---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5014 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 7.8G 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 462 5159 0 2354 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:84:ba:9b brd ff:ff:ff:ff:ff:ff inet 10.32.7.43/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86006sec preferred_lft 86006sec inet6 fe80::f816:3eff:fe84:ba9b/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-5014) 07/05/25 _x86_64_ (4 CPU) 15:07:56 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 159.91 79.89 80.02 4843.59 39978.29 15:10:01 59.97 5.18 54.79 159.17 9306.45 15:11:01 58.55 24.71 33.84 1496.17 6670.04 15:12:01 9.85 0.00 9.85 0.00 401.27 15:13:01 43.53 2.15 41.38 115.20 8604.00 15:14:01 27.32 0.67 26.66 77.57 4944.22 Average: 59.86 18.77 41.09 1115.40 11651.26 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 6025788 7416440 2141632 26.22 36124 1535028 707864 7.68 583840 1396260 72512 15:10:01 5851744 7490152 2315676 28.35 55716 1747472 611208 6.63 515080 1606892 123344 15:11:01 5550776 7295720 2616644 32.04 58540 1849372 791484 8.59 722800 1695588 1500 15:12:01 5525372 7278076 2642048 32.35 60544 1854092 799472 8.67 742992 1699328 820 15:13:01 5358784 7467840 2808636 34.39 64864 2198016 620836 6.74 585524 2005832 103008 15:14:01 5270724 7390376 2896696 35.47 67744 2205660 705188 7.65 671336 2008532 12228 Average: 5597198 7389767 2570222 31.47 57255 1898273 706009 7.66 636929 1735405 52235 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 15:09:01 ens3 353.10 191.52 1205.76 63.33 0.00 0.00 0.00 0.00 15:10:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 15:10:01 ens3 38.69 31.26 522.61 4.79 0.00 0.00 0.00 0.00 15:11:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 15:11:01 ens3 97.93 94.32 936.17 15.80 0.00 0.00 0.00 0.00 15:12:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:12:01 ens3 60.59 85.52 69.87 19.85 0.00 0.00 0.00 0.00 15:13:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 15:13:01 ens3 642.82 548.03 4097.39 70.80 0.00 0.00 0.00 0.00 15:14:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 15:14:01 ens3 10.40 11.43 8.90 5.66 0.00 0.00 0.00 0.00 Average: lo 0.76 0.76 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 200.57 160.33 1140.00 30.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5014) 07/05/25 _x86_64_ (4 CPU) 15:07:56 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 20.61 0.00 2.71 5.40 3.93 67.35 15:09:01 0 18.54 0.00 1.78 2.18 3.46 74.04 15:09:01 1 32.53 0.00 2.73 9.87 4.38 50.49 15:09:01 2 12.20 0.00 1.83 7.28 3.65 75.04 15:09:01 3 19.14 0.00 4.48 2.28 4.25 69.84 15:10:01 all 20.47 0.00 1.27 1.76 1.73 74.76 15:10:01 0 24.86 0.00 1.48 1.03 1.75 70.88 15:10:01 1 16.39 0.00 1.00 0.22 1.59 80.80 15:10:01 2 13.33 0.00 1.33 5.48 1.51 78.36 15:10:01 3 27.33 0.00 1.28 0.35 2.06 68.98 15:11:01 all 11.75 0.00 0.80 1.20 3.49 82.76 15:11:01 0 9.71 0.00 0.99 0.44 3.29 85.57 15:11:01 1 13.71 0.00 0.79 2.48 3.80 79.23 15:11:01 2 11.39 0.00 0.89 1.50 3.87 82.35 15:11:01 3 12.19 0.00 0.53 0.35 3.02 83.91 15:12:01 all 5.03 0.00 0.29 0.02 1.27 93.39 15:12:01 0 1.10 0.00 0.15 0.00 0.52 98.24 15:12:01 1 3.20 0.00 0.23 0.00 1.23 95.34 15:12:01 2 9.59 0.00 0.74 0.10 2.29 87.28 15:12:01 3 6.21 0.00 0.05 0.00 1.02 92.73 15:13:01 all 15.84 0.00 1.37 0.42 3.73 78.64 15:13:01 0 17.19 0.00 1.32 0.58 3.62 77.30 15:13:01 1 15.45 0.00 0.81 0.00 3.35 80.39 15:13:01 2 16.14 0.00 2.58 1.05 4.94 75.30 15:13:01 3 14.56 0.00 0.79 0.03 3.04 81.58 15:14:01 all 20.57 0.00 0.90 0.90 1.62 76.02 15:14:01 0 12.88 0.00 0.61 0.07 1.61 84.83 15:14:01 1 22.49 0.00 1.10 0.32 1.37 74.73 15:14:01 2 25.42 0.00 0.90 3.09 1.86 68.72 15:14:01 3 21.52 0.00 0.95 0.12 1.61 75.80 Average: all 15.71 0.00 1.23 1.62 2.63 78.81 Average: 0 14.05 0.00 1.06 0.72 2.38 81.80 Average: 1 17.30 0.00 1.11 2.16 2.62 76.81 Average: 2 14.66 0.00 1.38 3.08 3.03 77.85 Average: 3 16.82 0.00 1.35 0.52 2.51 78.79