---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9239 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 464 5288 0 2223 7229 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:53:00:51 brd ff:ff:ff:ff:ff:ff inet 10.32.7.154/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe53:51/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9239) 08/26/26 _x86_64_ (4 CPU) 19:12:48 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 115.09 54.00 61.10 3548.15 5496.58 19:15:01 57.77 5.73 52.04 200.10 9956.07 19:16:01 77.91 12.89 65.02 506.55 10273.13 19:17:01 23.88 1.53 22.35 101.53 4418.79 Average: 68.66 18.54 50.12 1089.01 7535.90 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5984832 7432224 2182588 26.72 38540 1588208 689756 7.48 576120 1444656 101744 19:15:01 5699180 7482888 2468240 30.22 57232 1887304 610064 6.62 522372 1746796 204676 19:16:01 5384264 7365296 2783156 34.08 64132 2072920 719496 7.81 732344 1840604 114588 19:17:01 5413488 7403432 2753932 33.72 66000 2079544 675076 7.33 710036 1832396 10232 Average: 5620441 7420960 2546979 31.18 56476 1906994 673598 7.31 635218 1716113 107810 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 396.13 235.85 1508.16 66.41 0.00 0.00 0.00 0.00 19:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 71.94 63.81 847.38 12.44 0.00 0.00 0.00 0.00 19:15:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:16:01 ens3 239.40 231.07 1217.21 57.77 0.00 0.00 0.00 0.00 19:16:01 lo 1.50 1.50 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 57.00 53.05 30.09 516.88 0.00 0.00 0.00 0.00 19:17:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 191.11 145.94 900.65 163.41 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9239) 08/26/26 _x86_64_ (4 CPU) 19:12:48 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 23.45 0.00 1.93 3.38 1.18 70.07 19:14:01 0 21.13 0.00 2.25 6.36 1.17 69.09 19:14:01 1 18.68 0.00 1.41 2.56 0.87 76.48 19:14:01 2 46.22 0.00 2.77 1.52 1.80 47.69 19:14:01 3 7.78 0.00 1.30 3.07 0.85 87.00 19:15:01 all 20.84 0.00 1.36 1.86 1.46 74.49 19:15:01 0 29.08 0.00 1.67 0.43 1.08 67.73 19:15:01 1 14.52 0.00 0.70 5.63 1.00 78.15 19:15:01 2 28.04 0.00 2.19 0.28 1.81 67.68 19:15:01 3 11.79 0.00 0.84 1.05 1.98 84.34 19:16:01 all 38.53 0.00 1.92 1.40 3.79 54.37 19:16:01 0 32.62 0.00 1.64 0.79 3.27 61.67 19:16:01 1 40.02 0.00 1.83 1.55 4.06 52.53 19:16:01 2 50.81 0.00 2.42 0.92 4.31 41.53 19:16:01 3 30.56 0.00 1.84 2.32 3.48 61.80 19:17:01 all 20.15 0.00 1.07 1.03 1.47 76.28 19:17:01 0 17.29 0.00 1.44 0.12 1.52 79.64 19:17:01 1 39.33 0.00 1.15 0.58 1.61 57.34 19:17:01 2 14.42 0.00 0.72 0.15 1.94 82.76 19:17:01 3 9.61 0.00 0.96 3.32 0.83 85.27 Average: all 25.75 0.00 1.57 1.91 1.98 68.79 Average: 0 25.03 0.00 1.75 1.92 1.76 69.54 Average: 1 28.16 0.00 1.27 2.58 1.89 66.10 Average: 2 34.85 0.00 2.02 0.72 2.47 59.94 Average: 3 14.94 0.00 1.24 2.44 1.79 79.60