---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2992 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 7.5G 12G 39% / 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 417 1439 0 2087 3265 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:41:c1:b8 brd ff:ff:ff:ff:ff:ff inet 10.32.6.154/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86174sec preferred_lft 86174sec inet6 fe80::f816:3eff:fe41:c1b8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2992) 01/06/24 _x86_64_ (4 CPU) 18:10:55 LINUX RESTART (4 CPU) 18:11:01 tps rtps wtps bread/s bwrtn/s 18:12:02 138.68 68.16 70.52 4600.57 42789.82 18:13:01 75.67 29.49 46.18 1650.03 8904.66 18:14:01 48.88 1.97 46.91 135.98 7255.46 Average: 87.81 33.22 54.58 2131.53 19710.00 18:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:12:02 1692576 3318208 2346068 58.09 48932 1730324 644360 12.67 641544 1527820 178608 18:13:01 1473016 3266236 2565628 63.53 59908 1879668 707492 13.91 674216 1700452 138484 18:14:01 1473636 3338028 2565008 63.51 64856 1943800 608000 11.95 635520 1734572 44328 Average: 1546409 3307491 2492235 61.71 57899 1851264 653284 12.84 650427 1654281 120473 18:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:12:02 ens3 412.48 268.19 1471.68 67.62 0.00 0.00 0.00 0.00 18:12:02 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 18:13:01 ens3 93.68 74.33 704.99 17.86 0.00 0.00 0.00 0.00 18:13:01 lo 1.49 1.49 0.15 0.15 0.00 0.00 0.00 0.00 18:14:01 ens3 171.95 187.40 861.91 38.18 0.00 0.00 0.00 0.00 18:14:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 226.78 177.21 1014.58 41.35 0.00 0.00 0.00 0.00 Average: lo 0.96 0.96 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2992) 01/06/24 _x86_64_ (4 CPU) 18:10:55 LINUX RESTART (4 CPU) 18:11:01 CPU %user %nice %system %iowait %steal %idle 18:12:02 all 21.38 0.00 2.46 3.67 0.07 72.43 18:12:02 0 30.27 0.00 2.42 6.77 0.08 60.45 18:12:02 1 27.41 0.00 2.56 1.17 0.07 68.79 18:12:02 2 15.68 0.00 2.10 1.55 0.07 80.60 18:12:02 3 12.14 0.00 2.76 5.17 0.05 79.88 18:13:01 all 19.44 0.00 1.16 1.73 0.05 77.62 18:13:01 0 11.09 0.00 1.05 4.31 0.03 83.51 18:13:01 1 31.74 0.00 1.80 1.61 0.07 64.78 18:13:01 2 22.87 0.00 1.03 0.15 0.07 75.87 18:13:01 3 12.03 0.00 0.77 0.85 0.03 86.32 18:14:01 all 18.22 0.00 0.85 0.76 0.06 80.12 18:14:01 0 18.61 0.00 0.55 1.59 0.05 79.20 18:14:01 1 11.69 0.00 0.79 1.25 0.05 86.22 18:14:01 2 10.01 0.00 0.55 0.00 0.05 89.39 18:14:01 3 32.56 0.00 1.50 0.17 0.08 65.68 Average: all 19.68 0.00 1.49 2.05 0.06 76.72 Average: 0 20.04 0.00 1.34 4.22 0.06 74.34 Average: 1 23.57 0.00 1.71 1.34 0.06 73.31 Average: 2 16.16 0.00 1.23 0.57 0.06 81.98 Average: 3 18.96 0.00 1.68 2.07 0.06 77.24