---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1517 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 7.9G 12G 41% / 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 457 5045 0 2472 7231 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:80:3d:71 brd ff:ff:ff:ff:ff:ff inet 10.32.6.172/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fe80:3d71/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1517) 10/31/26 _x86_64_ (4 CPU) 02:56:53 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:01 139.22 55.33 83.89 3625.99 12973.56 02:59:01 88.54 18.96 69.57 845.86 16188.24 03:00:01 14.23 0.00 14.23 0.00 3794.43 03:01:01 59.67 0.98 58.69 81.99 9430.96 Average: 75.42 18.82 56.60 1138.56 10596.90 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:01 5882848 7464468 2284564 27.97 49872 1702096 658200 7.14 522088 1580484 202076 02:59:01 5377864 7243920 2789548 34.15 60292 1964468 879892 9.55 763816 1819612 6360 03:00:01 5238312 7210276 2929100 35.86 62628 2065332 879892 9.55 798472 1918676 3472 03:01:01 5165612 7403228 3001800 36.75 69000 2318596 677988 7.36 648676 2129928 28000 Average: 5416159 7330473 2751253 33.69 60448 2012623 773993 8.40 683263 1862175 59977 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 02:58:01 ens3 423.29 257.13 1822.07 68.12 0.00 0.00 0.00 0.00 02:59:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 02:59:01 ens3 160.74 141.91 1866.34 27.88 0.00 0.00 0.00 0.00 03:00:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:00:01 ens3 369.44 295.67 1667.99 35.80 0.00 0.00 0.00 0.00 03:01:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 03:01:01 ens3 326.76 298.35 2406.13 69.28 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 320.06 248.26 1940.63 50.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1517) 10/31/26 _x86_64_ (4 CPU) 02:56:53 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:01 all 20.95 0.00 1.74 4.29 0.07 72.95 02:58:01 0 5.52 0.00 0.85 0.87 0.02 92.74 02:58:01 1 20.62 0.00 1.59 1.19 0.05 76.56 02:58:01 2 50.42 0.00 3.28 7.45 0.13 38.71 02:58:01 3 7.27 0.00 1.24 7.68 0.05 83.76 02:59:01 all 16.28 0.00 1.02 1.85 0.06 80.79 02:59:01 0 9.30 0.00 0.57 0.42 0.03 89.68 02:59:01 1 20.54 0.00 1.14 1.19 0.07 77.07 02:59:01 2 12.53 0.00 1.17 4.98 0.05 81.27 02:59:01 3 22.77 0.00 1.24 0.80 0.08 75.11 03:00:01 all 6.43 0.00 0.44 0.12 0.04 92.97 03:00:01 0 5.51 0.00 0.40 0.00 0.05 94.04 03:00:01 1 8.60 0.00 0.89 0.08 0.05 90.38 03:00:01 2 5.37 0.00 0.30 0.40 0.03 93.89 03:00:01 3 6.23 0.00 0.13 0.00 0.03 93.60 03:01:01 all 21.73 0.00 1.43 1.06 0.08 75.71 03:01:01 0 11.64 0.00 1.29 0.75 0.05 86.27 03:01:01 1 31.03 0.00 1.40 0.08 0.08 67.40 03:01:01 2 8.23 0.00 1.16 3.32 0.05 87.24 03:01:01 3 35.92 0.00 1.89 0.08 0.12 61.99 Average: all 16.34 0.00 1.16 1.83 0.06 80.62 Average: 0 7.99 0.00 0.78 0.51 0.04 90.68 Average: 1 20.16 0.00 1.25 0.63 0.06 77.89 Average: 2 19.13 0.00 1.48 4.04 0.07 75.29 Average: 3 18.06 0.00 1.13 2.14 0.07 78.60