---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1294 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 480 5398 0 2097 7217 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:7a:69:55 brd ff:ff:ff:ff:ff:ff inet 10.32.6.33/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fe7a:6955/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1294) 05/19/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 149.19 63.92 85.27 4231.69 40753.62 19:15:01 68.86 12.83 56.02 310.21 9617.73 19:16:01 59.94 8.55 51.39 470.83 6829.39 19:17:01 24.36 0.35 24.01 33.73 4426.60 Average: 75.59 21.41 54.17 1261.55 15406.12 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5953056 7384388 2214356 27.11 37220 1574168 716536 7.77 614660 1433232 89644 19:15:01 5578324 7245548 2589088 31.70 58024 1773064 888780 9.64 777316 1613516 101952 19:16:01 5562512 7421144 2604900 31.89 62908 1955256 661428 7.18 680748 1717608 114764 19:17:01 5540828 7402976 2626584 32.16 65076 1956376 666688 7.23 703272 1715664 9628 Average: 5658680 7363514 2508732 30.72 55807 1814716 733358 7.96 693999 1620005 78997 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 19:14:01 ens3 440.78 251.92 1523.62 67.32 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 91.18 82.57 464.94 20.99 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 260.89 278.74 1212.30 564.96 0.00 0.00 0.00 0.00 19:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:17:01 ens3 13.13 13.65 10.49 8.05 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 201.50 156.73 802.87 165.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1294) 05/19/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.67 0.00 2.64 4.72 1.34 69.63 19:14:01 0 8.40 0.00 4.01 0.92 1.00 85.67 19:14:01 1 41.57 0.00 2.99 4.62 1.94 48.88 19:14:01 2 17.21 0.00 1.58 7.19 1.23 72.78 19:14:01 3 19.55 0.00 1.99 6.16 1.20 71.10 19:15:01 all 26.70 0.00 1.70 1.64 1.86 68.11 19:15:01 0 14.09 0.00 0.95 1.93 1.13 81.90 19:15:01 1 31.23 0.00 2.03 3.17 2.23 61.33 19:15:01 2 31.18 0.00 2.30 1.28 2.44 62.81 19:15:01 3 30.25 0.00 1.51 0.17 1.63 66.44 19:16:01 all 35.87 0.00 2.10 1.27 2.36 58.39 19:16:01 0 27.58 0.00 1.83 2.07 2.03 66.49 19:16:01 1 41.88 0.00 1.66 0.61 2.87 52.99 19:16:01 2 43.03 0.00 2.66 1.93 2.41 49.98 19:16:01 3 30.92 0.00 2.26 0.50 2.12 64.20 19:17:01 all 21.11 0.00 0.92 0.74 0.87 76.36 19:17:01 0 4.31 0.00 0.58 1.30 0.28 93.52 19:17:01 1 50.95 0.00 1.46 0.93 1.84 44.82 19:17:01 2 19.00 0.00 1.05 0.03 0.82 79.10 19:17:01 3 10.13 0.00 0.58 0.68 0.52 88.09 Average: all 26.34 0.00 1.84 2.09 1.61 68.12 Average: 0 13.59 0.00 1.84 1.55 1.11 81.90 Average: 1 41.39 0.00 2.03 2.33 2.22 52.02 Average: 2 27.63 0.00 1.90 2.60 1.73 66.14 Average: 3 22.71 0.00 1.58 1.88 1.37 72.46