---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1602 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 483 5236 0 2255 7209 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:6d:01:b4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.69/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe6d:1b4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1602) 05/23/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 147.31 64.62 82.69 4243.21 40921.69 14:57:01 74.59 17.44 57.15 1247.59 10155.66 14:58:01 94.07 21.65 72.42 986.24 9167.67 14:59:01 30.19 3.47 26.73 134.24 5191.93 Average: 86.60 26.84 59.76 1654.75 16387.50 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5971020 7406440 2196392 26.89 37392 1578232 707264 7.67 597128 1438260 89648 14:57:01 5700444 7458864 2466968 30.21 58452 1861460 816668 8.86 553896 1714512 156356 14:58:01 5236108 7137416 2931304 35.89 66008 1990796 903164 9.80 944536 1774100 6920 14:59:01 5358720 7377212 2808692 34.39 68948 2103872 697328 7.57 769052 1826764 8420 Average: 5566573 7344983 2600839 31.84 57700 1883590 781106 8.48 716153 1688409 65336 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 14:56:02 ens3 372.05 216.03 1522.31 65.12 0.00 0.00 0.00 0.00 14:57:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 14:57:01 ens3 79.20 58.12 532.39 15.43 0.00 0.00 0.00 0.00 14:58:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 14:58:01 ens3 310.98 360.66 1557.91 57.93 0.00 0.00 0.00 0.00 14:59:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 14:59:01 ens3 71.84 79.99 55.72 611.99 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 209.08 179.21 918.76 188.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1602) 05/23/26 _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 20.23 0.00 2.56 4.93 3.38 68.90 14:56:02 0 7.28 0.00 1.73 8.72 3.67 78.60 14:56:02 1 27.79 0.00 3.83 4.23 3.14 61.00 14:56:02 2 34.23 0.00 3.52 4.68 4.20 53.38 14:56:02 3 11.67 0.00 1.21 2.05 2.50 82.57 14:57:01 all 20.50 0.00 1.44 2.55 1.85 73.66 14:57:01 0 2.03 0.00 0.50 4.54 1.24 91.68 14:57:01 1 28.44 0.00 1.87 1.90 1.77 66.02 14:57:01 2 31.57 0.00 2.01 1.72 2.82 61.88 14:57:01 3 20.01 0.00 1.37 2.01 1.55 75.06 14:58:01 all 42.06 0.00 2.20 1.80 6.74 47.21 14:58:01 0 36.83 0.00 2.36 1.35 6.38 53.07 14:58:01 1 46.23 0.00 2.08 1.82 7.02 42.86 14:58:01 2 45.04 0.00 1.60 3.25 5.85 44.25 14:58:01 3 40.14 0.00 2.75 0.78 7.72 48.61 14:59:01 all 20.87 0.00 1.09 1.16 1.52 75.36 14:59:01 0 55.04 0.00 1.66 0.32 2.36 40.63 14:59:01 1 10.05 0.00 1.06 3.03 1.19 84.66 14:59:01 2 1.61 0.00 0.58 1.11 1.01 95.69 14:59:01 3 16.85 0.00 1.04 0.20 1.51 80.39 Average: all 25.99 0.00 1.83 2.61 3.39 66.18 Average: 0 25.33 0.00 1.57 3.74 3.43 65.93 Average: 1 28.18 0.00 2.21 2.75 3.30 63.56 Average: 2 28.17 0.00 1.93 2.70 3.48 63.72 Average: 3 22.29 0.00 1.60 1.25 3.36 71.50