---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7762 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 7.6G 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 465 5301 0 2208 7230 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:34:a7:f1 brd ff:ff:ff:ff:ff:ff inet 10.32.6.19/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fe34:a7f1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7762) 02/28/26 _x86_64_ (4 CPU) 12:27:54 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:02 147.53 62.19 85.34 4211.16 40674.84 12:30:01 84.93 30.22 54.72 1685.27 9781.66 12:31:01 69.46 8.58 60.87 496.58 9508.55 12:32:01 20.23 0.68 19.55 77.72 3697.78 Average: 80.52 25.40 55.12 1617.40 15941.37 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:02 5977460 7397904 2189960 26.81 37072 1563172 717320 7.78 602960 1423804 84200 12:30:01 5611124 7320344 2556296 31.30 56724 1816560 832456 9.03 717428 1643124 100108 12:31:01 5424000 7392540 2743420 33.59 63688 2062540 704728 7.65 713216 1821980 82804 12:32:01 5418432 7393176 2748988 33.66 66068 2065984 708460 7.69 719052 1820840 11824 Average: 5607754 7375991 2559666 31.34 55888 1877064 740741 8.04 688164 1677437 69734 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:02 ens3 467.57 263.66 1445.22 69.23 0.00 0.00 0.00 0.00 12:29:02 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 12:30:01 ens3 73.14 56.67 461.65 14.09 0.00 0.00 0.00 0.00 12:30:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 12:31:01 ens3 338.58 357.77 2582.95 61.82 0.00 0.00 0.00 0.00 12:31:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 12:32:01 ens3 11.93 12.48 9.22 5.98 0.00 0.00 0.00 0.00 12:32:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 223.43 173.13 1127.53 37.88 0.00 0.00 0.00 0.00 Average: lo 0.86 0.86 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-7762) 02/28/26 _x86_64_ (4 CPU) 12:27:54 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:02 all 21.51 0.00 2.58 4.53 1.36 70.03 12:29:02 0 16.76 0.00 1.73 2.12 1.08 78.31 12:29:02 1 11.14 0.00 4.19 3.92 1.31 79.44 12:29:02 2 48.66 0.00 2.82 2.17 1.99 44.35 12:29:02 3 9.57 0.00 1.57 9.90 1.05 77.91 12:30:01 all 23.23 0.00 1.61 2.05 1.44 71.67 12:30:01 0 16.63 0.00 1.14 2.20 1.75 78.27 12:30:01 1 47.34 0.00 3.25 0.27 1.73 47.41 12:30:01 2 14.63 0.00 1.13 0.24 1.20 82.79 12:30:01 3 14.39 0.00 0.92 5.47 1.08 78.14 12:31:01 all 35.89 0.00 1.83 1.06 2.31 58.90 12:31:01 0 34.54 0.00 1.49 1.31 2.11 60.54 12:31:01 1 46.31 0.00 2.37 0.90 2.73 47.69 12:31:01 2 31.37 0.00 1.89 1.08 2.26 63.39 12:31:01 3 31.34 0.00 1.55 0.96 2.10 64.05 12:32:01 all 20.81 0.00 0.97 0.52 0.85 76.85 12:32:01 0 5.31 0.00 0.63 0.18 0.38 93.49 12:32:01 1 41.85 0.00 1.30 0.13 1.20 55.52 12:32:01 2 26.45 0.00 0.89 0.15 1.39 71.12 12:32:01 3 9.55 0.00 1.07 1.63 0.45 87.30 Average: all 25.38 0.00 1.75 2.04 1.49 69.35 Average: 0 18.32 0.00 1.25 1.45 1.33 77.64 Average: 1 36.61 0.00 2.78 1.31 1.74 57.56 Average: 2 30.32 0.00 1.69 0.91 1.71 65.38 Average: 3 16.23 0.00 1.28 4.49 1.17 76.84