---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6749 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 484 5198 0 2292 7208 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:c8:43:14 brd ff:ff:ff:ff:ff:ff inet 10.32.7.100/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fec8:4314/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6749) 07/26/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 148.06 65.27 82.79 4261.56 40916.80 07:07:01 59.18 3.64 55.53 114.15 9918.73 07:08:01 77.86 36.14 41.72 2168.48 7622.79 07:09:01 24.15 1.72 22.43 110.11 7966.14 Average: 77.39 26.79 50.60 1670.08 16633.71 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5988292 7421692 2179120 26.68 37276 1576104 684744 7.43 576752 1437904 87712 07:07:01 5774372 7493140 2393040 29.30 57212 1823284 599700 6.51 508428 1684584 139620 07:08:01 5332284 7380584 2835128 34.71 66268 2135908 694560 7.54 764624 1853396 211008 07:09:01 5287392 7343884 2880020 35.26 68424 2141284 730232 7.92 808392 1852760 8444 Average: 5595585 7409825 2571827 31.49 57295 1919145 677309 7.35 664549 1707161 111696 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 482.25 261.77 1514.42 66.86 0.00 0.00 0.00 0.00 07:06:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 07:07:01 ens3 50.65 44.64 371.65 10.15 0.00 0.00 0.00 0.00 07:07:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 07:08:01 ens3 217.81 189.29 2026.33 34.55 0.00 0.00 0.00 0.00 07:08:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 07:09:01 ens3 54.46 76.00 28.33 684.46 0.00 0.00 0.00 0.00 07:09:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 201.92 143.34 987.79 199.79 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6749) 07/26/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.76 0.00 2.71 4.49 1.61 69.42 07:06:02 0 8.30 0.00 4.14 5.25 1.90 80.42 07:06:02 1 30.88 0.00 1.76 2.01 1.58 63.76 07:06:02 2 32.59 0.00 2.82 7.32 1.62 55.65 07:06:02 3 15.42 0.00 2.12 3.41 1.38 77.67 07:07:01 all 20.56 0.00 1.24 1.64 1.24 75.33 07:07:01 0 15.37 0.00 1.10 0.74 1.99 80.80 07:07:01 1 54.73 0.00 2.66 0.90 1.85 39.86 07:07:01 2 2.59 0.00 0.46 4.76 0.41 91.79 07:07:01 3 9.74 0.00 0.71 0.15 0.69 88.71 07:08:01 all 39.74 0.00 1.96 1.69 3.46 53.15 07:08:01 0 35.19 0.00 2.07 3.34 3.24 56.15 07:08:01 1 45.21 0.00 1.49 1.21 3.39 48.71 07:08:01 2 45.77 0.00 2.35 1.82 3.79 46.28 07:08:01 3 32.81 0.00 1.94 0.40 3.41 61.44 07:09:01 all 18.50 0.00 0.84 0.74 0.79 79.13 07:09:01 0 1.25 0.00 0.40 1.68 0.45 96.23 07:09:01 1 12.66 0.00 1.00 0.23 0.47 85.64 07:09:01 2 58.55 0.00 1.70 1.05 1.87 36.83 07:09:01 3 1.79 0.00 0.25 0.00 0.40 97.57 Average: all 25.18 0.00 1.69 2.14 1.78 69.21 Average: 0 15.04 0.00 1.93 2.76 1.90 78.37 Average: 1 35.81 0.00 1.72 1.09 1.82 59.56 Average: 2 35.01 0.00 1.84 3.73 1.93 57.49 Average: 3 14.98 0.00 1.26 0.99 1.47 81.29