---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9927 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 7.7G 12G 40% / 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 475 5290 0 2210 7218 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:a4:05:2e brd ff:ff:ff:ff:ff:ff inet 10.32.7.250/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fea4:52e/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-9927) 03/28/26 _x86_64_ (4 CPU) 07:38:56 LINUX RESTART (4 CPU) 07:39:02 tps rtps wtps bread/s bwrtn/s 07:40:01 154.24 66.71 87.53 4331.14 41429.36 07:41:01 69.74 12.48 57.26 265.82 11014.30 07:42:01 77.60 6.05 71.55 402.87 9236.06 07:43:01 27.35 0.68 26.66 77.72 3615.40 Average: 81.93 21.29 60.64 1256.71 16219.81 07:39:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 5959296 7382808 2208124 27.04 37320 1565836 726356 7.88 618300 1426244 87640 07:41:01 5468784 7190400 2698636 33.04 57824 1826632 906516 9.84 828988 1672036 101044 07:42:01 5446464 7413680 2720956 33.31 65596 2056516 654664 7.10 672708 1834184 70524 07:43:01 5471620 7442020 2695800 33.01 68136 2057072 623896 6.77 652032 1830208 9308 Average: 5586541 7357227 2580879 31.60 57219 1876514 727858 7.90 693007 1690668 67129 07:39:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 07:40:01 ens3 490.99 271.55 1475.67 69.98 0.00 0.00 0.00 0.00 07:41:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 07:41:01 ens3 122.48 100.35 1556.02 20.46 0.00 0.00 0.00 0.00 07:42:01 lo 1.67 1.67 0.19 0.19 0.00 0.00 0.00 0.00 07:42:01 ens3 448.23 494.42 2452.69 80.24 0.00 0.00 0.00 0.00 07:43:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:43:01 ens3 11.90 12.85 9.26 6.11 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 267.48 219.58 1372.98 44.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9927) 03/28/26 _x86_64_ (4 CPU) 07:38:56 LINUX RESTART (4 CPU) 07:39:02 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 22.56 0.00 2.67 5.09 1.28 68.41 07:40:01 0 20.72 0.00 1.85 3.38 1.05 73.00 07:40:01 1 28.63 0.00 1.84 4.57 1.24 63.72 07:40:01 2 24.25 0.00 2.24 8.74 1.54 63.23 07:40:01 3 16.66 0.00 4.69 3.64 1.25 73.75 07:41:01 all 28.21 0.00 1.59 1.64 1.70 66.85 07:41:01 0 17.73 0.00 0.78 0.83 1.02 79.64 07:41:01 1 30.28 0.00 1.31 0.42 1.86 66.14 07:41:01 2 30.06 0.00 2.49 4.77 1.92 60.76 07:41:01 3 34.75 0.00 1.81 0.56 2.01 60.87 07:42:01 all 45.65 0.00 2.25 1.12 3.02 47.95 07:42:01 0 41.13 0.00 2.66 0.99 2.99 52.22 07:42:01 1 50.65 0.00 2.05 1.00 3.17 43.13 07:42:01 2 45.51 0.00 2.49 1.88 3.02 47.10 07:42:01 3 45.37 0.00 1.76 0.60 2.93 49.33 07:43:01 all 21.21 0.00 0.96 0.76 0.90 76.17 07:43:01 0 11.83 0.00 0.99 0.78 1.20 85.20 07:43:01 1 40.34 0.00 1.33 0.10 1.20 57.02 07:43:01 2 5.61 0.00 0.75 2.03 0.37 91.24 07:43:01 3 27.19 0.00 0.80 0.12 0.83 71.06 Average: all 29.44 0.00 1.86 2.14 1.73 64.83 Average: 0 22.87 0.00 1.57 1.48 1.57 72.51 Average: 1 37.51 0.00 1.63 1.51 1.87 57.48 Average: 2 26.38 0.00 1.99 4.34 1.72 65.58 Average: 3 31.06 0.00 2.26 1.22 1.76 63.70