---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5098 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 7.6G 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 476 5336 0 2163 7219 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:d8:ed:ff brd ff:ff:ff:ff:ff:ff inet 10.32.6.170/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fed8:edff/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-5098) 07/05/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 145.96 70.80 75.15 4374.60 39437.44 19:15:01 58.66 2.23 56.43 39.32 9549.75 19:16:01 87.54 18.35 69.19 663.49 10142.98 19:17:01 25.53 3.08 22.45 125.98 4311.55 Average: 79.42 23.62 55.81 1300.80 15860.17 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6091420 7441912 2075992 25.42 32308 1501360 668144 7.25 554320 1365768 45088 19:15:01 5829524 7421396 2337888 28.62 51604 1710652 681500 7.39 585716 1572244 60936 19:16:01 5221232 7036336 2946180 36.07 62724 1910332 995048 10.80 1013432 1725076 5208 19:17:01 5487552 7418092 2679860 32.81 65028 2022208 665552 7.22 688660 1781672 28260 Average: 5657432 7329434 2509980 30.73 52916 1786138 752561 8.17 710532 1611190 34873 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 19:14:01 ens3 496.87 266.46 1087.94 67.54 0.00 0.00 0.00 0.00 19:15:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 19:15:01 ens3 72.76 59.48 818.61 6.59 0.00 0.00 0.00 0.00 19:16:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 19:16:01 ens3 253.27 254.79 1277.04 48.20 0.00 0.00 0.00 0.00 19:17:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 19:17:01 ens3 95.78 88.74 186.24 537.76 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 229.66 167.36 842.46 165.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5098) 07/05/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 17.97 0.00 2.53 4.20 1.24 74.05 19:14:01 0 19.11 0.00 4.63 3.53 1.47 71.26 19:14:01 1 11.80 0.00 1.70 5.42 1.05 80.02 19:14:01 2 23.27 0.00 1.96 1.63 1.40 71.74 19:14:01 3 17.72 0.00 1.80 6.24 1.05 73.19 19:15:01 all 18.19 0.00 1.06 1.50 0.78 78.46 19:15:01 0 24.79 0.00 0.98 3.06 1.03 70.14 19:15:01 1 9.65 0.00 0.46 0.05 0.35 89.49 19:15:01 2 35.98 0.00 2.38 2.20 1.20 58.23 19:15:01 3 2.41 0.00 0.45 0.70 0.55 95.89 19:16:01 all 41.10 0.00 1.98 1.88 2.84 52.19 19:16:01 0 34.14 0.00 1.68 1.33 2.63 60.22 19:16:01 1 34.27 0.00 1.08 0.75 2.51 61.40 19:16:01 2 58.73 0.00 3.40 2.83 3.36 31.68 19:16:01 3 37.27 0.00 1.80 2.63 2.86 55.44 19:17:01 all 18.11 0.00 1.09 0.72 0.80 79.28 19:17:01 0 28.52 0.00 1.06 0.05 1.25 69.12 19:17:01 1 9.61 0.00 0.85 0.22 0.46 88.86 19:17:01 2 32.16 0.00 1.63 1.50 1.23 63.47 19:17:01 3 2.17 0.00 0.78 1.12 0.23 95.70 Average: all 23.85 0.00 1.67 2.08 1.42 71.00 Average: 0 26.64 0.00 2.09 1.99 1.59 67.68 Average: 1 16.33 0.00 1.02 1.60 1.09 79.96 Average: 2 37.54 0.00 2.34 2.04 1.80 56.28 Average: 3 14.90 0.00 1.21 2.67 1.17 80.05