---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4386 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 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 473 5217 0 2284 7217 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:25:b0:69 brd ff:ff:ff:ff:ff:ff inet 10.32.7.8/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe25:b069/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4386) 06/27/26 _x86_64_ (4 CPU) 07:38:55 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:02 150.77 67.11 83.66 4283.11 40503.98 07:41:01 58.41 0.17 58.24 22.23 10026.37 07:42:01 93.59 17.83 75.76 621.66 12343.89 07:43:01 34.71 1.32 33.39 103.98 4383.00 Average: 84.48 21.70 62.78 1263.01 16843.51 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:02 6003956 7419632 2163464 26.49 36352 1559584 693420 7.52 580844 1422396 84108 07:41:01 5763956 7467320 2403464 29.43 56960 1808640 619900 6.73 535500 1671488 143992 07:42:01 4732836 6664396 3434584 42.05 65092 2020676 1325932 14.39 1386452 1831840 5732 07:43:01 5375336 7420288 2792084 34.19 68968 2127940 653884 7.10 673004 1901176 25516 Average: 5469021 7242909 2698399 33.04 56843 1879210 823284 8.93 793950 1706725 64837 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:02 ens3 488.54 271.99 1400.39 69.27 0.00 0.00 0.00 0.00 07:40:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 07:41:01 ens3 46.47 38.47 413.04 4.61 0.00 0.00 0.00 0.00 07:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:42:01 ens3 450.88 458.28 3154.97 80.93 0.00 0.00 0.00 0.00 07:42:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:43:01 ens3 124.26 138.29 654.23 25.61 0.00 0.00 0.00 0.00 07:43:01 lo 1.67 1.67 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 278.52 227.56 1409.88 45.28 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4386) 06/27/26 _x86_64_ (4 CPU) 07:38:55 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:02 all 22.03 0.00 3.04 4.46 1.17 69.30 07:40:02 0 39.64 0.00 3.68 7.80 1.52 47.36 07:40:02 1 17.28 0.00 3.04 3.27 0.98 75.43 07:40:02 2 15.07 0.00 3.96 5.48 1.28 74.21 07:40:02 3 16.23 0.00 1.47 1.32 0.87 80.12 07:41:01 all 20.98 0.00 1.30 1.42 0.82 75.48 07:41:01 0 10.30 0.00 0.91 0.22 0.32 88.24 07:41:01 1 37.26 0.00 1.81 1.01 1.42 58.51 07:41:01 2 16.33 0.00 1.32 4.39 0.78 77.18 07:41:01 3 19.95 0.00 1.17 0.08 0.76 78.04 07:42:01 all 45.50 0.00 2.15 1.50 2.97 47.89 07:42:01 0 47.86 0.00 1.98 0.90 2.83 46.43 07:42:01 1 33.57 0.00 1.86 0.83 2.88 60.87 07:42:01 2 48.12 0.00 2.27 3.43 3.03 43.15 07:42:01 3 52.51 0.00 2.51 0.83 3.13 41.02 07:43:01 all 26.17 0.00 1.43 0.47 1.24 70.70 07:43:01 0 20.81 0.00 1.24 0.68 0.89 76.39 07:43:01 1 11.78 0.00 0.78 0.05 1.00 86.38 07:43:01 2 31.16 0.00 1.12 0.15 1.28 66.29 07:43:01 3 40.88 0.00 2.55 0.98 1.77 53.82 Average: all 28.71 0.00 1.98 1.97 1.55 65.80 Average: 0 29.73 0.00 1.96 2.41 1.39 64.51 Average: 1 24.94 0.00 1.87 1.29 1.57 70.32 Average: 2 27.71 0.00 2.17 3.36 1.60 65.16 Average: 3 32.45 0.00 1.93 0.81 1.64 63.18