---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2607 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 474 5339 0 2162 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:76:3a:f7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.78/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fe76:3af7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2607) 06/04/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 167.16 84.62 82.54 4936.51 40196.38 19:15:01 54.37 0.18 54.18 21.99 9142.15 19:16:01 85.94 18.44 67.49 667.78 9831.52 19:17:01 25.10 3.03 22.06 123.31 4455.12 Average: 83.14 26.57 56.57 1437.31 15905.76 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6043956 7438100 2123456 26.00 36364 1538448 673428 7.31 561836 1400620 72944 19:15:01 5688140 7394380 2479272 30.36 57104 1811108 722648 7.84 605840 1672956 170680 19:16:01 5467320 7384396 2700092 33.06 63784 2010508 693892 7.53 713548 1777672 102340 19:17:01 5475520 7402264 2691892 32.96 66048 2017268 675556 7.33 704136 1777100 9992 Average: 5668734 7404785 2498678 30.59 55825 1844333 691381 7.50 646340 1657087 88989 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 19:14:01 ens3 384.60 220.46 1294.32 64.20 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:15:01 ens3 55.51 45.57 659.62 5.09 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 278.86 287.77 1401.16 55.45 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 54.41 60.91 30.54 533.69 0.00 0.00 0.00 0.00 Average: lo 1.26 1.26 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 193.34 153.68 846.43 164.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2607) 06/04/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.20 0.00 3.07 5.09 1.62 69.02 19:14:01 0 26.86 0.00 4.39 5.14 1.96 61.63 19:14:01 1 19.88 0.00 2.20 3.56 1.42 72.94 19:14:01 2 21.47 0.00 3.12 4.77 1.50 69.14 19:14:01 3 16.60 0.00 2.56 6.86 1.61 72.37 19:15:01 all 20.36 0.00 1.26 1.66 1.23 75.48 19:15:01 0 53.07 0.00 2.43 0.58 1.78 42.13 19:15:01 1 16.93 0.00 1.18 0.12 1.11 80.66 19:15:01 2 5.39 0.00 0.96 5.94 1.13 86.58 19:15:01 3 6.20 0.00 0.50 0.03 0.88 92.39 19:16:01 all 41.45 0.00 2.16 1.40 3.41 51.59 19:16:01 0 44.55 0.00 1.41 1.56 3.09 49.38 19:16:01 1 30.32 0.00 1.93 0.92 3.29 63.54 19:16:01 2 56.50 0.00 2.67 0.40 3.89 36.54 19:16:01 3 34.49 0.00 2.60 2.70 3.35 56.84 19:17:01 all 20.98 0.00 1.03 0.66 1.00 76.33 19:17:01 0 16.32 0.00 0.90 0.28 0.78 81.72 19:17:01 1 30.29 0.00 1.31 1.82 1.63 64.95 19:17:01 2 31.64 0.00 1.18 0.07 1.29 65.82 19:17:01 3 5.64 0.00 0.75 0.45 0.30 92.86 Average: all 26.01 0.00 1.88 2.20 1.82 68.09 Average: 0 35.20 0.00 2.28 1.89 1.91 58.71 Average: 1 24.37 0.00 1.66 1.61 1.86 70.51 Average: 2 28.76 0.00 1.98 2.79 1.95 64.51 Average: 3 15.74 0.00 1.60 2.51 1.54 78.61