---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8588 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 449 5145 0 2380 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:b4:9a:fb brd ff:ff:ff:ff:ff:ff inet 10.32.7.44/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86021sec preferred_lft 86021sec inet6 fe80::f816:3eff:feb4:9afb/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-8588) 11/08/25 _x86_64_ (4 CPU) 22:37:49 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:01 114.26 53.77 60.49 3534.61 5231.54 22:40:01 80.94 29.71 51.23 1646.92 9339.55 22:41:01 31.73 0.17 31.56 2.40 6081.39 22:42:01 9.60 0.00 9.60 0.00 371.00 22:43:01 54.17 2.72 51.46 189.84 12316.75 22:44:01 21.37 0.12 21.25 3.12 1486.55 Average: 52.10 14.45 37.64 898.63 5816.47 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:01 5954052 7395204 2213368 27.10 38532 1581540 726028 7.88 611128 1436636 102276 22:40:01 5631580 7332008 2535840 31.05 56900 1807408 843820 9.16 685808 1654256 104532 22:41:01 5542608 7317264 2624812 32.14 59196 1877448 800324 8.68 701552 1722964 1968 22:42:01 5467920 7251596 2699500 33.05 61096 1883420 867084 9.41 769192 1727220 3284 22:43:01 5326148 7470604 2841272 34.79 66292 2231796 635668 6.90 587004 2037812 27500 22:44:01 5209216 7356600 2958204 36.22 68168 2232236 742324 8.05 706868 2033804 11000 Average: 5521921 7353879 2645499 32.39 58364 1935641 769208 8.35 676925 1768782 41760 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:39:01 ens3 343.18 217.78 1412.12 65.18 0.00 0.00 0.00 0.00 22:40:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 22:40:01 ens3 67.68 42.95 429.10 12.47 0.00 0.00 0.00 0.00 22:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:41:01 ens3 96.70 107.60 1155.27 15.51 0.00 0.00 0.00 0.00 22:42:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:42:01 ens3 88.79 127.00 93.22 19.66 0.00 0.00 0.00 0.00 22:43:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 22:43:01 ens3 616.03 537.44 4055.65 72.34 0.00 0.00 0.00 0.00 22:44:01 lo 0.95 0.95 0.08 0.08 0.00 0.00 0.00 0.00 22:44:01 ens3 8.96 10.83 6.75 4.97 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 204.09 174.38 1195.27 31.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8588) 11/08/25 _x86_64_ (4 CPU) 22:37:49 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:01 all 22.78 0.00 1.78 3.44 1.09 70.91 22:39:01 0 9.54 0.00 1.50 3.13 0.67 85.17 22:39:01 1 9.19 0.00 1.17 5.00 0.82 83.82 22:39:01 2 31.80 0.00 2.33 4.12 1.37 60.37 22:39:01 3 40.58 0.00 2.15 1.53 1.50 54.23 22:40:01 all 22.36 0.00 1.36 2.22 1.09 72.98 22:40:01 0 11.62 0.00 0.70 1.18 0.67 85.83 22:40:01 1 43.70 0.00 2.17 0.48 1.59 52.06 22:40:01 2 22.63 0.00 1.73 6.04 1.46 68.13 22:40:01 3 11.47 0.00 0.83 1.15 0.63 85.91 22:41:01 all 9.99 0.00 0.54 0.41 0.45 88.61 22:41:01 0 7.10 0.00 0.58 1.10 0.33 90.88 22:41:01 1 13.95 0.00 0.55 0.32 0.54 84.65 22:41:01 2 14.27 0.00 0.55 0.08 0.48 84.61 22:41:01 3 4.66 0.00 0.50 0.10 0.47 94.27 22:42:01 all 6.27 0.00 0.47 0.03 0.35 92.88 22:42:01 0 1.48 0.00 0.20 0.02 0.20 98.10 22:42:01 1 5.60 0.00 0.42 0.00 0.25 93.73 22:42:01 2 8.44 0.00 0.85 0.10 0.32 90.29 22:42:01 3 9.59 0.00 0.42 0.00 0.62 89.38 22:43:01 all 20.17 0.00 1.74 0.68 0.87 76.53 22:43:01 0 13.67 0.00 1.68 0.05 0.91 83.68 22:43:01 1 16.60 0.00 1.60 0.60 0.75 80.45 22:43:01 2 39.00 0.00 2.05 1.91 1.10 55.94 22:43:01 3 11.35 0.00 1.63 0.17 0.70 86.15 22:44:01 all 21.23 0.00 0.88 0.58 0.71 76.60 22:44:01 0 23.18 0.00 0.74 0.05 0.66 75.37 22:44:01 1 5.38 0.00 0.30 0.00 0.25 94.06 22:44:01 2 24.87 0.00 0.85 2.20 0.86 71.22 22:44:01 3 31.55 0.00 1.62 0.03 1.10 65.69 Average: all 17.13 0.00 1.13 1.23 0.76 79.75 Average: 0 11.07 0.00 0.90 0.92 0.57 86.53 Average: 1 15.75 0.00 1.04 1.07 0.70 81.44 Average: 2 23.51 0.00 1.39 2.41 0.93 71.75 Average: 3 18.18 0.00 1.19 0.50 0.84 79.29