---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1009 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 468 4914 0 2593 7222 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:e0:e8:c4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.137/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fee0:e8c4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1009) 05/16/26 _x86_64_ (4 CPU) 10:41:45 LINUX RESTART (4 CPU) 10:42:01 tps rtps wtps bread/s bwrtn/s 10:43:02 96.23 29.17 67.06 961.95 5467.91 10:44:01 82.97 30.23 52.74 1665.33 21079.77 10:45:01 66.79 8.43 58.36 488.59 9408.43 Average: 81.99 22.57 59.42 1035.15 11934.72 10:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:02 5857604 7401060 2309816 28.28 45696 1671104 709836 7.70 633732 1497452 159632 10:44:01 5130436 7285020 3036984 37.18 57928 2254128 796076 8.64 747280 2078888 156012 10:45:01 5007608 7364348 3159812 38.69 64400 2443980 714828 7.76 734976 2203428 98080 Average: 5331883 7350143 2835537 34.72 56008 2123071 740247 8.03 705329 1926589 137908 10:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:02 ens3 335.99 184.67 1296.27 54.89 0.00 0.00 0.00 0.00 10:43:02 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 10:44:01 ens3 323.84 208.15 8007.14 28.24 0.00 0.00 0.00 0.00 10:44:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 10:45:01 ens3 261.14 295.77 1622.89 48.49 0.00 0.00 0.00 0.00 10:45:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 306.90 229.65 3617.83 43.96 0.00 0.00 0.00 0.00 Average: lo 0.84 0.84 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1009) 05/16/26 _x86_64_ (4 CPU) 10:41:45 LINUX RESTART (4 CPU) 10:42:01 CPU %user %nice %system %iowait %steal %idle 10:43:02 all 22.63 0.00 1.44 3.19 1.69 71.05 10:43:02 0 48.25 0.00 2.78 2.03 2.56 44.39 10:43:02 1 25.60 0.00 1.20 1.05 1.40 70.75 10:43:02 2 9.52 0.00 1.02 9.31 1.48 78.67 10:43:02 3 7.33 0.00 0.79 0.35 1.32 90.20 10:44:01 all 25.74 0.00 1.80 2.33 2.12 68.01 10:44:01 0 27.20 0.00 1.54 2.64 1.83 66.80 10:44:01 1 19.76 0.00 1.58 1.84 1.92 74.90 10:44:01 2 28.30 0.00 1.66 4.42 2.71 62.91 10:44:01 3 27.70 0.00 2.39 0.39 2.04 67.48 10:45:01 all 31.94 0.00 1.76 1.42 3.34 61.55 10:45:01 0 31.50 0.00 1.99 0.89 3.26 62.36 10:45:01 1 26.43 0.00 0.91 1.69 2.69 68.28 10:45:01 2 45.95 0.00 2.62 2.29 3.95 45.20 10:45:01 3 23.82 0.00 1.53 0.81 3.44 70.40 Average: all 26.78 0.00 1.67 2.31 2.39 66.85 Average: 0 35.68 0.00 2.10 1.84 2.55 57.81 Average: 1 23.95 0.00 1.23 1.52 2.01 71.29 Average: 2 27.93 0.00 1.77 5.34 2.71 62.25 Average: 3 19.58 0.00 1.57 0.52 2.27 76.07