---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1709 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.5G 12G 39% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 440 1421 0 2081 3242 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:41:fa:19 brd ff:ff:ff:ff:ff:ff inet 10.32.7.122/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe41:fa19/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1709) 08/05/24 _x86_64_ (4 CPU) 19:12:50 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 27.71 20.58 7.13 1967.67 2072.72 19:15:01 1.14 0.00 1.14 0.00 13.42 19:16:01 121.45 36.88 84.57 1693.05 6347.21 19:17:01 92.60 17.25 75.35 680.69 11463.29 Average: 60.97 18.75 42.22 1089.89 4994.91 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 2182564 3448840 1856080 45.96 23120 1413732 523720 10.29 421508 1294028 244 19:15:01 2182352 3448688 1856292 45.96 23152 1413736 523720 10.29 421232 1293940 120 19:16:01 1731820 3335988 2306824 57.12 52500 1705268 603396 11.86 589720 1539328 165040 19:17:01 1495820 3358316 2542824 62.96 62052 1944496 565628 11.12 660348 1684864 104200 Average: 1898139 3397958 2140505 53.00 40206 1619308 554116 10.89 523202 1453040 67401 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 0.33 0.33 0.04 0.04 0.00 0.00 0.00 0.00 19:14:02 ens3 287.52 168.41 578.48 57.25 0.00 0.00 0.00 0.00 19:15:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 19:15:01 ens3 2.07 1.24 1.03 1.13 0.00 0.00 0.00 0.00 19:16:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 19:16:01 ens3 151.81 106.05 1069.18 23.78 0.00 0.00 0.00 0.00 19:17:01 lo 2.77 2.77 0.26 0.26 0.00 0.00 0.00 0.00 19:17:01 ens3 338.09 346.36 1422.51 581.95 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 195.68 156.16 771.01 166.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1709) 08/05/24 _x86_64_ (4 CPU) 19:12:50 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 4.61 0.00 0.42 0.72 0.02 94.23 19:14:02 0 3.57 0.00 0.53 0.43 0.02 95.44 19:14:02 1 4.66 0.00 0.30 0.74 0.02 94.28 19:14:02 2 6.17 0.00 0.25 0.58 0.02 92.98 19:14:02 3 4.03 0.00 0.59 1.14 0.03 94.22 19:15:01 all 0.03 0.00 0.01 0.01 0.00 99.94 19:15:01 0 0.00 0.00 0.00 0.00 0.00 100.00 19:15:01 1 0.03 0.00 0.02 0.03 0.00 99.92 19:15:01 2 0.07 0.00 0.02 0.00 0.00 99.92 19:15:01 3 0.05 0.00 0.02 0.02 0.00 99.91 19:16:01 all 18.91 0.00 1.42 3.54 0.06 76.07 19:16:01 0 8.45 0.00 1.16 3.26 0.03 87.10 19:16:01 1 1.70 0.00 0.63 7.08 0.03 90.54 19:16:01 2 36.23 0.00 2.36 1.64 0.08 59.69 19:16:01 3 29.34 0.00 1.55 2.20 0.10 66.81 19:17:01 all 33.60 0.00 1.68 1.28 0.08 63.36 19:17:01 0 41.16 0.00 1.60 0.82 0.08 56.34 19:17:01 1 21.77 0.00 0.97 1.82 0.07 75.37 19:17:01 2 39.30 0.00 1.49 0.22 0.10 58.90 19:17:01 3 32.16 0.00 2.61 2.27 0.08 62.88 Average: all 14.35 0.00 0.89 1.40 0.04 83.33 Average: 0 13.33 0.00 0.83 1.14 0.03 84.67 Average: 1 7.07 0.00 0.48 2.43 0.03 89.99 Average: 2 20.50 0.00 1.03 0.61 0.05 77.80 Average: 3 16.48 0.00 1.20 1.41 0.05 80.85