---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5833 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.5G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 1409 11134 0 3495 14301 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:6d:b2:6d brd ff:ff:ff:ff:ff:ff inet 10.30.107.248/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fe6d:b26d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5833) 02/07/26 _x86_64_ (4 CPU) 02:51:42 LINUX RESTART (4 CPU) 02:52:01 tps rtps wtps bread/s bwrtn/s 02:53:02 369.63 56.61 313.01 3678.51 54185.14 02:54:01 236.21 12.07 224.15 257.45 47340.04 02:55:01 550.46 2.78 547.68 288.35 46208.30 02:56:01 38.68 6.97 31.71 198.63 11740.31 Average: 299.01 19.64 279.37 1109.39 39837.79 02:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:53:02 14060820 15568636 2364148 14.39 59252 1652764 808756 4.63 643136 1513192 141544 02:54:01 13035588 15017128 3389380 20.64 86616 2077128 1316528 7.53 1223780 1909672 83508 02:55:01 12044360 15046896 4380608 26.67 152836 2910504 1244088 7.12 1293272 2696272 12180 02:56:01 11477984 14714856 4946984 30.12 154116 3132868 1531552 8.76 1854468 2692324 1120 Average: 12654688 15086879 3770280 22.95 113205 2443316 1225231 7.01 1253664 2202865 59588 02:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:53:02 lo 1.87 1.87 0.20 0.20 0.00 0.00 0.00 0.00 02:53:02 ens3 349.18 240.60 1584.35 72.84 0.00 0.00 0.00 0.00 02:54:01 lo 0.34 0.34 0.04 0.04 0.00 0.00 0.00 0.00 02:54:01 ens3 361.18 269.85 4009.67 48.81 0.00 0.00 0.00 0.00 02:55:01 lo 3.60 3.60 0.32 0.32 0.00 0.00 0.00 0.00 02:55:01 ens3 618.66 440.08 7044.72 56.67 0.00 0.00 0.00 0.00 02:56:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:56:01 ens3 503.15 352.31 658.11 269.90 0.00 0.00 0.00 0.00 Average: lo 1.48 1.48 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 458.44 325.94 3321.27 112.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5833) 02/07/26 _x86_64_ (4 CPU) 02:51:42 LINUX RESTART (4 CPU) 02:52:01 CPU %user %nice %system %iowait %steal %idle 02:53:02 all 17.57 0.00 1.74 11.31 0.05 69.33 02:53:02 0 17.83 0.00 1.49 15.25 0.05 65.38 02:53:02 1 13.52 0.00 1.08 4.16 0.05 81.19 02:53:02 2 15.04 0.00 1.64 20.46 0.05 62.80 02:53:02 3 23.93 0.00 2.69 5.30 0.07 68.00 02:54:01 all 24.58 0.00 1.87 6.62 0.08 66.85 02:54:01 0 25.03 0.00 1.87 2.87 0.07 70.16 02:54:01 1 19.12 0.00 1.97 2.75 0.08 76.08 02:54:01 2 32.85 0.00 1.96 20.32 0.08 44.78 02:54:01 3 21.31 0.00 1.70 0.49 0.07 76.43 02:55:01 all 34.85 0.00 5.04 2.51 0.14 57.46 02:55:01 0 32.43 0.00 4.09 0.28 0.15 63.04 02:55:01 1 37.04 0.00 3.66 0.87 0.13 58.29 02:55:01 2 28.54 0.00 5.24 7.67 0.13 58.42 02:55:01 3 41.38 0.00 7.19 1.21 0.15 50.07 02:56:01 all 41.93 0.00 1.83 0.50 0.08 55.67 02:56:01 0 51.72 0.00 1.97 0.02 0.07 46.23 02:56:01 1 43.33 0.00 1.99 0.30 0.07 54.31 02:56:01 2 44.05 0.00 1.17 0.10 0.07 54.61 02:56:01 3 28.60 0.00 2.19 1.59 0.08 67.54 Average: all 29.75 0.00 2.62 5.23 0.09 62.31 Average: 0 31.80 0.00 2.36 4.61 0.08 61.16 Average: 1 28.29 0.00 2.18 2.02 0.08 67.44 Average: 2 30.08 0.00 2.50 12.13 0.08 55.20 Average: 3 28.83 0.00 3.45 2.15 0.09 65.48