---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2148 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 7.7G 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 472 5217 0 2286 7220 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:c4:1f:0f brd ff:ff:ff:ff:ff:ff inet 10.32.7.65/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fec4:1f0f/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-2148) 05/30/26 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 99.08 29.14 69.94 957.81 5787.94 07:07:01 76.61 31.13 45.48 1721.20 8362.24 07:08:01 54.81 10.36 44.44 623.76 9408.57 07:09:01 23.59 0.83 22.76 46.38 5970.35 Average: 63.47 17.81 45.66 833.53 7377.99 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5863788 7392696 2303624 28.21 48908 1651192 709788 7.70 606828 1515124 147704 07:07:01 5514024 7299820 2653388 32.49 60016 1886080 804668 8.73 720520 1728528 163448 07:08:01 5347800 7394284 2819612 34.52 66784 2133464 695988 7.55 750572 1851372 160316 07:09:01 5356880 7408464 2810532 34.41 68596 2136912 669968 7.27 745936 1848280 10028 Average: 5520623 7373816 2646789 32.41 61076 1951912 720103 7.81 705964 1735826 120374 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:06:02 ens3 318.74 160.33 1292.43 52.72 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 87.87 72.24 664.03 18.43 0.00 0.00 0.00 0.00 07:08:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 07:08:01 ens3 175.94 165.47 1730.94 429.56 0.00 0.00 0.00 0.00 07:09:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 07:09:01 ens3 35.63 36.90 27.85 269.34 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 154.82 108.88 929.86 193.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2148) 05/30/26 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 23.13 0.00 1.60 2.89 1.11 71.27 07:06:02 0 30.08 0.00 2.20 0.28 1.20 66.25 07:06:02 1 23.80 0.00 1.07 0.78 1.07 73.29 07:06:02 2 21.69 0.00 1.63 9.36 1.07 66.25 07:06:02 3 16.93 0.00 1.49 1.14 1.10 79.35 07:07:01 all 25.01 0.00 1.52 1.89 1.47 70.11 07:07:01 0 43.89 0.00 1.88 0.41 1.70 52.13 07:07:01 1 25.75 0.00 1.69 0.78 1.52 70.25 07:07:01 2 10.68 0.00 0.90 4.10 1.05 83.27 07:07:01 3 19.76 0.00 1.62 2.27 1.59 74.76 07:08:01 all 36.25 0.00 1.90 1.14 2.54 58.18 07:08:01 0 33.66 0.00 2.09 2.86 2.57 58.82 07:08:01 1 32.82 0.00 1.25 1.08 2.13 62.73 07:08:01 2 49.88 0.00 1.53 0.37 2.81 45.41 07:08:01 3 28.66 0.00 2.71 0.27 2.66 65.71 07:09:01 all 18.62 0.00 1.00 0.78 0.74 78.87 07:09:01 0 21.34 0.00 1.07 0.85 0.84 75.90 07:09:01 1 2.07 0.00 0.60 2.03 0.25 95.05 07:09:01 2 22.56 0.00 1.02 0.03 0.88 75.51 07:09:01 3 28.50 0.00 1.30 0.18 0.97 69.05 Average: all 25.76 0.00 1.50 1.67 1.46 69.60 Average: 0 32.20 0.00 1.81 1.10 1.57 63.32 Average: 1 21.10 0.00 1.15 1.17 1.24 75.34 Average: 2 26.27 0.00 1.27 3.46 1.46 67.54 Average: 3 23.49 0.00 1.78 0.96 1.58 72.20