---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13036 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 8.7G 11G 46% / 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 464 4109 0 3401 7212 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:9e:3f:78 brd ff:ff:ff:ff:ff:ff inet 10.32.7.27/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86195sec preferred_lft 86195sec inet6 fe80::f816:3eff:fe9e:3f78/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-13036) 09/19/26 _x86_64_ (4 CPU) 08:12:50 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:03 130.69 47.78 82.91 3336.49 8360.03 08:15:01 157.51 44.16 113.34 2910.67 54148.60 08:16:01 48.71 4.23 44.48 167.57 5527.88 Average: 111.80 31.93 79.87 2129.63 22324.52 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:03 5884212 7455032 2283208 27.96 50188 1690912 659964 7.16 532176 1568564 182484 08:15:01 3902284 6943032 4265136 52.22 64088 3117240 1172060 12.72 1088960 2930764 14008 08:16:01 4240384 7416092 3927036 48.08 69816 3243076 649064 7.04 695420 2981856 27708 Average: 4675627 7271385 3491793 42.75 61364 2683743 827029 8.97 772185 2493728 74733 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:03 ens3 379.47 229.89 1753.86 65.70 0.00 0.00 0.00 0.00 08:14:03 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 08:15:01 ens3 1183.90 802.71 20939.06 106.51 0.00 0.00 0.00 0.00 08:15:01 lo 1.59 1.59 0.15 0.15 0.00 0.00 0.00 0.00 08:16:01 ens3 219.03 210.38 860.83 55.61 0.00 0.00 0.00 0.00 08:16:01 lo 1.83 1.83 0.23 0.23 0.00 0.00 0.00 0.00 Average: ens3 587.50 409.95 7703.89 75.60 0.00 0.00 0.00 0.00 Average: lo 1.47 1.47 0.16 0.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-13036) 09/19/26 _x86_64_ (4 CPU) 08:12:50 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:03 all 21.73 0.00 1.82 3.85 0.06 72.53 08:14:03 0 8.10 0.00 1.59 9.86 0.03 80.42 08:14:03 1 18.71 0.00 1.45 3.29 0.08 76.47 08:14:03 2 11.18 0.00 0.82 0.60 0.05 87.35 08:14:03 3 48.91 0.00 3.39 1.67 0.10 45.93 08:15:01 all 31.47 0.00 2.31 3.61 0.10 62.51 08:15:01 0 23.17 0.00 1.36 5.81 0.09 69.57 08:15:01 1 23.12 0.00 1.43 2.11 0.07 73.27 08:15:01 2 28.60 0.00 4.00 4.36 0.09 62.95 08:15:01 3 51.21 0.00 2.46 2.14 0.10 44.09 08:16:01 all 27.61 0.00 1.56 1.02 0.07 69.74 08:16:01 0 20.32 0.00 1.50 1.26 0.05 76.87 08:16:01 1 36.32 0.00 1.67 0.55 0.08 61.39 08:16:01 2 31.78 0.00 1.49 0.10 0.07 66.57 08:16:01 3 22.08 0.00 1.59 2.16 0.07 74.11 Average: all 26.89 0.00 1.89 2.82 0.07 68.33 Average: 0 17.16 0.00 1.49 5.62 0.06 75.68 Average: 1 26.09 0.00 1.52 1.98 0.08 70.34 Average: 2 23.80 0.00 2.08 1.66 0.07 72.40 Average: 3 40.59 0.00 2.48 1.99 0.09 54.85