---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-27199 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.3G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 564 12305 0 3170 15145 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:2d:9f:e4 brd ff:ff:ff:ff:ff:ff inet 10.30.106.31/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fe2d:9fe4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-27199) 07/11/25 _x86_64_ (4 CPU) 01:12:34 LINUX RESTART (4 CPU) 01:13:01 tps rtps wtps bread/s bwrtn/s 01:14:01 118.35 18.85 99.50 695.75 38551.04 01:15:01 172.17 31.93 140.24 1766.51 40145.98 01:16:01 81.01 3.97 77.04 104.90 19551.75 Average: 123.84 18.25 105.59 855.68 32748.86 01:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:14:01 13986220 15622320 2438740 14.85 67844 1764468 722672 4.14 593216 1621712 222016 01:15:01 13214804 15135020 3210156 19.54 82892 2022536 1041088 5.96 1120128 1841808 25500 01:16:01 12637584 15521588 3787376 23.06 95372 2947520 768788 4.40 1184416 2313596 421872 Average: 13279536 15426309 3145424 19.15 82036 2244841 844183 4.83 965920 1925705 223129 01:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:14:01 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 01:14:01 ens3 133.31 94.02 1113.13 12.38 0.00 0.00 0.00 0.00 01:15:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 01:15:01 ens3 382.52 337.43 3234.10 76.39 0.00 0.00 0.00 0.00 01:16:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 01:16:01 ens3 534.67 415.46 5796.79 64.57 0.00 0.00 0.00 0.00 Average: lo 0.64 0.64 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 350.18 282.31 3381.48 51.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-27199) 07/11/25 _x86_64_ (4 CPU) 01:12:34 LINUX RESTART (4 CPU) 01:13:01 CPU %user %nice %system %iowait %steal %idle 01:14:01 all 18.73 0.00 1.18 5.98 0.06 74.05 01:14:01 0 14.89 0.00 0.98 1.18 0.03 82.91 01:14:01 1 11.79 0.00 0.92 20.06 0.08 67.14 01:14:01 2 11.90 0.00 0.77 0.45 0.03 86.85 01:14:01 3 36.33 0.00 2.05 2.31 0.07 59.24 01:15:01 all 21.03 0.00 1.46 2.35 0.07 75.10 01:15:01 0 23.60 0.00 1.45 1.22 0.07 73.67 01:15:01 1 19.84 0.00 1.67 7.08 0.07 71.34 01:15:01 2 24.12 0.00 1.20 0.37 0.07 74.25 01:15:01 3 16.61 0.00 1.50 0.73 0.07 81.10 01:16:01 all 38.74 0.00 2.44 3.15 0.30 55.37 01:16:01 0 36.04 0.00 2.26 0.00 0.08 61.62 01:16:01 1 30.24 0.00 2.54 10.39 0.10 56.74 01:16:01 2 38.76 0.00 2.11 2.13 0.12 56.87 01:16:01 3 49.83 0.00 2.81 0.13 0.90 46.34 Average: all 26.16 0.00 1.69 3.82 0.14 68.18 Average: 0 24.83 0.00 1.56 0.80 0.06 72.74 Average: 1 20.62 0.00 1.71 12.50 0.08 65.08 Average: 2 24.90 0.00 1.36 0.98 0.07 72.69 Average: 3 34.25 0.00 2.12 1.05 0.34 62.23