---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2872 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.8G 12G 41% / 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 5163 0 2335 7215 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:c7:fd:95 brd ff:ff:ff:ff:ff:ff inet 10.32.7.162/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86035sec preferred_lft 86035sec inet6 fe80::f816:3eff:fec7:fd95/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2872) 01/10/26 _x86_64_ (4 CPU) 02:56:54 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 144.29 61.62 82.67 4156.11 40499.53 02:59:01 70.49 12.69 57.80 269.42 9713.98 03:00:01 29.73 0.02 29.71 0.13 5857.29 03:01:01 11.96 0.00 11.96 0.00 3580.54 03:02:01 53.32 0.97 52.36 89.05 9171.40 Average: 61.93 15.07 46.86 904.99 13777.48 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 5936172 7361960 2231240 27.32 37128 1568532 732732 7.95 635352 1427204 87216 02:59:01 5631968 7291320 2535444 31.04 57048 1766264 872032 9.46 724348 1611272 96960 03:00:01 5489944 7223532 2677468 32.78 59316 1836300 880136 9.55 793516 1679956 2624 03:01:01 5365040 7201852 2802372 34.31 60976 1935644 896168 9.72 817128 1777776 3100 03:02:01 5300480 7396884 2866932 35.10 66816 2183372 683808 7.42 642088 2005876 24788 Average: 5544721 7295110 2622691 32.11 56257 1858022 812975 8.82 722486 1700417 42938 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 ens3 429.90 237.23 1428.53 66.02 0.00 0.00 0.00 0.00 02:58:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 02:59:01 ens3 73.81 48.64 436.68 13.38 0.00 0.00 0.00 0.00 02:59:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 03:00:01 ens3 96.25 104.08 1157.32 14.96 0.00 0.00 0.00 0.00 03:00:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:01:01 ens3 405.46 342.39 1679.37 34.46 0.00 0.00 0.00 0.00 03:01:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:02:01 ens3 308.67 322.88 2414.70 50.38 0.00 0.00 0.00 0.00 03:02:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 263.44 211.58 1426.56 35.91 0.00 0.00 0.00 0.00 Average: lo 0.64 0.64 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2872) 01/10/26 _x86_64_ (4 CPU) 02:56:54 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 22.52 0.00 2.57 4.22 1.11 69.57 02:58:02 0 18.70 0.00 1.44 2.67 0.78 76.40 02:58:02 1 17.27 0.00 4.16 6.06 1.19 71.33 02:58:02 2 23.69 0.00 2.29 6.00 1.16 66.86 02:58:02 3 30.47 0.00 2.36 2.14 1.29 63.74 02:59:01 all 23.49 0.00 1.53 1.77 1.45 71.76 02:59:01 0 41.23 0.00 2.17 0.69 1.56 54.36 02:59:01 1 21.13 0.00 1.65 4.66 1.88 70.68 02:59:01 2 10.55 0.00 0.91 0.54 1.13 86.86 02:59:01 3 21.04 0.00 1.42 1.15 1.20 75.17 03:00:01 all 9.86 0.00 0.60 0.47 0.83 88.23 03:00:01 0 7.20 0.00 0.37 0.02 0.45 91.97 03:00:01 1 7.46 0.00 0.95 0.12 0.88 90.60 03:00:01 2 12.81 0.00 0.23 0.27 0.73 85.96 03:00:01 3 12.00 0.00 0.87 1.52 1.28 84.33 03:01:01 all 5.56 0.00 0.66 0.07 0.50 93.21 03:01:01 0 3.30 0.00 0.73 0.10 0.20 95.66 03:01:01 1 4.79 0.00 0.38 0.05 0.42 94.36 03:01:01 2 6.06 0.00 0.87 0.12 0.40 92.55 03:01:01 3 8.06 0.00 0.67 0.02 1.00 90.25 03:02:01 all 23.51 0.00 1.69 0.86 1.37 72.56 03:02:01 0 19.10 0.00 1.18 0.18 1.18 78.35 03:02:01 1 15.30 0.00 1.18 1.18 1.08 81.25 03:02:01 2 13.89 0.00 1.68 1.96 1.31 81.15 03:02:01 3 45.82 0.00 2.70 0.10 1.92 49.47 Average: all 16.97 0.00 1.41 1.48 1.05 79.08 Average: 0 17.84 0.00 1.17 0.73 0.83 79.42 Average: 1 13.17 0.00 1.66 2.41 1.09 81.67 Average: 2 13.41 0.00 1.20 1.78 0.95 82.65 Average: 3 23.49 0.00 1.60 0.98 1.34 72.58