---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2986 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 7.7G 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 472 5157 0 2345 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:59:5d:23 brd ff:ff:ff:ff:ff:ff inet 10.32.7.235/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86072sec preferred_lft 86072sec inet6 fe80::f816:3eff:fe59:5d23/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2986) 01/10/26 _x86_64_ (4 CPU) 23:17:56 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 155.72 70.90 84.82 4528.58 40630.98 23:20:01 80.68 30.62 50.06 1692.87 8230.88 23:21:01 38.29 7.81 30.47 677.11 7689.44 23:22:01 14.86 3.51 11.34 128.87 3696.15 23:23:01 25.63 0.68 24.95 77.72 7620.20 Average: 62.97 22.68 40.29 1420.01 13590.53 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 6002472 7422036 2164940 26.51 36944 1562620 690880 7.50 577480 1424252 86360 23:20:01 5658812 7358388 2508600 30.71 57220 1806292 764088 8.29 658416 1653484 134376 23:21:01 4664568 6563752 3502844 42.89 62884 1993744 1498772 16.26 1486248 1804384 92596 23:22:01 5313708 7410944 2853704 34.94 66944 2182888 667488 7.24 726080 1908300 194464 23:23:01 5311616 7419780 2855796 34.97 69216 2191004 668752 7.26 723256 1911088 10664 Average: 5390235 7234980 2777177 34.00 58642 1947310 857996 9.31 834296 1740302 103692 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 ens3 450.39 248.43 1485.54 66.44 0.00 0.00 0.00 0.00 23:19:02 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 23:20:01 ens3 64.99 40.84 467.12 12.06 0.00 0.00 0.00 0.00 23:20:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 23:21:01 ens3 197.43 189.09 2647.24 25.26 0.00 0.00 0.00 0.00 23:21:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 23:22:01 ens3 124.37 113.38 1251.86 18.59 0.00 0.00 0.00 0.00 23:22:01 lo 121.92 121.92 36.49 36.49 0.00 0.00 0.00 0.00 23:23:01 ens3 11.61 12.13 9.03 5.77 0.00 0.00 0.00 0.00 23:23:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 170.11 121.04 1174.57 25.67 0.00 0.00 0.00 0.00 Average: lo 25.29 25.29 7.40 7.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2986) 01/10/26 _x86_64_ (4 CPU) 23:17:56 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 20.78 0.00 2.59 4.68 0.89 71.05 23:19:02 0 28.98 0.00 2.01 2.34 1.19 65.49 23:19:02 1 13.54 0.00 1.75 4.74 0.63 79.33 23:19:02 2 25.74 0.00 1.79 2.46 0.84 69.17 23:19:02 3 14.87 0.00 4.84 9.19 0.94 70.16 23:20:01 all 22.91 0.00 1.32 1.95 0.92 72.90 23:20:01 0 17.14 0.00 0.88 0.31 0.63 81.04 23:20:01 1 6.81 0.00 0.54 0.90 0.74 91.00 23:20:01 2 56.46 0.00 2.66 1.34 1.59 37.96 23:20:01 3 11.14 0.00 1.24 5.26 0.73 81.63 23:21:01 all 36.53 0.00 1.41 0.73 2.11 59.23 23:21:01 0 36.42 0.00 1.76 0.18 2.33 59.31 23:21:01 1 33.39 0.00 1.58 2.03 1.97 61.02 23:21:01 2 38.27 0.00 0.87 0.37 2.23 58.26 23:21:01 3 38.08 0.00 1.35 0.33 1.88 58.35 23:22:01 all 37.05 0.00 1.72 0.38 2.15 58.69 23:22:01 0 39.62 0.00 1.75 0.07 2.10 56.47 23:22:01 1 37.69 0.00 1.41 0.53 2.15 58.22 23:22:01 2 39.16 0.00 2.10 0.48 2.32 55.95 23:22:01 3 31.75 0.00 1.69 0.46 2.05 64.05 23:23:01 all 21.52 0.00 0.95 0.58 0.54 76.42 23:23:01 0 10.09 0.00 0.83 0.03 0.25 88.79 23:23:01 1 6.13 0.00 0.83 2.07 0.25 90.72 23:23:01 2 68.98 0.00 1.77 0.12 1.57 27.57 23:23:01 3 0.72 0.00 0.30 0.08 0.07 98.83 Average: all 27.79 0.00 1.60 1.66 1.32 67.63 Average: 0 26.49 0.00 1.45 0.59 1.30 70.17 Average: 1 19.56 0.00 1.23 2.06 1.15 76.01 Average: 2 45.70 0.00 1.83 0.95 1.71 49.81 Average: 3 19.38 0.00 1.89 3.05 1.14 74.54