---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-92 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 7.6G 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 482 5316 0 2176 7213 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:39:f6:96 brd ff:ff:ff:ff:ff:ff inet 10.32.7.14/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fe39:f696/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-92) 04/09/26 _x86_64_ (4 CPU) 14:54:58 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 182.57 96.42 86.15 5164.07 40978.65 14:57:01 89.52 30.18 59.33 1703.73 9061.60 14:58:01 69.76 8.71 61.05 508.76 7316.63 14:59:01 25.89 3.47 22.43 131.96 4843.45 Average: 91.93 34.69 57.24 1877.01 15549.56 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5960716 7386520 2206704 27.02 37344 1568408 727352 7.89 613720 1428768 85964 14:57:01 5546592 7252208 2620828 32.09 58140 1811272 841260 9.13 767940 1655588 96768 14:58:01 5424316 7357440 2743104 33.59 65480 2025256 719348 7.81 779552 1754364 114720 14:59:01 5459908 7401068 2707512 33.15 67708 2030448 668276 7.25 744180 1752840 8544 Average: 5597883 7349309 2569537 31.46 57168 1858846 739059 8.02 726348 1647890 76499 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 450.07 266.92 1552.70 69.04 0.00 0.00 0.00 0.00 14:56:01 lo 2.07 2.07 0.18 0.18 0.00 0.00 0.00 0.00 14:57:01 ens3 93.67 93.58 509.89 21.98 0.00 0.00 0.00 0.00 14:57:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 14:58:01 ens3 325.26 349.65 1489.52 60.04 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 14:59:01 ens3 61.86 68.58 35.29 600.61 0.00 0.00 0.00 0.00 14:59:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 232.72 194.69 896.85 187.94 0.00 0.00 0.00 0.00 Average: lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-92) 04/09/26 _x86_64_ (4 CPU) 14:54:58 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 22.18 0.00 2.81 5.92 1.31 67.78 14:56:01 0 27.41 0.00 2.56 3.18 1.38 65.47 14:56:01 1 19.91 0.00 1.45 6.31 1.35 70.99 14:56:01 2 11.93 0.00 1.80 4.17 1.00 81.10 14:56:01 3 29.43 0.00 5.45 10.03 1.48 53.61 14:57:01 all 26.27 0.00 1.65 1.73 1.44 68.91 14:57:01 0 20.39 0.00 1.41 1.51 1.35 75.34 14:57:01 1 45.18 0.00 1.82 0.77 1.85 50.39 14:57:01 2 30.58 0.00 2.23 1.01 1.81 64.37 14:57:01 3 8.90 0.00 1.17 3.64 0.77 85.53 14:58:01 all 42.44 0.00 2.24 0.94 2.79 51.58 14:58:01 0 33.17 0.00 1.72 0.15 2.38 62.59 14:58:01 1 41.70 0.00 1.98 0.42 2.92 52.99 14:58:01 2 59.54 0.00 2.65 0.56 3.36 33.89 14:58:01 3 35.37 0.00 2.62 2.69 2.49 56.84 14:59:01 all 21.27 0.00 0.98 0.62 0.84 76.28 14:59:01 0 8.68 0.00 0.65 0.23 0.37 90.07 14:59:01 1 19.44 0.00 0.80 0.12 1.05 78.59 14:59:01 2 22.83 0.00 1.10 0.02 0.83 75.22 14:59:01 3 34.20 0.00 1.37 2.10 1.12 61.22 Average: all 28.06 0.00 1.92 2.30 1.60 66.12 Average: 0 22.42 0.00 1.59 1.27 1.37 73.36 Average: 1 31.56 0.00 1.51 1.90 1.79 63.24 Average: 2 31.27 0.00 1.95 1.44 1.76 63.58 Average: 3 26.99 0.00 2.65 4.61 1.46 64.28