---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8299 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 7.7G 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 460 5303 0 2211 7233 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:56:7b:4f brd ff:ff:ff:ff:ff:ff inet 10.32.6.128/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe56:7b4f/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-8299) 03/07/26 _x86_64_ (4 CPU) 07:38:55 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:01 160.72 75.32 85.40 4562.57 40662.04 07:41:01 71.79 12.48 59.31 265.82 11551.14 07:42:01 78.49 6.05 72.44 402.73 9252.32 07:43:01 27.05 0.68 26.36 77.72 3636.99 Average: 84.51 23.63 60.88 1327.21 16275.62 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 5974332 7397804 2193080 26.85 37044 1566716 721832 7.83 601084 1428520 85548 07:41:01 5490700 7213064 2676712 32.77 57460 1828460 908136 9.85 807244 1672680 100932 07:42:01 5511800 7473484 2655612 32.51 65184 2051636 611720 6.64 609816 1831080 61784 07:43:01 5453544 7427436 2713868 33.23 67992 2061088 665136 7.22 666068 1833348 10504 Average: 5607594 7377947 2559818 31.34 56920 1876975 726706 7.89 671053 1691407 64692 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 ens3 466.32 285.12 1500.85 70.00 0.00 0.00 0.00 0.00 07:40:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 07:41:01 ens3 127.78 102.23 1552.78 20.31 0.00 0.00 0.00 0.00 07:41:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 07:42:01 ens3 521.35 540.26 2482.21 99.08 0.00 0.00 0.00 0.00 07:42:01 lo 1.60 1.60 0.18 0.18 0.00 0.00 0.00 0.00 07:43:01 ens3 12.25 13.06 9.86 6.17 0.00 0.00 0.00 0.00 07:43:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 281.92 235.17 1386.43 48.89 0.00 0.00 0.00 0.00 Average: lo 1.25 1.25 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8299) 03/07/26 _x86_64_ (4 CPU) 07:38:55 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 21.70 0.00 2.58 5.39 1.32 69.01 07:40:01 0 21.61 0.00 1.67 6.15 1.23 69.35 07:40:01 1 8.72 0.00 1.36 5.21 1.00 83.71 07:40:01 2 19.11 0.00 4.57 6.38 1.43 68.52 07:40:01 3 37.44 0.00 2.72 3.82 1.62 54.40 07:41:01 all 27.21 0.00 1.51 1.60 1.70 67.97 07:41:01 0 14.33 0.00 0.65 4.02 0.87 80.13 07:41:01 1 12.00 0.00 1.44 1.49 1.98 83.09 07:41:01 2 24.56 0.00 1.39 0.45 1.76 71.83 07:41:01 3 58.05 0.00 2.56 0.47 2.18 36.74 07:42:01 all 44.62 0.00 2.26 1.05 2.95 49.12 07:42:01 0 44.89 0.00 2.05 0.71 3.00 49.35 07:42:01 1 47.60 0.00 1.64 1.99 2.63 46.14 07:42:01 2 37.93 0.00 2.56 1.11 2.99 55.40 07:42:01 3 48.11 0.00 2.76 0.38 3.20 45.55 07:43:01 all 20.90 0.00 1.09 0.82 0.95 76.25 07:43:01 0 13.32 0.00 0.70 1.08 0.47 84.43 07:43:01 1 23.27 0.00 1.01 0.07 0.98 74.67 07:43:01 2 6.76 0.00 0.83 1.66 1.03 89.71 07:43:01 3 40.24 0.00 1.80 0.47 1.33 56.16 Average: all 28.62 0.00 1.86 2.21 1.73 65.57 Average: 0 23.57 0.00 1.27 2.99 1.39 70.78 Average: 1 22.89 0.00 1.36 2.19 1.65 71.92 Average: 2 22.12 0.00 2.34 2.40 1.80 71.34 Average: 3 45.96 0.00 2.46 1.28 2.09 48.21