---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4721 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 7.5G 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 420 1364 0 2159 3262 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:2c:fe:a9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.166/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86183sec preferred_lft 86183sec inet6 fe80::f816:3eff:fe2c:fea9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4721) 03/16/24 _x86_64_ (4 CPU) 12:27:45 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:01 82.80 38.26 44.54 1786.50 5919.01 12:30:01 94.55 32.06 62.49 1965.54 10315.21 12:31:01 53.51 6.15 47.36 224.10 7295.58 Average: 76.95 25.49 51.46 1325.38 7843.27 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:01 1838484 3396852 2200160 54.48 48296 1665288 553124 10.87 519916 1506688 135040 12:30:01 1160364 2982212 2878280 71.27 59920 1907848 987300 19.41 963468 1721460 87448 12:31:01 1460236 3402348 2578408 63.84 64468 2020728 526456 10.35 619164 1759676 26188 Average: 1486361 3260471 2552283 63.20 57561 1864621 688960 13.54 700849 1662608 82892 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 12:29:01 ens3 103.53 86.94 822.48 24.57 0.00 0.00 0.00 0.00 12:30:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 12:30:01 ens3 254.71 252.97 1743.35 48.38 0.00 0.00 0.00 0.00 12:31:01 lo 1.03 1.03 0.10 0.10 0.00 0.00 0.00 0.00 12:31:01 ens3 176.65 186.25 564.52 39.50 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 178.30 175.39 1043.45 37.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4721) 03/16/24 _x86_64_ (4 CPU) 12:27:45 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:01 all 22.23 0.00 1.55 2.14 0.15 73.93 12:29:01 0 25.47 0.00 1.70 1.37 0.17 71.30 12:29:01 1 9.68 0.00 1.13 0.50 0.12 88.58 12:29:01 2 27.13 0.00 2.07 0.42 0.15 70.24 12:29:01 3 26.69 0.00 1.32 6.28 0.18 65.53 12:30:01 all 30.58 0.00 1.58 1.81 0.21 65.81 12:30:01 0 22.45 0.00 1.04 2.25 0.18 74.07 12:30:01 1 26.96 0.00 1.32 0.45 0.20 71.07 12:30:01 2 50.81 0.00 3.00 1.27 0.28 44.63 12:30:01 3 22.16 0.00 0.97 3.25 0.15 73.47 12:31:01 all 28.12 0.00 1.25 0.99 0.17 69.47 12:31:01 0 43.01 0.00 1.20 1.27 0.22 54.30 12:31:01 1 22.39 0.00 1.62 0.18 0.18 75.63 12:31:01 2 29.45 0.00 1.17 0.52 0.18 68.68 12:31:01 3 17.67 0.00 0.97 1.99 0.10 79.27 Average: all 26.97 0.00 1.46 1.65 0.18 69.74 Average: 0 30.30 0.00 1.31 1.63 0.19 66.56 Average: 1 19.66 0.00 1.36 0.38 0.17 78.43 Average: 2 35.78 0.00 2.08 0.74 0.21 61.20 Average: 3 22.17 0.00 1.09 3.84 0.14 72.76