---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-470 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: 2799.974 BogoMIPS: 5599.94 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 563 12601 0 2875 15149 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:00:96:c8 brd ff:ff:ff:ff:ff:ff inet 10.30.106.184/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86016sec preferred_lft 86016sec inet6 fe80::f816:3eff:fe00:96c8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-470) 04/11/26 _x86_64_ (4 CPU) 11:51:32 LINUX RESTART (4 CPU) 11:52:01 tps rtps wtps bread/s bwrtn/s 11:53:01 108.07 54.02 54.04 3587.94 22939.38 11:54:01 77.00 0.13 76.87 21.60 17924.35 11:55:01 107.38 15.13 92.25 367.94 19859.89 11:56:01 82.87 25.86 57.01 1993.80 17590.27 11:57:01 31.39 7.73 23.66 396.07 19453.96 Average: 81.34 20.58 60.77 1273.47 19553.57 11:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:53:01 14122160 15517912 2302808 14.02 46412 1561044 855092 4.89 689312 1422444 73888 11:54:01 13969036 15549820 2455932 14.95 63832 1718340 795720 4.55 666312 1577232 51188 11:55:01 13276184 15162164 3148784 19.17 75904 1998072 1141336 6.53 1078696 1829588 7184 11:56:01 12593660 15152184 3831308 23.33 81864 2651072 1233520 7.06 1240780 2322788 348636 11:57:01 12929152 15525208 3495816 21.28 84056 2684212 797920 4.57 925848 2299820 11320 Average: 13378038 15381458 3046930 18.55 70414 2122548 964718 5.52 920190 1890374 98443 11:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:53:01 lo 1.27 1.27 0.14 0.14 0.00 0.00 0.00 0.00 11:53:01 ens3 380.72 244.31 1381.92 59.10 0.00 0.00 0.00 0.00 11:54:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 11:54:01 ens3 89.85 63.81 466.93 7.06 0.00 0.00 0.00 0.00 11:55:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 11:55:01 ens3 310.08 255.29 2999.45 60.74 0.00 0.00 0.00 0.00 11:56:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 11:56:01 ens3 884.57 619.11 4779.99 167.47 0.00 0.00 0.00 0.00 11:57:01 lo 0.27 0.27 0.04 0.04 0.00 0.00 0.00 0.00 11:57:01 ens3 336.08 193.42 78.85 166.81 0.00 0.00 0.00 0.00 Average: lo 0.65 0.65 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 400.26 275.19 1941.43 92.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-470) 04/11/26 _x86_64_ (4 CPU) 11:51:32 LINUX RESTART (4 CPU) 11:52:01 CPU %user %nice %system %iowait %steal %idle 11:53:01 all 13.56 0.00 1.27 17.08 0.05 68.03 11:53:01 0 16.37 0.00 1.30 17.78 0.07 64.48 11:53:01 1 16.19 0.00 1.72 36.27 0.05 45.76 11:53:01 2 7.02 0.00 0.90 11.42 0.07 80.59 11:53:01 3 14.69 0.00 1.20 2.93 0.05 81.14 11:54:01 all 8.04 0.00 0.64 14.90 0.04 76.39 11:54:01 0 6.82 0.00 0.64 32.60 0.03 59.91 11:54:01 1 10.17 0.00 0.75 22.16 0.05 66.87 11:54:01 2 8.35 0.00 0.76 4.39 0.03 86.47 11:54:01 3 6.80 0.00 0.40 0.60 0.02 92.18 11:55:01 all 24.55 0.00 1.25 32.97 0.10 41.14 11:55:01 0 19.24 0.00 1.47 30.93 0.12 48.25 11:55:01 1 27.76 0.00 1.22 36.96 0.08 33.96 11:55:01 2 29.36 0.00 0.95 35.91 0.08 33.69 11:55:01 3 21.85 0.00 1.34 28.08 0.10 48.64 11:56:01 all 50.49 0.00 2.51 3.71 0.13 43.17 11:56:01 0 53.41 0.00 2.63 5.69 0.15 38.13 11:56:01 1 45.15 0.00 1.71 0.92 0.13 52.09 11:56:01 2 59.51 0.00 3.29 5.11 0.12 31.97 11:56:01 3 43.84 0.00 2.39 3.11 0.13 50.53 11:57:01 all 32.72 0.00 1.04 19.73 0.07 46.45 11:57:01 0 37.15 0.00 0.47 30.06 0.07 32.26 11:57:01 1 33.93 0.00 0.85 4.20 0.07 60.96 11:57:01 2 32.67 0.00 1.92 13.28 0.05 52.08 11:57:01 3 27.11 0.00 0.92 31.35 0.08 40.54 Average: all 25.84 0.00 1.34 17.68 0.08 55.07 Average: 0 26.59 0.00 1.30 23.41 0.09 48.61 Average: 1 26.64 0.00 1.25 20.10 0.08 51.94 Average: 2 27.31 0.00 1.56 14.00 0.07 57.06 Average: 3 22.82 0.00 1.25 13.22 0.08 62.64