---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9861 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 7.6G 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 468 5331 0 2176 7227 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:b9:54:ec brd ff:ff:ff:ff:ff:ff inet 10.32.7.134/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:feb9:54ec/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-9861) 03/27/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 144.69 71.75 72.95 4320.51 40057.99 14:57:01 86.15 30.52 55.63 1729.74 8927.57 14:58:01 71.87 9.03 62.84 520.05 8142.08 14:59:01 28.48 3.40 25.08 129.31 4971.84 Average: 82.84 28.75 54.08 1679.74 15585.65 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 6019404 7411608 2148016 26.30 36524 1536248 704124 7.64 587696 1399744 72640 14:57:01 5587748 7286080 2579672 31.58 57248 1805412 840720 9.12 733640 1651480 118144 14:58:01 5512068 7438788 2655352 32.51 64936 2019420 662664 7.19 697440 1749976 113888 14:59:01 5410876 7352216 2756544 33.75 67460 2030892 732280 7.95 793548 1754304 8780 Average: 5632524 7372173 2534896 31.04 56542 1847993 734947 7.97 703081 1638876 78363 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 14:56:02 ens3 452.59 236.28 1271.53 65.35 0.00 0.00 0.00 0.00 14:57:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 14:57:01 ens3 84.85 68.95 714.40 17.76 0.00 0.00 0.00 0.00 14:58:01 lo 0.71 0.71 0.06 0.06 0.00 0.00 0.00 0.00 14:58:01 ens3 350.82 377.55 1592.24 64.08 0.00 0.00 0.00 0.00 14:59:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 14:59:01 ens3 59.69 62.91 27.98 606.17 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 237.17 186.12 899.45 189.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9861) 03/27/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 21.20 0.00 3.30 4.76 1.18 69.57 14:56:02 0 18.91 0.00 7.01 3.35 1.18 69.55 14:56:02 1 25.36 0.00 1.98 9.11 1.17 62.38 14:56:02 2 23.48 0.00 2.03 2.73 1.26 70.49 14:56:02 3 17.04 0.00 2.17 3.86 1.09 75.85 14:57:01 all 24.88 0.00 1.61 2.27 1.09 70.15 14:57:01 0 6.17 0.00 0.64 1.15 0.58 91.46 14:57:01 1 25.97 0.00 1.63 5.20 1.25 65.95 14:57:01 2 54.94 0.00 3.19 1.68 1.63 38.57 14:57:01 3 12.48 0.00 0.97 1.03 0.90 84.63 14:58:01 all 45.86 0.00 2.73 0.71 2.98 47.73 14:58:01 0 48.63 0.00 2.32 0.81 2.55 45.69 14:58:01 1 47.56 0.00 3.48 1.12 2.87 44.97 14:58:01 2 51.20 0.00 2.27 0.27 3.47 42.78 14:58:01 3 36.07 0.00 2.89 0.61 2.99 57.45 14:59:01 all 21.12 0.00 1.01 0.77 0.69 76.41 14:59:01 0 26.36 0.00 0.80 0.08 0.75 72.01 14:59:01 1 39.37 0.00 1.18 0.30 1.07 58.08 14:59:01 2 9.40 0.00 1.15 1.65 0.50 87.31 14:59:01 3 9.39 0.00 0.90 1.05 0.43 88.23 Average: all 28.21 0.00 2.16 2.13 1.48 66.02 Average: 0 25.01 0.00 2.70 1.35 1.26 69.67 Average: 1 34.54 0.00 2.06 3.94 1.58 57.88 Average: 2 34.58 0.00 2.15 1.59 1.71 59.97 Average: 3 18.72 0.00 1.73 1.64 1.35 76.57