---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1519 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 7.7G 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 412 1192 0 2338 3264 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:85:37:b3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.62/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86037sec preferred_lft 86037sec inet6 fe80::f816:3eff:fe85:37b3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1519) 08/03/24 _x86_64_ (4 CPU) 11:46:49 LINUX RESTART (4 CPU) 11:47:01 tps rtps wtps bread/s bwrtn/s 11:48:01 146.57 62.06 84.51 4384.01 8663.51 11:49:01 78.75 29.11 49.64 1624.93 9256.46 11:50:01 9.47 0.03 9.43 0.27 465.79 11:51:01 48.94 11.50 37.44 835.33 4351.27 11:52:01 19.00 0.28 18.71 9.07 1548.14 Average: 60.55 20.60 39.95 1370.82 4857.16 11:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:48:01 1802192 3401268 2236452 55.38 51592 1702696 582432 11.45 527296 1537056 144472 11:49:01 1453240 3210372 2585404 64.02 58268 1846464 774216 15.22 732932 1665624 5312 11:50:01 1439852 3203900 2598792 64.35 60232 1850576 782156 15.37 741176 1668956 1696 11:51:01 528176 2443220 3510468 86.92 64172 1992692 1473016 28.96 1571856 1736212 6488 11:52:01 714588 2728620 3324056 82.31 65944 2087108 1148484 22.58 1328328 1788036 64344 Average: 1187610 2997476 2851034 70.59 60042 1895907 952061 18.71 980318 1679177 44462 11:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:48:01 ens3 393.07 251.20 1688.55 72.52 0.00 0.00 0.00 0.00 11:48:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 11:49:01 ens3 124.56 124.21 668.80 25.25 0.00 0.00 0.00 0.00 11:49:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 11:50:01 ens3 56.89 83.29 58.94 13.52 0.00 0.00 0.00 0.00 11:50:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:51:01 ens3 372.57 402.60 1884.71 65.84 0.00 0.00 0.00 0.00 11:51:01 lo 0.87 0.87 0.07 0.07 0.00 0.00 0.00 0.00 11:52:01 ens3 190.60 167.47 558.65 35.59 0.00 0.00 0.00 0.00 11:52:01 lo 1145.86 1145.86 409.90 409.90 0.00 0.00 0.00 0.00 Average: ens3 227.54 205.76 971.95 42.54 0.00 0.00 0.00 0.00 Average: lo 229.87 229.87 82.04 82.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1519) 08/03/24 _x86_64_ (4 CPU) 11:46:49 LINUX RESTART (4 CPU) 11:47:01 CPU %user %nice %system %iowait %steal %idle 11:48:01 all 20.67 0.00 1.88 4.29 0.05 73.10 11:48:01 0 5.86 0.00 1.24 6.06 0.05 86.79 11:48:01 1 37.89 0.00 2.80 1.87 0.07 57.37 11:48:01 2 13.12 0.00 1.54 7.71 0.05 77.58 11:48:01 3 25.78 0.00 1.94 1.51 0.05 70.72 11:49:01 all 13.43 0.00 0.68 1.36 0.05 84.49 11:49:01 0 9.17 0.00 0.66 2.31 0.03 87.83 11:49:01 1 12.05 0.00 0.50 0.98 0.03 86.44 11:49:01 2 7.78 0.00 0.33 1.55 0.03 90.30 11:49:01 3 24.79 0.00 1.20 0.57 0.05 73.39 11:50:01 all 3.52 0.00 0.18 0.05 0.03 96.24 11:50:01 0 7.96 0.00 0.55 0.05 0.05 91.39 11:50:01 1 1.25 0.00 0.05 0.00 0.02 98.68 11:50:01 2 0.13 0.00 0.05 0.13 0.02 99.67 11:50:01 3 4.76 0.00 0.08 0.00 0.03 95.13 11:51:01 all 34.70 0.00 1.11 0.38 0.07 63.74 11:51:01 0 34.76 0.00 1.19 0.29 0.07 63.69 11:51:01 1 36.51 0.00 1.09 0.59 0.07 61.75 11:51:01 2 29.60 0.00 1.23 0.58 0.07 68.52 11:51:01 3 38.00 0.00 0.89 0.05 0.08 60.98 11:52:01 all 54.34 0.00 3.59 0.13 0.11 41.82 11:52:01 0 51.63 0.00 3.34 0.07 0.10 44.86 11:52:01 1 56.21 0.00 3.43 0.44 0.10 39.82 11:52:01 2 56.56 0.00 3.79 0.00 0.12 39.52 11:52:01 3 52.93 0.00 3.84 0.02 0.10 43.11 Average: all 25.21 0.00 1.48 1.24 0.06 72.01 Average: 0 21.73 0.00 1.39 1.76 0.06 75.06 Average: 1 28.67 0.00 1.57 0.78 0.06 68.93 Average: 2 21.28 0.00 1.38 2.00 0.06 75.28 Average: 3 29.14 0.00 1.58 0.43 0.06 68.78