---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10336 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 470 5324 0 2180 7225 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:5f:34:6b brd ff:ff:ff:ff:ff:ff inet 10.32.7.111/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe5f:346b/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-10336) 04/02/26 _x86_64_ (4 CPU) 07:04:54 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 138.18 54.67 83.50 3587.67 40747.49 07:07:01 87.07 30.54 56.53 1730.28 9190.04 07:08:01 70.99 8.85 62.15 510.63 7369.28 07:09:01 24.13 3.47 20.66 131.98 4787.87 Average: 80.06 24.35 55.71 1489.09 15549.82 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5967636 7399664 2199784 26.93 37636 1574156 723128 7.85 600324 1434276 88144 07:07:01 5614496 7318868 2552924 31.26 57732 1810632 786008 8.53 699324 1655908 94576 07:08:01 5481956 7413440 2685464 32.88 65384 2023480 676408 7.34 722048 1753516 109724 07:09:01 5501940 7447216 2665480 32.64 67732 2034160 629904 6.83 696712 1756608 9724 Average: 5641507 7394797 2525913 30.93 57121 1860607 703862 7.64 679602 1650077 75542 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 391.92 238.64 1481.76 65.54 0.00 0.00 0.00 0.00 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 78.77 70.63 455.30 19.24 0.00 0.00 0.00 0.00 07:07:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 07:08:01 ens3 315.86 353.57 1548.93 60.46 0.00 0.00 0.00 0.00 07:08:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 07:09:01 ens3 60.49 68.49 28.74 610.68 0.00 0.00 0.00 0.00 07:09:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 212.32 183.31 880.48 189.69 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 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-10336) 04/02/26 _x86_64_ (4 CPU) 07:04:54 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.50 0.00 2.62 4.51 1.48 69.90 07:06:02 0 29.08 0.00 4.90 3.28 1.47 61.27 07:06:02 1 23.20 0.00 2.19 5.66 1.52 67.43 07:06:02 2 9.71 0.00 1.33 4.46 1.33 83.18 07:06:02 3 24.08 0.00 2.03 4.65 1.58 67.66 07:07:01 all 25.44 0.00 1.68 2.44 1.77 68.67 07:07:01 0 39.24 0.00 1.91 1.34 1.79 55.72 07:07:01 1 22.05 0.00 1.95 2.83 2.21 70.96 07:07:01 2 11.25 0.00 1.07 5.09 1.35 81.24 07:07:01 3 29.22 0.00 1.84 0.49 1.76 66.69 07:08:01 all 43.28 0.00 2.71 1.19 3.63 49.18 07:08:01 0 47.52 0.00 2.76 0.40 3.69 45.63 07:08:01 1 46.98 0.00 3.13 2.50 3.71 43.67 07:08:01 2 32.63 0.00 1.79 0.83 3.05 61.70 07:08:01 3 45.95 0.00 3.18 1.04 4.08 45.74 07:09:01 all 20.82 0.00 1.10 0.83 1.02 76.23 07:09:01 0 5.65 0.00 0.70 0.02 0.38 93.25 07:09:01 1 28.35 0.00 1.26 3.07 1.33 65.99 07:09:01 2 7.32 0.00 0.94 0.05 0.94 90.75 07:09:01 3 42.09 0.00 1.47 0.18 1.42 54.85 Average: all 27.78 0.00 2.03 2.24 1.98 65.97 Average: 0 30.37 0.00 2.57 1.26 1.84 63.97 Average: 1 30.19 0.00 2.14 3.52 2.19 61.97 Average: 2 15.23 0.00 1.28 2.59 1.67 79.23 Average: 3 35.37 0.00 2.13 1.59 2.21 58.69