---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5291 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 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 557 1195 0 2190 3121 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:c1:b8:fd brd ff:ff:ff:ff:ff:ff inet 10.32.7.203/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86180sec preferred_lft 86180sec inet6 fe80::f816:3eff:fec1:b8fd/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-5291) 03/23/24 _x86_64_ (4 CPU) 07:38:46 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:01 90.28 36.86 53.42 1697.18 6061.92 07:41:01 102.08 17.73 84.35 629.23 13705.05 07:42:01 30.46 2.50 27.96 139.04 5686.12 Average: 74.28 19.03 55.25 821.82 8484.36 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 1791244 3388832 2247400 55.65 50204 1702752 570240 11.21 533032 1541692 160744 07:41:01 1090572 2935348 2948072 73.00 63056 1924408 940540 18.49 1036836 1711088 8076 07:42:01 1253088 3223300 2785556 68.97 66664 2043612 672452 13.22 814420 1766424 26148 Average: 1378301 3182493 2660343 65.87 59975 1890257 727744 14.31 794763 1673068 64989 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 07:40:01 ens3 91.30 82.42 974.76 17.44 0.00 0.00 0.00 0.00 07:41:01 lo 2.45 2.45 0.27 0.27 0.00 0.00 0.00 0.00 07:41:01 ens3 447.93 481.49 2469.89 86.24 0.00 0.00 0.00 0.00 07:42:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 07:42:01 ens3 436.43 312.73 1002.62 133.86 0.00 0.00 0.00 0.00 Average: lo 1.37 1.37 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 325.22 292.21 1482.43 79.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5291) 03/23/24 _x86_64_ (4 CPU) 07:38:46 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 20.82 0.00 1.42 2.49 0.05 75.22 07:40:01 0 25.99 0.00 1.58 1.65 0.07 70.71 07:40:01 1 15.93 0.00 1.28 0.30 0.03 82.45 07:40:01 2 24.58 0.00 1.59 7.60 0.07 66.16 07:40:01 3 16.82 0.00 1.17 0.46 0.05 81.49 07:41:01 all 39.49 0.00 1.71 1.06 0.10 57.63 07:41:01 0 55.85 0.00 2.44 1.55 0.12 40.04 07:41:01 1 37.37 0.00 1.77 0.23 0.08 60.54 07:41:01 2 34.84 0.00 1.41 1.00 0.10 62.65 07:41:01 3 29.91 0.00 1.25 1.46 0.08 67.30 07:42:01 all 25.53 0.00 1.14 0.52 0.07 72.74 07:42:01 0 28.70 0.00 1.56 0.03 0.07 69.64 07:42:01 1 17.30 0.00 0.79 0.40 0.05 81.46 07:42:01 2 35.67 0.00 1.41 0.07 0.10 62.75 07:42:01 3 20.48 0.00 0.80 1.57 0.07 77.08 Average: all 28.61 0.00 1.42 1.36 0.07 68.54 Average: 0 36.84 0.00 1.86 1.08 0.08 60.14 Average: 1 23.52 0.00 1.28 0.31 0.06 74.83 Average: 2 31.70 0.00 1.47 2.89 0.09 63.85 Average: 3 22.40 0.00 1.07 1.16 0.07 75.30