---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-90 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 478 5313 0 2183 7216 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:13:3b:3f brd ff:ff:ff:ff:ff:ff inet 10.32.7.222/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe13:3b3f/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-90) 05/05/26 _x86_64_ (4 CPU) 14:54:49 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 116.93 54.07 62.86 3563.35 5574.69 14:57:01 85.45 30.11 55.34 1688.25 9533.21 14:58:01 65.81 8.70 57.11 508.72 7262.52 14:59:01 28.18 3.47 24.71 132.78 4982.10 Average: 74.09 24.09 50.01 1473.36 6838.08 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5926892 7400256 2240528 27.43 39652 1611288 712600 7.73 613268 1460316 129396 14:57:01 5578612 7292512 2588808 31.70 58720 1818308 808432 8.77 729612 1662076 102944 14:58:01 5463456 7401432 2703964 33.11 65436 2029864 682044 7.40 737260 1758896 118080 14:59:01 5471364 7419164 2696056 33.01 67748 2036776 662828 7.19 728168 1758536 9380 Average: 5610081 7378341 2557339 31.31 57889 1874059 716476 7.77 702077 1659956 89950 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 443.40 259.88 1527.49 68.57 0.00 0.00 0.00 0.00 14:56:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:57:01 ens3 107.23 107.97 534.01 24.01 0.00 0.00 0.00 0.00 14:57:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 14:58:01 ens3 273.59 311.66 1463.99 53.40 0.00 0.00 0.00 0.00 14:58:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 14:59:01 ens3 53.26 62.72 28.64 609.72 0.00 0.00 0.00 0.00 14:59:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 219.38 185.56 888.56 188.92 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 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-90) 05/05/26 _x86_64_ (4 CPU) 14:54:49 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 23.99 0.00 1.86 3.31 1.25 69.60 14:56:01 0 22.01 0.00 1.75 2.23 1.17 72.84 14:56:01 1 12.13 0.00 1.31 4.06 1.06 81.43 14:56:01 2 37.48 0.00 2.83 6.12 1.60 51.97 14:56:01 3 24.40 0.00 1.55 0.80 1.13 72.11 14:57:01 all 26.46 0.00 1.77 1.73 1.63 68.41 14:57:01 0 25.30 0.00 1.51 0.15 2.02 71.02 14:57:01 1 36.33 0.00 1.78 0.73 1.53 59.62 14:57:01 2 16.31 0.00 2.08 3.99 1.53 76.09 14:57:01 3 27.94 0.00 1.70 2.05 1.47 66.84 14:58:01 all 42.66 0.00 2.71 0.80 3.10 50.73 14:58:01 0 32.18 0.00 1.85 0.45 2.76 62.75 14:58:01 1 39.10 0.00 2.03 0.83 3.04 55.00 14:58:01 2 52.20 0.00 4.37 1.53 3.85 38.05 14:58:01 3 47.22 0.00 2.60 0.40 2.73 47.05 14:59:01 all 21.13 0.00 1.13 0.70 0.87 76.17 14:59:01 0 30.95 0.00 1.37 0.73 1.08 65.87 14:59:01 1 3.13 0.00 0.43 0.60 0.43 95.41 14:59:01 2 47.47 0.00 2.22 1.48 1.45 47.37 14:59:01 3 3.04 0.00 0.48 0.00 0.52 95.96 Average: all 28.57 0.00 1.87 1.63 1.71 66.22 Average: 0 27.62 0.00 1.62 0.89 1.76 68.12 Average: 1 22.67 0.00 1.39 1.56 1.52 72.87 Average: 2 38.36 0.00 2.87 3.28 2.11 53.37 Average: 3 25.63 0.00 1.58 0.81 1.46 70.51