.41 0.00 1.48 0.34 0.05 79.73 16:38:02 1 27.09 0.00 2.07 9.16 0.07 61.62 16:38:02 2 19.16 0.00 1.72 5.13 0.07 73.92 16:38:02 3 19.88 0.00 2.09 5.58 0.07 72.39 16:39:01 all 16.83 0.00 0.96 1.96 0.06 80.20 16:39:01 0 25.62 0.00 1.22 0.73 0.07 72.36 16:39:01 1 12.30 0.00 0.75 3.69 0.05 83.21 16:39:01 2 11.43 0.00 1.00 3.28 0.05 84.23 16:39:01 3 17.96 0.00 0.87 0.15 0.05 80.97 16:40:01 all 37.51 0.00 1.16 0.42 0.10 60.82 16:40:01 0 36.65 0.00 1.29 0.13 0.10 61.83 16:40:01 1 40.88 0.00 0.82 1.12 0.10 57.08 16:40:01 2 36.85 0.00 1.12 0.13 0.08 61.81 16:40:01 3 35.64 0.00 1.39 0.28 0.08 62.60 16:41:01 all 24.40 0.00 1.32 1.08 0.06 73.14 16:41:01 0 32.02 0.00 1.52 0.12 0.07 66.28 16:41:01 1 7.66 0.00 0.98 3.50 0.03 87.82 16:41:01 2 23.34 0.00 1.12 0.62 0.07 74.86 16:41:01 3 34.59 0.00 1.69 0.08 0.10 63.53 Average: all 25.00 0.00 1.32 2.13 0.07 71.48 Average: 0 28.20 0.00 1.38 0.33 0.07 70.03 Average: 1 22.02 0.00 1.16 4.37 0.06 72.39 Average: 2 22.75 0.00 1.24 2.28 0.07 73.66 Average: 3 27.05 0.00 1.51 1.53 0.08 69.83