---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-399 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: 2799.998 BogoMIPS: 5599.99 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 9.0G 69G 12% / 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 536 12696 0 2806 15176 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:f1:d7:71 brd ff:ff:ff:ff:ff:ff inet 10.30.107.42/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fef1:d771/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-399) 05/17/26 _x86_64_ (4 CPU) 03:04:24 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:01 137.35 11.39 125.96 310.59 44163.90 03:07:01 95.43 4.52 90.92 129.82 28415.99 03:08:01 21.16 5.42 15.75 409.13 1901.42 03:09:01 56.04 6.10 49.94 160.11 19775.24 Average: 77.25 6.84 70.41 252.16 23478.17 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13893184 15632360 2531784 15.41 71716 1860660 704804 4.03 595468 1708112 159780 03:07:01 12903244 14837700 3521724 21.44 84092 2034460 1498280 8.57 1415052 1857192 14004 03:08:01 12580200 14631704 3844768 23.41 86964 2144740 1884336 10.78 1674824 1910724 66168 03:09:01 13055680 15594480 3369288 20.51 91800 2620876 733412 4.20 908944 2192672 11340 Average: 13108077 15174061 3316891 20.19 83643 2165184 1205208 6.90 1148572 1917175 62823 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 157.43 122.42 1598.74 30.24 0.00 0.00 0.00 0.00 03:06:01 lo 1.08 1.08 0.13 0.13 0.00 0.00 0.00 0.00 03:07:01 ens3 362.50 288.27 2553.74 64.20 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 2547.59 1705.22 999.07 582.09 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:09:01 ens3 302.57 232.56 364.65 1791.68 0.00 0.00 0.00 0.00 03:09:01 lo 3.35 3.35 0.31 0.31 0.00 0.00 0.00 0.00 Average: ens3 845.37 589.05 1378.18 619.49 0.00 0.00 0.00 0.00 Average: lo 1.29 1.29 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-399) 05/17/26 _x86_64_ (4 CPU) 03:04:24 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 13.79 0.00 1.25 5.36 0.06 79.53 03:06:01 0 19.76 0.00 1.24 0.63 0.05 78.33 03:06:01 1 4.50 0.00 0.77 12.13 0.05 82.55 03:06:01 2 12.23 0.00 1.36 7.50 0.09 78.82 03:06:01 3 18.64 0.00 1.63 1.26 0.05 78.42 03:07:01 all 34.60 0.00 1.52 1.79 0.09 62.01 03:07:01 0 41.04 0.00 1.72 0.90 0.10 56.24 03:07:01 1 39.65 0.00 0.97 4.25 0.08 55.04 03:07:01 2 31.81 0.00 1.85 1.30 0.08 64.95 03:07:01 3 25.90 0.00 1.52 0.70 0.08 71.79 03:08:01 all 35.54 0.00 5.44 0.10 0.06 58.85 03:08:01 0 50.00 0.00 6.98 0.02 0.07 42.94 03:08:01 1 28.67 0.00 1.51 0.28 0.07 69.47 03:08:01 2 29.75 0.00 3.32 0.12 0.05 66.77 03:08:01 3 33.72 0.00 9.94 0.00 0.07 56.28 03:09:01 all 32.70 0.00 2.08 0.84 0.07 64.31 03:09:01 0 31.72 0.00 2.14 0.27 0.07 65.80 03:09:01 1 36.45 0.00 2.31 1.68 0.08 59.48 03:09:01 2 34.22 0.00 2.19 0.33 0.07 63.20 03:09:01 3 28.41 0.00 1.70 1.12 0.05 68.72 Average: all 29.22 0.00 2.58 2.01 0.07 66.12 Average: 0 35.69 0.00 3.02 0.45 0.07 60.76 Average: 1 27.42 0.00 1.39 4.55 0.07 66.56 Average: 2 27.07 0.00 2.18 2.29 0.07 68.39 Average: 3 26.70 0.00 3.71 0.77 0.06 68.75