---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10510 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 472 5239 0 2263 7223 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:9b:92:04 brd ff:ff:ff:ff:ff:ff inet 10.32.7.74/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fe9b:9204/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10510) 04/04/26 _x86_64_ (4 CPU) 10:41:57 LINUX RESTART (4 CPU) 10:42:01 tps rtps wtps bread/s bwrtn/s 10:43:01 158.81 84.17 74.64 4922.63 39850.87 10:44:01 62.31 5.58 56.72 175.97 9598.00 10:45:01 96.93 32.81 64.13 1972.68 12811.33 10:46:01 26.15 0.68 25.46 77.72 3891.22 Average: 86.05 30.81 55.24 1787.39 16538.67 10:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:01 6066956 7444732 2100456 25.72 35088 1523764 667924 7.25 552696 1387700 62328 10:44:01 5828212 7476580 2339200 28.64 55624 1757988 605128 6.57 528220 1619380 123648 10:45:01 5408052 7425224 2759360 33.78 63480 2110988 652956 7.09 678404 1872540 81228 10:46:01 5385580 7413236 2781832 34.06 65780 2118996 661836 7.18 697692 1874712 9548 Average: 5672200 7439943 2495212 30.55 54993 1877934 646961 7.02 614253 1688583 69188 10:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:01 ens3 336.67 173.31 1137.28 60.46 0.00 0.00 0.00 0.00 10:43:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 10:44:01 ens3 62.81 47.94 749.14 6.46 0.00 0.00 0.00 0.00 10:44:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 10:45:01 ens3 365.28 366.56 3713.11 63.46 0.00 0.00 0.00 0.00 10:45:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 10:46:01 ens3 13.05 12.63 11.69 6.12 0.00 0.00 0.00 0.00 10:46:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 194.46 150.12 1402.89 34.13 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 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-10510) 04/04/26 _x86_64_ (4 CPU) 10:41:57 LINUX RESTART (4 CPU) 10:42:01 CPU %user %nice %system %iowait %steal %idle 10:43:01 all 21.51 0.00 3.09 5.71 4.48 65.21 10:43:01 0 18.47 0.00 2.71 7.48 4.24 67.10 10:43:01 1 13.28 0.00 4.39 5.86 4.44 72.04 10:43:01 2 30.22 0.00 3.10 4.28 5.07 57.33 10:43:01 3 24.11 0.00 2.21 5.21 4.18 64.29 10:44:01 all 20.11 0.00 1.31 2.14 2.04 74.40 10:44:01 0 15.30 0.00 0.85 1.13 1.58 81.15 10:44:01 1 18.79 0.00 1.04 1.79 2.05 76.32 10:44:01 2 25.84 0.00 1.73 4.81 2.86 64.76 10:44:01 3 20.48 0.00 1.56 0.81 1.68 75.47 10:45:01 all 35.52 0.00 2.20 1.66 7.18 53.44 10:45:01 0 31.68 0.00 2.26 2.29 6.98 56.79 10:45:01 1 39.38 0.00 1.27 0.58 6.16 52.62 10:45:01 2 37.99 0.00 3.19 2.16 8.29 48.37 10:45:01 3 33.04 0.00 2.12 1.60 7.25 55.98 10:46:01 all 20.07 0.00 0.91 1.03 1.57 76.43 10:46:01 0 25.06 0.00 0.90 1.11 1.96 70.97 10:46:01 1 37.67 0.00 1.18 0.20 2.44 58.51 10:46:01 2 12.53 0.00 0.96 2.74 1.33 82.44 10:46:01 3 4.98 0.00 0.57 0.07 0.55 93.84 Average: all 24.34 0.00 1.88 2.64 3.83 67.31 Average: 0 22.65 0.00 1.68 3.01 3.70 68.95 Average: 1 27.26 0.00 1.97 2.11 3.78 64.87 Average: 2 26.71 0.00 2.25 3.49 4.41 63.14 Average: 3 20.72 0.00 1.62 1.93 3.44 72.30