---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-310 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 8.0G 12G 42% / 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 458 4934 0 2583 7231 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:14:b6:e5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.101/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86032sec preferred_lft 86032sec inet6 fe80::f816:3eff:fe14:b6e5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-310) 04/11/26 _x86_64_ (4 CPU) 15:07:58 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 179.24 93.92 85.32 5136.74 40735.89 15:10:01 85.54 29.76 55.77 1657.72 8983.17 15:11:01 34.54 0.18 34.36 2.53 12759.61 15:12:01 9.81 1.35 8.46 27.86 320.16 15:13:01 53.46 3.10 50.36 135.67 9147.69 15:14:01 27.31 3.30 24.01 161.97 4609.77 Average: 64.98 21.93 43.05 1186.99 12758.84 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 5985560 7402300 2181852 26.71 36824 1560272 721076 7.82 599060 1422772 83396 15:10:01 5629504 7320216 2537908 31.07 56544 1799096 841388 9.13 719892 1625932 96912 15:11:01 5343700 7318020 2823712 34.57 58804 2075608 776004 8.42 720836 1901016 864 15:12:01 5318148 7300852 2849264 34.89 60696 2080724 800416 8.69 739204 1904500 1864 15:13:01 5017064 7361472 3150348 38.57 65812 2429288 738208 8.01 696288 2232832 120880 15:14:01 5052040 7403960 3115372 38.14 67980 2434064 689548 7.48 661360 2232100 9696 Average: 5391003 7351137 2776409 33.99 57777 2063175 761107 8.26 689440 1886525 52269 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 15:09:01 ens3 435.78 257.31 1473.52 67.23 0.00 0.00 0.00 0.00 15:10:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 15:10:01 ens3 78.15 57.97 457.76 15.26 0.00 0.00 0.00 0.00 15:11:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:11:01 ens3 214.61 166.91 4615.55 19.64 0.00 0.00 0.00 0.00 15:12:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 15:12:01 ens3 65.69 88.80 67.36 18.90 0.00 0.00 0.00 0.00 15:13:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 15:13:01 ens3 618.96 532.25 4074.28 68.18 0.00 0.00 0.00 0.00 15:14:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 15:14:01 ens3 12.18 13.05 9.36 7.28 0.00 0.00 0.00 0.00 Average: lo 0.89 0.89 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 237.58 186.06 1783.05 32.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-310) 04/11/26 _x86_64_ (4 CPU) 15:07:58 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 21.75 0.00 2.68 5.44 1.53 68.60 15:09:01 0 24.85 0.00 1.78 2.10 1.55 69.72 15:09:01 1 32.80 0.00 4.95 7.45 2.12 52.69 15:09:01 2 14.95 0.00 2.06 6.21 1.20 75.57 15:09:01 3 14.37 0.00 1.92 6.03 1.25 76.43 15:10:01 all 22.03 0.00 1.51 2.36 1.58 72.53 15:10:01 0 23.79 0.00 1.84 1.87 1.61 70.89 15:10:01 1 29.66 0.00 1.83 1.93 1.53 65.06 15:10:01 2 25.81 0.00 1.60 0.88 2.35 69.36 15:10:01 3 8.83 0.00 0.68 4.78 0.82 84.90 15:11:01 all 9.73 0.00 0.71 0.52 1.05 88.00 15:11:01 0 8.92 0.00 0.38 0.76 0.81 89.13 15:11:01 1 8.11 0.00 0.07 0.00 0.76 91.06 15:11:01 2 12.49 0.00 1.88 0.48 1.12 84.02 15:11:01 3 9.41 0.00 0.53 0.85 1.49 87.72 15:12:01 all 4.49 0.00 0.33 0.12 1.24 93.82 15:12:01 0 7.23 0.00 0.38 0.31 1.37 90.70 15:12:01 1 1.19 0.00 0.12 0.05 0.84 97.80 15:12:01 2 4.01 0.00 0.23 0.02 0.95 94.79 15:12:01 3 5.50 0.00 0.63 0.08 1.81 91.98 15:13:01 all 20.29 0.00 1.78 0.89 2.30 74.73 15:13:01 0 14.58 0.00 1.80 2.01 1.93 79.67 15:13:01 1 17.22 0.00 1.37 0.28 1.98 79.15 15:13:01 2 12.01 0.00 1.48 0.79 1.88 83.84 15:13:01 3 37.34 0.00 2.49 0.48 3.43 56.27 15:14:01 all 20.27 0.00 0.91 1.05 1.19 76.57 15:14:01 0 16.00 0.00 0.68 0.65 0.78 81.88 15:14:01 1 32.68 0.00 1.39 0.26 1.92 63.75 15:14:01 2 16.21 0.00 0.83 2.72 1.16 79.09 15:14:01 3 16.16 0.00 0.75 0.57 0.90 81.63 Average: all 16.42 0.00 1.32 1.73 1.48 79.05 Average: 0 15.88 0.00 1.14 1.28 1.34 80.34 Average: 1 20.27 0.00 1.62 1.66 1.53 74.94 Average: 2 14.25 0.00 1.35 1.85 1.44 81.11 Average: 3 15.29 0.00 1.17 2.12 1.62 79.81