---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3278 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 8.2G 12G 43% / 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 482 4687 0 2806 7202 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:df:c3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.135/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fe80:dfc3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3278) 06/13/26 _x86_64_ (4 CPU) 08:12:54 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:02 139.71 54.96 84.75 3604.87 40515.26 08:15:01 54.30 0.17 54.13 22.23 9128.49 08:16:01 108.82 34.91 73.90 2159.51 27601.27 08:17:01 43.94 6.20 37.74 239.29 4993.70 Average: 86.83 24.16 62.67 1512.68 20607.50 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:02 5984740 7408532 2182672 26.72 36896 1566924 705256 7.65 589832 1429944 88716 08:15:01 5666008 7381868 2501404 30.63 56396 1822392 703180 7.63 632060 1671560 170164 08:16:01 4642696 7074244 3524716 43.16 63808 2516856 1067512 11.58 971944 2326024 8072 08:17:01 4834168 7404144 3333244 40.81 68408 2647228 661420 7.18 702908 2396632 25464 Average: 5281903 7317197 2885509 35.33 56377 2138350 784342 8.51 724186 1956040 73104 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 08:14:02 ens3 432.41 236.08 1456.74 64.50 0.00 0.00 0.00 0.00 08:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 08:15:01 ens3 42.09 32.47 400.07 4.07 0.00 0.00 0.00 0.00 08:16:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 08:16:01 ens3 621.75 510.60 10615.54 71.00 0.00 0.00 0.00 0.00 08:17:01 lo 1.42 1.42 0.19 0.19 0.00 0.00 0.00 0.00 08:17:01 ens3 248.29 237.33 944.38 52.32 0.00 0.00 0.00 0.00 Average: lo 0.91 0.91 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 337.37 255.05 3366.54 48.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3278) 06/13/26 _x86_64_ (4 CPU) 08:12:54 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:02 all 22.29 0.00 2.71 4.61 2.00 68.39 08:14:02 0 48.10 0.00 6.35 6.68 2.84 36.03 08:14:02 1 13.59 0.00 1.12 4.43 1.25 79.61 08:14:02 2 19.15 0.00 1.93 1.55 2.31 75.06 08:14:02 3 8.34 0.00 1.51 5.76 1.56 82.83 08:15:01 all 20.55 0.00 1.24 1.73 1.36 75.12 08:15:01 0 26.14 0.00 1.52 2.26 1.62 68.46 08:15:01 1 37.98 0.00 1.68 0.30 1.64 58.40 08:15:01 2 12.69 0.00 1.15 3.43 1.13 81.60 08:15:01 3 5.50 0.00 0.64 0.91 1.04 91.92 08:16:01 all 31.90 0.00 1.91 2.13 3.35 60.72 08:16:01 0 28.00 0.00 0.81 0.64 3.01 67.54 08:16:01 1 34.25 0.00 2.40 0.73 3.16 59.46 08:16:01 2 37.13 0.00 2.84 3.45 4.44 52.15 08:16:01 3 28.19 0.00 1.58 3.73 2.79 63.72 08:17:01 all 35.40 0.00 1.70 0.95 3.07 58.88 08:17:01 0 26.24 0.00 1.41 0.40 2.48 69.47 08:17:01 1 55.78 0.00 1.81 2.57 3.58 36.27 08:17:01 2 24.34 0.00 1.61 0.41 3.34 70.29 08:17:01 3 35.30 0.00 2.00 0.40 2.91 59.39 Average: all 27.58 0.00 1.89 2.35 2.45 65.73 Average: 0 32.13 0.00 2.52 2.49 2.49 60.37 Average: 1 35.42 0.00 1.75 2.01 2.41 58.40 Average: 2 23.39 0.00 1.89 2.20 2.81 69.71 Average: 3 19.39 0.00 1.43 2.70 2.08 74.39