---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1958 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 454 5346 0 2174 7242 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:5f:43:23 brd ff:ff:ff:ff:ff:ff inet 10.32.7.185/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe5f:4323/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1958) 08/02/25 _x86_64_ (4 CPU) 12:27:58 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:01 174.61 94.09 80.52 5151.75 39997.08 12:30:01 56.92 0.22 56.71 26.66 9340.31 12:31:01 101.02 38.13 62.89 2117.78 10009.53 12:32:02 24.36 0.65 23.71 77.44 3944.95 Average: 89.23 33.27 55.96 1843.47 15823.48 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:01 6070016 7449524 2097404 25.68 35344 1524816 677744 7.35 550096 1385196 64416 12:30:01 5791676 7416644 2375744 29.09 54304 1737400 706932 7.67 595032 1589388 112456 12:31:01 5520372 7449956 2647048 32.41 63320 2023600 641624 6.96 653052 1785764 73992 12:32:02 5541516 7481280 2625904 32.15 65992 2031176 619256 6.72 628796 1788684 11524 Average: 5730895 7449351 2436525 29.83 54740 1829248 661389 7.18 606744 1637258 65597 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:01 ens3 413.16 217.83 1145.26 62.97 0.00 0.00 0.00 0.00 12:29:01 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 12:30:01 ens3 43.71 33.29 631.94 4.61 0.00 0.00 0.00 0.00 12:30:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 12:31:01 ens3 371.34 375.24 2353.75 69.50 0.00 0.00 0.00 0.00 12:31:01 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 12:32:02 ens3 15.79 13.31 14.24 5.72 0.00 0.00 0.00 0.00 12:32:02 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 211.00 159.91 1036.26 35.70 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1958) 08/02/25 _x86_64_ (4 CPU) 12:27:58 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:01 all 19.38 0.00 2.79 6.90 3.19 67.73 12:29:01 0 24.79 0.00 2.34 6.12 3.03 63.72 12:29:01 1 10.07 0.00 1.81 7.28 2.88 77.95 12:29:01 2 28.56 0.00 4.64 2.71 3.55 60.55 12:29:01 3 14.12 0.00 2.40 11.50 3.30 68.68 12:30:01 all 19.48 0.00 1.28 2.49 1.91 74.84 12:30:01 0 16.69 0.00 0.60 0.53 1.06 81.12 12:30:01 1 17.51 0.00 1.26 0.47 2.68 78.08 12:30:01 2 40.03 0.00 2.53 1.09 2.72 53.63 12:30:01 3 3.69 0.00 0.73 7.86 1.16 86.57 12:31:01 all 37.14 0.00 2.20 2.33 5.75 52.57 12:31:01 0 33.56 0.00 2.22 2.25 5.16 56.81 12:31:01 1 40.93 0.00 1.84 2.71 5.87 48.64 12:31:01 2 30.86 0.00 1.78 2.29 5.62 59.44 12:31:01 3 43.23 0.00 2.96 2.10 6.34 45.37 12:32:02 all 20.53 0.00 0.88 1.28 1.69 75.61 12:32:02 0 1.14 0.00 0.44 2.41 2.10 93.90 12:32:02 1 0.91 0.00 0.23 0.02 0.43 98.40 12:32:02 2 49.22 0.00 1.71 1.24 2.45 45.38 12:32:02 3 31.09 0.00 1.16 1.44 1.77 64.53 Average: all 24.15 0.00 1.79 3.25 3.14 67.66 Average: 0 19.01 0.00 1.40 2.83 2.84 73.92 Average: 1 17.41 0.00 1.29 2.62 2.97 75.71 Average: 2 37.14 0.00 2.66 1.83 3.59 54.77 Average: 3 23.06 0.00 1.82 5.73 3.15 66.24