---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10490 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 467 5298 0 2210 7226 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:9e:b2:91 brd ff:ff:ff:ff:ff:ff inet 10.32.7.42/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe9e:b291/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10490) 04/04/26 _x86_64_ (4 CPU) 07:38:56 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:03 161.12 80.02 81.10 4821.73 40556.28 07:41:01 65.31 12.93 52.38 273.97 8376.56 07:42:01 78.24 5.98 72.25 394.60 11600.60 07:43:01 28.91 0.83 28.08 87.19 3916.95 Average: 83.54 25.04 58.50 1403.60 16176.24 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:03 5998600 7414332 2168812 26.55 36404 1559400 701000 7.61 581628 1422792 84244 07:41:01 5672676 7322768 2494736 30.55 56636 1758036 838276 9.10 694528 1604072 128360 07:42:01 5132988 7009612 3034424 37.15 64116 1969124 990552 10.75 1044452 1775812 6404 07:43:01 5447792 7418208 2719620 33.30 68052 2057372 671260 7.28 673168 1830856 25272 Average: 5563014 7291230 2604398 31.89 56302 1835983 800272 8.68 748444 1658383 61070 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:03 ens3 391.98 213.32 1460.68 64.11 0.00 0.00 0.00 0.00 07:40:03 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 07:41:01 ens3 64.44 48.62 479.53 13.81 0.00 0.00 0.00 0.00 07:41:01 lo 1.24 1.24 0.12 0.12 0.00 0.00 0.00 0.00 07:42:01 ens3 443.81 461.94 3194.20 76.34 0.00 0.00 0.00 0.00 07:42:01 lo 1.60 1.60 0.18 0.18 0.00 0.00 0.00 0.00 07:43:01 ens3 96.10 97.70 409.80 24.48 0.00 0.00 0.00 0.00 07:43:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 250.62 206.70 1393.63 44.94 0.00 0.00 0.00 0.00 Average: lo 1.26 1.26 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10490) 04/04/26 _x86_64_ (4 CPU) 07:38:56 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:03 all 21.30 0.00 3.04 4.79 3.17 67.70 07:40:03 0 13.86 0.00 1.76 5.69 2.61 76.09 07:40:03 1 32.73 0.00 4.13 5.19 3.61 54.34 07:40:03 2 20.52 0.00 4.15 1.98 3.63 69.72 07:40:03 3 18.13 0.00 2.11 6.34 2.84 70.57 07:41:01 all 23.08 0.00 1.56 2.06 2.41 70.90 07:41:01 0 25.09 0.00 1.81 0.63 2.41 70.05 07:41:01 1 16.01 0.00 1.05 5.36 1.82 75.76 07:41:01 2 19.69 0.00 1.11 1.57 2.64 75.00 07:41:01 3 31.56 0.00 2.21 0.69 2.74 62.80 07:42:01 all 42.33 0.00 2.36 0.87 7.77 46.67 07:42:01 0 37.99 0.00 1.81 0.73 6.92 52.55 07:42:01 1 46.04 0.00 2.46 0.39 8.11 43.00 07:42:01 2 40.30 0.00 2.32 0.50 7.80 49.07 07:42:01 3 44.94 0.00 2.88 1.84 8.28 42.06 07:43:01 all 23.13 0.00 1.16 0.85 2.03 72.82 07:43:01 0 7.23 0.00 0.47 0.03 0.96 91.30 07:43:01 1 21.28 0.00 1.61 2.95 1.95 72.21 07:43:01 2 23.45 0.00 0.94 0.13 2.67 72.81 07:43:01 3 40.57 0.00 1.63 0.28 2.53 54.99 Average: all 27.56 0.00 2.03 2.14 3.88 64.39 Average: 0 21.09 0.00 1.46 1.78 3.25 72.42 Average: 1 29.20 0.00 2.32 3.44 3.91 61.13 Average: 2 26.09 0.00 2.14 1.04 4.21 66.52 Average: 3 33.88 0.00 2.21 2.30 4.13 57.49