---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3772 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 467 5344 0 2163 7228 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:3d:00:ea brd ff:ff:ff:ff:ff:ff inet 10.32.7.104/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe3d:ea/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-3772) 06/19/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 137.66 55.16 82.50 3637.13 40664.17 19:15:01 69.81 12.42 57.39 294.95 10440.26 19:16:01 68.47 6.48 61.99 400.87 8586.70 19:17:01 26.41 3.03 23.38 123.29 4507.83 Average: 75.61 19.30 56.31 1117.41 16072.49 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5988964 7414692 2178456 26.67 37284 1568376 713832 7.75 588428 1427872 86924 19:15:01 5743148 7469976 2424272 29.68 58356 1829820 809424 8.78 542700 1681528 156276 19:16:01 5443704 7369928 2723716 33.35 63996 2018784 734448 7.97 729412 1784380 112316 19:17:01 5475248 7404104 2692172 32.96 66112 2019248 679976 7.38 703784 1778560 10764 Average: 5662766 7414675 2504654 30.67 56437 1859057 734420 7.97 641081 1668085 91570 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:02 ens3 386.45 194.93 1474.38 62.70 0.00 0.00 0.00 0.00 19:15:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 74.43 58.95 536.14 14.96 0.00 0.00 0.00 0.00 19:16:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 19:16:01 ens3 264.91 263.72 1242.53 48.83 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 53.57 58.16 30.57 531.85 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 195.33 144.29 822.05 165.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3772) 06/19/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.72 0.00 2.56 4.75 1.39 68.59 19:14:02 0 25.65 0.00 2.53 6.26 1.35 64.22 19:14:02 1 20.66 0.00 1.40 1.47 1.04 75.43 19:14:02 2 16.43 0.00 2.15 7.26 1.48 72.68 19:14:02 3 28.13 0.00 4.18 3.96 1.71 62.02 19:15:01 all 21.10 0.00 1.48 2.07 1.05 74.31 19:15:01 0 3.04 0.00 0.37 0.24 0.67 95.68 19:15:01 1 23.64 0.00 1.00 0.88 0.92 73.56 19:15:01 2 5.71 0.00 1.11 6.27 0.98 85.93 19:15:01 3 52.10 0.00 3.45 0.88 1.61 41.96 19:16:01 all 40.18 0.00 2.05 1.53 3.22 53.02 19:16:01 0 36.49 0.00 2.23 1.95 3.18 56.16 19:16:01 1 39.43 0.00 1.86 0.58 3.09 55.03 19:16:01 2 30.71 0.00 1.81 3.41 3.17 60.90 19:16:01 3 54.12 0.00 2.23 0.20 3.46 39.99 19:17:01 all 20.69 0.00 1.16 1.02 0.94 76.19 19:17:01 0 21.37 0.00 1.48 1.10 0.80 75.25 19:17:01 1 35.62 0.00 1.51 1.91 1.18 59.77 19:17:01 2 12.96 0.00 0.88 0.85 0.65 84.65 19:17:01 3 12.84 0.00 0.81 0.17 1.11 85.07 Average: all 26.20 0.00 1.81 2.34 1.65 68.00 Average: 0 21.70 0.00 1.66 2.39 1.50 72.74 Average: 1 29.88 0.00 1.45 1.21 1.56 65.90 Average: 2 16.49 0.00 1.49 4.44 1.57 76.00 Average: 3 36.74 0.00 2.66 1.30 1.97 57.33