---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3202 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 7.7G 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 490 5226 0 2258 7201 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:bc:09:71 brd ff:ff:ff:ff:ff:ff inet 10.32.7.35/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:febc:971/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3202) 06/12/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 162.90 78.99 83.91 4629.12 40895.32 12:49:01 73.07 18.43 54.64 1329.78 9835.96 12:50:01 89.44 19.63 69.81 855.86 8665.49 12:51:01 31.77 3.30 28.47 132.36 5627.86 Average: 89.29 30.09 59.21 1736.83 16256.74 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5957484 7390944 2209936 27.06 37300 1575316 702400 7.62 611752 1433916 89528 12:49:01 5678616 7444440 2488804 30.47 58456 1867924 823996 8.94 568576 1718452 155932 12:50:01 5309964 7200828 2857456 34.99 65828 1980056 867512 9.41 879048 1763808 5416 12:51:01 5367064 7387648 2800356 34.29 68604 2105424 667336 7.24 757508 1826724 7456 Average: 5578282 7355965 2589138 31.70 57547 1882180 765311 8.30 704221 1685725 64583 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 481.79 283.67 1604.54 75.14 0.00 0.00 0.00 0.00 12:48:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 73.37 56.62 526.09 18.32 0.00 0.00 0.00 0.00 12:49:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 12:50:01 ens3 283.89 338.54 1340.09 54.00 0.00 0.00 0.00 0.00 12:50:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 108.66 106.95 273.08 614.87 0.00 0.00 0.00 0.00 12:51:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 236.93 196.45 935.95 190.60 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3202) 06/12/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 22.57 0.00 2.85 5.42 1.86 67.30 12:48:01 0 34.02 0.00 2.30 7.62 2.20 53.84 12:48:01 1 16.91 0.00 2.61 6.36 1.58 72.55 12:48:01 2 25.81 0.00 2.23 6.11 2.31 63.54 12:48:01 3 13.48 0.00 4.25 1.58 1.35 79.34 12:49:01 all 21.09 0.00 1.39 2.11 1.46 73.96 12:49:01 0 19.24 0.00 1.72 5.83 1.52 71.68 12:49:01 1 44.21 0.00 2.38 1.10 1.58 50.73 12:49:01 2 17.84 0.00 1.15 1.16 2.23 77.62 12:49:01 3 3.13 0.00 0.32 0.35 0.47 95.74 12:50:01 all 43.64 0.00 2.48 2.02 4.13 47.74 12:50:01 0 35.34 0.00 2.42 3.41 4.08 54.75 12:50:01 1 47.74 0.00 2.63 0.50 4.29 44.84 12:50:01 2 45.79 0.00 2.99 2.18 4.05 44.98 12:50:01 3 45.72 0.00 1.85 1.98 4.09 46.36 12:51:01 all 21.60 0.00 1.34 0.95 1.33 74.78 12:51:01 0 12.40 0.00 1.21 2.45 0.72 83.23 12:51:01 1 14.21 0.00 0.90 0.20 0.70 83.99 12:51:01 2 7.99 0.00 0.86 0.92 1.78 88.45 12:51:01 3 51.89 0.00 2.41 0.23 2.11 43.35 Average: all 27.24 0.00 2.01 2.62 2.20 65.93 Average: 0 25.28 0.00 1.92 4.83 2.14 65.84 Average: 1 30.79 0.00 2.13 2.04 2.04 63.00 Average: 2 24.33 0.00 1.80 2.59 2.59 68.69 Average: 3 28.60 0.00 2.20 1.04 2.01 66.15