---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1133 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 7.6G 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 476 5403 0 2096 7221 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:00:c2:a7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.209/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fe00:c2a7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1133) 05/17/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 155.66 75.44 80.22 4593.90 40739.23 19:15:01 66.50 13.01 53.48 314.93 8389.90 19:16:01 65.57 8.48 57.09 470.45 7558.07 19:17:01 25.47 0.35 25.12 33.72 4465.18 Average: 78.35 24.37 53.98 1357.54 15316.50 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5996756 7423016 2170656 26.58 36852 1569504 689452 7.48 577044 1431876 88500 19:15:01 5596436 7259844 2570976 31.48 57408 1770340 870940 9.45 764104 1612736 121868 19:16:01 5562504 7419768 2604908 31.89 62676 1954232 674692 7.32 682564 1718236 115176 19:17:01 5542792 7404136 2624620 32.14 65144 1955360 682704 7.41 704008 1715880 9752 Average: 5674622 7376691 2492790 30.52 55520 1812359 729447 7.92 681930 1619682 83824 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 451.69 248.69 1556.45 66.67 0.00 0.00 0.00 0.00 19:14:02 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 79.68 69.68 486.86 18.69 0.00 0.00 0.00 0.00 19:15:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 260.66 293.45 1232.75 566.22 0.00 0.00 0.00 0.00 19:16:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 14.08 15.96 11.73 15.29 0.00 0.00 0.00 0.00 19:17:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 202.03 157.31 823.32 167.33 0.00 0.00 0.00 0.00 Average: lo 1.28 1.28 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-1133) 05/17/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 20.12 0.00 2.67 4.81 1.26 71.14 19:14:02 0 30.42 0.00 5.50 2.86 1.49 59.74 19:14:02 1 10.08 0.00 1.90 4.72 1.00 82.31 19:14:02 2 9.71 0.00 1.32 5.24 1.22 82.52 19:14:02 3 30.29 0.00 2.00 6.40 1.35 59.95 19:15:01 all 25.86 0.00 1.52 1.62 1.54 69.47 19:15:01 0 21.16 0.00 0.83 0.08 1.18 76.74 19:15:01 1 25.53 0.00 1.67 0.93 1.77 70.10 19:15:01 2 11.94 0.00 0.74 0.71 1.33 85.28 19:15:01 3 44.92 0.00 2.81 4.79 1.86 45.61 19:16:01 all 36.35 0.00 1.95 0.97 2.27 58.46 19:16:01 0 48.85 0.00 2.30 0.67 2.61 45.57 19:16:01 1 28.30 0.00 2.05 1.67 2.05 65.93 19:16:01 2 32.63 0.00 1.53 0.13 2.13 63.57 19:16:01 3 35.65 0.00 1.94 1.38 2.28 58.75 19:17:01 all 20.80 0.00 0.87 0.80 0.78 76.75 19:17:01 0 22.93 0.00 0.57 0.40 0.92 75.19 19:17:01 1 10.20 0.00 0.98 0.55 0.65 87.62 19:17:01 2 32.34 0.00 0.89 0.32 1.02 65.44 19:17:01 3 17.80 0.00 1.03 1.93 0.55 78.68 Average: all 25.79 0.00 1.75 2.05 1.46 68.94 Average: 0 30.88 0.00 2.30 1.00 1.55 64.26 Average: 1 18.52 0.00 1.65 1.97 1.37 76.49 Average: 2 21.67 0.00 1.12 1.60 1.43 74.18 Average: 3 32.12 0.00 1.94 3.62 1.51 60.81