---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6712 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 8.5G 11G 45% / 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 459 4351 0 3165 7221 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:d0:86:34 brd ff:ff:ff:ff:ff:ff inet 10.32.6.186/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fed0:8634/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6712) 07/25/26 _x86_64_ (4 CPU) 19:37:46 LINUX RESTART (4 CPU) 19:38:01 tps rtps wtps bread/s bwrtn/s 19:39:02 102.87 35.38 67.48 1224.45 5579.09 19:40:01 67.73 20.00 47.74 1336.45 9501.30 19:41:01 97.47 16.36 81.10 895.72 38821.53 19:42:01 37.27 4.17 33.11 174.08 4740.02 19:43:01 20.88 1.27 19.61 72.52 1439.23 Average: 65.24 15.42 49.82 738.67 12023.97 19:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:39:02 5961804 7435036 2205616 27.01 39848 1611232 695140 7.54 579068 1460132 110976 19:40:01 5681324 7440064 2486096 30.44 58176 1862040 817752 8.87 594676 1692860 156604 19:41:01 4094592 6897948 4072828 49.87 64016 2883088 1229832 13.34 1150772 2685340 7856 19:42:01 4470884 7414184 3696536 45.26 68300 3015448 667636 7.24 690788 2764132 36212 19:43:01 4454032 7393052 3713388 45.47 70204 3008868 695508 7.55 716584 2755380 9552 Average: 4932527 7316057 3234893 39.61 60109 2476135 821174 8.91 746378 2271569 64240 19:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:39:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:39:02 ens3 356.41 219.47 1445.73 63.28 0.00 0.00 0.00 0.00 19:40:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 19:40:01 ens3 72.94 51.23 531.95 13.93 0.00 0.00 0.00 0.00 19:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:41:01 ens3 760.37 564.34 16600.07 68.29 0.00 0.00 0.00 0.00 19:42:01 lo 1.48 1.48 0.19 0.19 0.00 0.00 0.00 0.00 19:42:01 ens3 186.29 196.02 870.32 41.71 0.00 0.00 0.00 0.00 19:43:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:43:01 ens3 9.13 10.33 7.44 5.85 0.00 0.00 0.00 0.00 Average: lo 0.91 0.91 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 277.71 208.80 3902.07 38.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6712) 07/25/26 _x86_64_ (4 CPU) 19:37:46 LINUX RESTART (4 CPU) 19:38:01 CPU %user %nice %system %iowait %steal %idle 19:39:02 all 22.46 0.00 1.67 3.62 2.06 70.19 19:39:02 0 31.05 0.00 1.93 1.19 2.49 63.34 19:39:02 1 10.15 0.00 1.26 0.94 1.92 85.74 19:39:02 2 18.00 0.00 1.74 10.54 1.92 67.80 19:39:02 3 30.61 0.00 1.77 1.84 1.89 63.89 19:40:01 all 20.24 0.00 1.33 2.06 2.17 74.20 19:40:01 0 25.93 0.00 1.88 0.93 1.49 69.78 19:40:01 1 22.15 0.00 1.64 1.73 3.29 71.20 19:40:01 2 24.47 0.00 0.84 4.73 1.53 68.42 19:40:01 3 8.52 0.00 0.95 0.87 2.37 87.29 19:41:01 all 33.02 0.00 2.20 1.93 4.52 58.33 19:41:01 0 32.12 0.00 3.17 2.03 4.84 57.84 19:41:01 1 31.79 0.00 0.94 0.21 3.24 63.82 19:41:01 2 31.66 0.00 2.57 1.30 4.58 59.88 19:41:01 3 36.50 0.00 2.10 4.20 5.43 51.78 19:42:01 all 28.84 0.00 1.59 0.88 2.74 65.96 19:42:01 0 34.19 0.00 1.93 0.58 2.97 60.34 19:42:01 1 24.72 0.00 1.44 0.08 2.16 71.60 19:42:01 2 33.06 0.00 1.50 1.79 2.98 60.68 19:42:01 3 23.41 0.00 1.46 1.02 2.85 71.26 19:43:01 all 20.36 0.00 0.92 0.89 1.36 76.46 19:43:01 0 16.77 0.00 0.50 0.20 1.46 81.08 19:43:01 1 6.80 0.00 0.58 0.02 1.01 91.59 19:43:01 2 14.16 0.00 1.19 2.72 1.14 80.78 19:43:01 3 43.79 0.00 1.41 0.65 1.84 52.30 Average: all 25.00 0.00 1.54 1.88 2.57 69.00 Average: 0 28.03 0.00 1.88 0.99 2.65 66.46 Average: 1 19.12 0.00 1.17 0.60 2.32 76.79 Average: 2 24.28 0.00 1.57 4.21 2.44 67.50 Average: 3 28.59 0.00 1.54 1.72 2.88 65.26