---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5929 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 490 5196 0 2289 7202 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:79:29:1e brd ff:ff:ff:ff:ff:ff inet 10.32.7.122/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe79:291e/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-5929) 07/16/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 99.88 28.91 70.97 955.57 5760.64 07:07:01 78.22 31.42 46.80 1710.50 9046.58 07:08:01 54.31 10.56 43.74 649.49 9204.87 07:09:01 32.19 0.32 31.88 32.26 6374.80 Average: 66.15 17.80 48.35 836.99 7596.78 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5833056 7403996 2334356 28.58 48036 1693524 688888 7.47 633404 1517236 188532 07:07:01 5506632 7290980 2660780 32.58 60032 1884456 791788 8.59 726432 1727312 156220 07:08:01 5370244 7419760 2797168 34.25 66872 2136016 637736 6.92 729588 1849076 164812 07:09:01 5333340 7386472 2834072 34.70 69044 2137092 666032 7.23 767372 1846656 4024 Average: 5510818 7375302 2656594 32.53 60996 1962772 696111 7.55 714199 1735070 128397 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 333.14 183.35 1273.10 54.72 0.00 0.00 0.00 0.00 07:06:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:07:01 ens3 90.35 76.34 619.37 17.77 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 203.50 198.63 1794.19 708.64 0.00 0.00 0.00 0.00 07:08:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 14.01 14.13 11.93 6.64 0.00 0.00 0.00 0.00 07:09:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 160.25 118.11 924.64 196.94 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5929) 07/16/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.70 0.00 1.55 3.26 1.48 71.02 07:06:01 0 44.36 0.00 2.55 2.51 2.43 48.15 07:06:01 1 21.78 0.00 1.42 3.60 1.07 72.14 07:06:01 2 20.07 0.00 1.29 1.59 1.71 75.34 07:06:01 3 4.46 0.00 0.95 5.34 0.71 88.55 07:07:01 all 24.04 0.00 1.38 2.04 1.83 70.71 07:07:01 0 12.65 0.00 0.56 0.36 1.41 85.01 07:07:01 1 53.97 0.00 2.62 1.55 2.34 39.52 07:07:01 2 18.14 0.00 1.34 2.10 2.20 76.22 07:07:01 3 11.64 0.00 0.98 4.16 1.39 81.83 07:08:01 all 36.19 0.00 1.76 1.24 3.13 57.68 07:08:01 0 36.01 0.00 1.19 0.68 2.58 59.54 07:08:01 1 45.13 0.00 2.26 0.47 3.54 48.61 07:08:01 2 30.74 0.00 1.92 0.25 3.13 63.97 07:08:01 3 32.94 0.00 1.62 3.56 3.29 58.59 07:09:01 all 20.53 0.00 0.86 0.91 1.11 76.59 07:09:01 0 15.87 0.00 1.25 3.19 0.70 78.99 07:09:01 1 18.63 0.00 0.86 0.10 1.06 79.35 07:09:01 2 1.53 0.00 0.38 0.03 1.27 96.78 07:09:01 3 46.32 0.00 1.00 0.32 1.38 50.98 Average: all 25.87 0.00 1.39 1.86 1.89 68.99 Average: 0 27.24 0.00 1.39 1.69 1.78 67.90 Average: 1 34.85 0.00 1.79 1.43 2.00 59.93 Average: 2 17.61 0.00 1.23 0.99 2.07 78.09 Average: 3 23.83 0.00 1.14 3.35 1.70 69.99