---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9995 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 7.5G 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 464 5418 0 2093 7233 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:d0:76:c7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.179/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fed0:76c7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9995) 03/28/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:02 tps rtps wtps bread/s bwrtn/s 19:14:01 136.12 60.86 75.26 4055.85 39892.93 19:15:01 60.57 2.23 58.34 39.33 8828.00 19:16:01 76.79 18.54 58.25 669.38 8460.51 19:17:01 26.01 3.03 22.98 123.29 4482.24 Average: 74.62 21.00 53.62 1210.16 15313.81 19:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6111464 7467060 2055956 25.17 32100 1505980 653248 7.09 528256 1370216 47184 19:15:01 5797372 7408784 2370048 29.02 53240 1726532 704412 7.64 602112 1581360 104220 19:16:01 5568852 7412796 2598568 31.82 62112 1941696 698708 7.58 685180 1709280 100096 19:17:01 5582856 7441184 2584564 31.64 64232 1953236 665140 7.22 666068 1713596 10036 Average: 5765136 7432456 2402284 29.41 52921 1781861 680377 7.38 620404 1593613 65384 19:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 0.81 0.81 0.07 0.07 0.00 0.00 0.00 0.00 19:14:01 ens3 377.70 184.07 1031.73 63.08 0.00 0.00 0.00 0.00 19:15:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 19:15:01 ens3 60.72 51.47 710.21 6.30 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 281.47 282.46 1404.59 60.68 0.00 0.00 0.00 0.00 19:17:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 56.25 64.05 35.43 529.65 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 193.27 145.35 794.50 165.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9995) 03/28/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:02 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 17.42 0.00 2.66 4.45 1.01 74.46 19:14:01 0 10.77 0.00 4.22 1.12 0.86 83.03 19:14:01 1 17.85 0.00 2.15 4.80 1.03 74.16 19:14:01 2 14.28 0.00 1.87 6.41 0.92 76.52 19:14:01 3 26.81 0.00 2.39 5.48 1.22 64.11 19:15:01 all 20.40 0.00 1.39 1.68 0.81 75.72 19:15:01 0 3.85 0.00 0.25 0.02 0.17 95.72 19:15:01 1 25.67 0.00 1.90 0.55 0.92 70.97 19:15:01 2 1.80 0.00 0.77 5.74 0.72 90.98 19:15:01 3 50.34 0.00 2.68 0.40 1.45 45.12 19:16:01 all 42.58 0.00 2.15 1.21 3.64 50.41 19:16:01 0 52.37 0.00 1.49 1.31 3.62 41.21 19:16:01 1 33.43 0.00 2.49 0.55 3.73 59.80 19:16:01 2 35.14 0.00 2.12 1.81 3.70 57.23 19:16:01 3 49.45 0.00 2.48 1.19 3.54 43.35 19:17:01 all 20.86 0.00 1.00 0.77 1.14 76.22 19:17:01 0 30.78 0.00 1.33 0.17 1.15 66.57 19:17:01 1 12.36 0.00 0.91 1.61 1.06 84.06 19:17:01 2 22.64 0.00 0.85 1.28 1.40 73.84 19:17:01 3 17.71 0.00 0.90 0.03 0.95 80.41 Average: all 25.38 0.00 1.80 2.01 1.66 69.15 Average: 0 24.53 0.00 1.81 0.65 1.45 71.55 Average: 1 22.36 0.00 1.86 1.86 1.69 72.23 Average: 2 18.53 0.00 1.40 3.79 1.69 74.58 Average: 3 36.13 0.00 2.11 1.76 1.79 58.20