---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5 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 459 5163 0 2353 7233 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:d5:7b:57 brd ff:ff:ff:ff:ff:ff inet 10.32.7.185/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85934sec preferred_lft 85934sec inet6 fe80::f816:3eff:fed5:7b57/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5) 08/03/25 _x86_64_ (4 CPU) 11:32:11 LINUX RESTART (4 CPU) 11:33:01 tps rtps wtps bread/s bwrtn/s 11:34:01 42.10 5.13 36.97 71.58 5354.08 11:35:01 71.37 25.36 46.01 1468.02 8157.31 11:36:01 31.91 4.37 27.55 161.57 5072.49 11:37:01 8.53 0.00 8.53 0.00 319.95 11:38:01 36.59 1.08 35.50 63.01 7694.79 11:39:01 27.38 1.68 25.70 127.12 5049.83 Average: 36.31 6.27 30.04 315.17 5274.99 11:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:34:01 5867012 7379848 2300400 28.17 48468 1635636 729228 7.91 618936 1499776 141588 11:35:01 5699816 7389988 2467596 30.21 56988 1797360 833960 9.05 624524 1647052 98576 11:36:01 5557308 7301560 2610104 31.96 58844 1848168 807164 8.76 715568 1695284 976 11:37:01 5538512 7289772 2628900 32.19 60720 1852400 820204 8.90 729948 1698588 2200 11:38:01 5181764 7212184 2985648 36.56 63992 2122008 867480 9.41 811300 1960164 53076 11:39:01 5261480 7377504 2905932 35.58 67024 2203216 722812 7.84 682356 2008208 24368 Average: 5517649 7325143 2649763 32.44 59339 1909798 796808 8.65 697105 1751512 53464 11:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:34:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:34:01 ens3 60.70 43.30 784.55 5.02 0.00 0.00 0.00 0.00 11:35:01 lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 11:35:01 ens3 51.89 35.01 418.51 8.66 0.00 0.00 0.00 0.00 11:36:01 lo 0.23 0.23 0.02 0.02 0.00 0.00 0.00 0.00 11:36:01 ens3 76.97 87.32 757.55 12.61 0.00 0.00 0.00 0.00 11:37:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:37:01 ens3 56.46 79.20 60.72 12.66 0.00 0.00 0.00 0.00 11:38:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:38:01 ens3 509.68 379.55 3663.01 56.55 0.00 0.00 0.00 0.00 11:39:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 11:39:01 ens3 106.40 99.95 449.29 29.31 0.00 0.00 0.00 0.00 Average: lo 0.57 0.57 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 143.72 120.75 1022.51 20.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5) 08/03/25 _x86_64_ (4 CPU) 11:32:11 LINUX RESTART (4 CPU) 11:33:01 CPU %user %nice %system %iowait %steal %idle 11:34:01 all 16.78 0.00 1.54 2.23 5.08 74.37 11:34:01 0 10.51 0.00 0.82 0.10 3.53 85.04 11:34:01 1 3.93 0.00 1.77 7.34 4.60 82.36 11:34:01 2 5.16 0.00 0.40 0.03 1.80 92.60 11:34:01 3 47.90 0.00 3.20 1.40 10.43 37.07 11:35:01 all 18.06 0.00 1.50 3.22 7.19 70.03 11:35:01 0 29.30 0.00 2.15 3.33 8.66 56.56 11:35:01 1 12.75 0.00 1.73 5.80 7.26 72.46 11:35:01 2 8.49 0.00 0.92 1.93 5.44 83.21 11:35:01 3 21.74 0.00 1.20 1.86 7.39 67.81 11:36:01 all 12.09 0.00 0.90 0.44 9.69 76.88 11:36:01 0 17.43 0.00 0.73 0.94 10.92 69.99 11:36:01 1 9.94 0.00 1.07 0.58 9.54 78.87 11:36:01 2 7.26 0.00 0.63 0.21 7.42 84.48 11:36:01 3 13.70 0.00 1.19 0.03 10.85 74.23 11:37:01 all 5.07 0.00 0.41 0.06 3.57 90.89 11:37:01 0 5.84 0.00 0.57 0.00 5.10 88.49 11:37:01 1 4.42 0.00 0.67 0.00 4.35 90.56 11:37:01 2 5.53 0.00 0.33 0.21 2.90 91.03 11:37:01 3 4.46 0.00 0.05 0.00 1.93 93.55 11:38:01 all 12.87 0.00 1.62 0.28 8.56 76.67 11:38:01 0 8.47 0.00 1.51 0.24 10.07 79.71 11:38:01 1 14.28 0.00 1.47 0.03 7.63 76.58 11:38:01 2 15.11 0.00 1.33 0.39 7.67 75.50 11:38:01 3 13.70 0.00 2.18 0.44 8.85 74.83 11:39:01 all 18.95 0.00 1.21 1.16 4.87 73.82 11:39:01 0 7.67 0.00 1.03 0.54 3.66 87.10 11:39:01 1 19.68 0.00 0.75 0.31 4.88 74.37 11:39:01 2 38.25 0.00 1.97 0.88 6.43 52.48 11:39:01 3 10.46 0.00 1.09 2.92 4.54 81.00 Average: all 13.96 0.00 1.20 1.23 6.51 77.10 Average: 0 13.20 0.00 1.13 0.86 7.01 77.80 Average: 1 10.83 0.00 1.24 2.34 6.38 79.19 Average: 2 13.25 0.00 0.93 0.61 5.29 79.92 Average: 3 18.57 0.00 1.48 1.11 7.34 71.50