---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1750 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 480 5243 0 2251 7212 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:6f:68:0b brd ff:ff:ff:ff:ff:ff inet 10.32.6.108/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe6f:680b/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-1750) 05/25/26 _x86_64_ (4 CPU) 14:54:53 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 139.26 54.79 84.47 3592.87 40969.86 14:57:01 74.46 20.45 54.01 1393.26 9898.25 14:58:01 91.02 18.76 72.25 837.99 9124.08 14:59:01 30.93 3.40 27.53 131.04 5156.34 Average: 83.96 24.37 59.59 1489.19 16313.86 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5964028 7405612 2203392 26.98 38252 1583016 706572 7.67 600300 1441176 94796 14:57:01 5662768 7421428 2504652 30.67 58432 1861792 829664 9.00 595604 1711148 154048 14:58:01 5434604 7433560 2732816 33.46 66052 2087052 638808 6.93 703828 1816496 106340 14:59:01 5356704 7371004 2810716 34.41 69132 2099576 707388 7.68 776848 1821776 8540 Average: 5604526 7407901 2562894 31.38 57967 1907859 720608 7.82 669145 1697649 90931 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 348.86 188.82 1524.46 60.62 0.00 0.00 0.00 0.00 14:56:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:57:01 ens3 67.94 54.67 531.12 16.23 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 14:58:01 ens3 336.58 391.90 1584.55 66.78 0.00 0.00 0.00 0.00 14:58:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 14:59:01 ens3 52.91 62.46 29.79 604.02 0.00 0.00 0.00 0.00 14:59:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 202.13 174.96 919.10 187.63 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1750) 05/25/26 _x86_64_ (4 CPU) 14:54:53 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 21.00 0.00 2.47 5.26 2.98 68.29 14:56:02 0 16.00 0.00 4.00 2.12 2.56 75.31 14:56:02 1 16.32 0.00 1.64 6.15 2.07 73.81 14:56:02 2 29.92 0.00 2.40 9.51 4.08 54.10 14:56:02 3 21.69 0.00 1.85 3.25 3.17 70.05 14:57:01 all 20.61 0.00 1.43 2.72 1.83 73.40 14:57:01 0 2.54 0.00 0.37 0.34 1.03 95.73 14:57:01 1 3.59 0.00 0.86 7.66 1.09 86.80 14:57:01 2 41.14 0.00 2.37 1.73 2.68 52.07 14:57:01 3 35.18 0.00 2.13 1.16 2.55 58.98 14:58:01 all 42.30 0.00 2.79 1.57 6.71 46.63 14:58:01 0 44.91 0.00 1.98 0.72 5.94 46.45 14:58:01 1 44.37 0.00 3.21 1.84 6.92 43.66 14:58:01 2 39.87 0.00 2.92 1.52 6.76 48.94 14:58:01 3 40.07 0.00 3.03 2.21 7.18 47.50 14:59:01 all 20.47 0.00 0.86 1.12 1.40 76.15 14:59:01 0 25.96 0.00 0.96 1.66 1.47 69.95 14:59:01 1 25.55 0.00 0.89 1.16 1.61 70.79 14:59:01 2 18.68 0.00 0.88 0.28 1.61 78.56 14:59:01 3 11.65 0.00 0.72 1.36 0.92 85.35 Average: all 26.18 0.00 1.89 2.66 3.25 66.01 Average: 0 22.49 0.00 1.84 1.21 2.77 71.70 Average: 1 22.63 0.00 1.66 4.18 2.95 68.58 Average: 2 32.39 0.00 2.15 3.27 3.80 58.40 Average: 3 27.20 0.00 1.94 2.00 3.48 65.38