---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2478 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 421 1367 0 2154 3259 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:de:d8:43 brd ff:ff:ff:ff:ff:ff inet 10.32.7.199/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86191sec preferred_lft 86191sec inet6 fe80::f816:3eff:fede:d843/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2478) 12/31/23 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 137.33 67.82 69.51 4584.70 41932.76 19:15:01 84.09 16.81 67.27 631.09 10882.45 19:16:01 56.47 2.12 54.36 86.52 10745.28 Average: 92.63 28.92 63.71 1767.44 21186.83 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 1719204 3325644 2319440 57.43 47612 1713428 641892 12.62 630924 1514132 185048 19:15:01 1124216 2940248 2914428 72.16 60800 1899240 1013340 19.92 1018644 1698644 143212 19:16:01 1393864 3331420 2644780 65.49 66224 2013488 612116 12.03 690744 1754036 4600 Average: 1412428 3199104 2626216 65.03 58212 1875385 755783 14.86 780104 1655604 110953 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:01 ens3 305.82 200.23 1332.65 59.23 0.00 0.00 0.00 0.00 19:15:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:15:01 ens3 272.34 285.70 1726.91 55.55 0.00 0.00 0.00 0.00 19:16:01 lo 1.87 1.87 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 96.25 106.38 253.94 533.47 0.00 0.00 0.00 0.00 Average: lo 1.46 1.46 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 224.80 197.44 1104.50 216.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2478) 12/31/23 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 18.64 0.00 2.19 4.22 0.05 74.91 19:14:01 0 39.82 0.00 2.75 1.09 0.07 56.28 19:14:01 1 18.23 0.00 2.26 5.64 0.05 73.83 19:14:01 2 5.70 0.00 1.45 7.50 0.05 85.30 19:14:01 3 10.68 0.00 2.26 2.68 0.03 84.34 19:15:01 all 30.50 0.00 1.66 1.73 0.07 66.04 19:15:01 0 48.62 0.00 2.35 0.75 0.08 48.19 19:15:01 1 32.92 0.00 1.65 1.27 0.07 64.10 19:15:01 2 17.26 0.00 1.12 4.53 0.08 77.00 19:15:01 3 23.09 0.00 1.55 0.40 0.03 74.92 19:16:01 all 21.43 0.00 1.01 1.37 0.05 76.14 19:16:01 0 20.82 0.00 0.62 0.08 0.05 78.43 19:16:01 1 17.04 0.00 1.10 2.07 0.05 79.74 19:16:01 2 23.35 0.00 0.92 3.04 0.05 72.64 19:16:01 3 24.55 0.00 1.37 0.25 0.05 73.77 Average: all 23.53 0.00 1.62 2.44 0.06 72.36 Average: 0 36.42 0.00 1.91 0.64 0.07 60.97 Average: 1 22.74 0.00 1.67 2.99 0.06 72.55 Average: 2 15.45 0.00 1.16 5.02 0.06 78.30 Average: 3 19.45 0.00 1.73 1.11 0.04 77.67