---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7789 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.4G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 702 11941 0 3396 15008 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:99:c8:21 brd ff:ff:ff:ff:ff:ff inet 10.30.106.224/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86050sec preferred_lft 86050sec inet6 fe80::f816:3eff:fe99:c821/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7789) 05/02/26 _x86_64_ (4 CPU) 21:54:29 LINUX RESTART (4 CPU) 21:55:01 tps rtps wtps bread/s bwrtn/s 21:56:01 307.30 11.56 295.73 283.02 39014.83 21:57:01 645.23 16.83 628.40 1256.86 38662.49 21:58:01 6.88 0.00 6.88 0.00 1065.29 21:59:01 1.38 0.00 1.38 0.00 94.38 22:00:01 62.62 4.63 57.99 190.50 8689.22 Average: 204.68 6.61 198.08 346.08 17505.24 21:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:56:01 12079444 14496004 4345524 26.46 103812 2469464 1969204 11.27 1740128 2298068 626284 21:57:01 11177576 14114288 5247392 31.95 138748 2884260 2393824 13.70 2230616 2635508 10556 21:58:01 9405564 12360892 7019404 42.74 139320 2899844 4205188 24.07 3960792 2649260 400 21:59:01 9701792 12658732 6723176 40.93 139360 2901468 3874284 22.17 3666124 2650884 32 22:00:01 12259392 15392660 4165576 25.36 142384 3066912 853276 4.88 1044736 2747676 29008 Average: 10924754 13804515 5500214 33.49 132725 2844390 2659155 15.22 2528479 2596279 133256 21:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:56:01 lo 4.53 4.53 0.45 0.45 0.00 0.00 0.00 0.00 21:56:01 ens3 553.39 413.18 6814.94 58.90 0.00 0.00 0.00 0.00 21:57:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 21:57:01 ens3 145.64 132.89 1576.16 18.93 0.00 0.00 0.00 0.00 21:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:58:01 ens3 0.18 0.08 0.06 0.00 0.00 0.00 0.00 0.00 21:59:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:59:01 ens3 0.37 0.33 0.08 0.42 0.00 0.00 0.00 0.00 22:00:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 22:00:01 ens3 349.41 241.58 689.52 92.17 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 209.80 157.61 1816.15 34.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7789) 05/02/26 _x86_64_ (4 CPU) 21:54:29 LINUX RESTART (4 CPU) 21:55:01 CPU %user %nice %system %iowait %steal %idle 21:56:01 all 26.73 0.00 3.07 2.15 0.08 67.97 21:56:01 0 12.51 0.00 3.77 4.29 0.10 79.33 21:56:01 1 57.03 0.00 4.73 1.52 0.10 36.62 21:56:01 2 20.38 0.00 2.19 0.55 0.07 76.81 21:56:01 3 16.95 0.00 1.59 2.27 0.05 79.14 21:57:01 all 30.94 0.00 3.31 3.07 0.09 62.59 21:57:01 0 15.20 0.00 1.70 1.97 0.07 81.05 21:57:01 1 22.71 0.00 2.82 1.29 0.08 73.10 21:57:01 2 50.65 0.00 4.99 4.84 0.10 39.42 21:57:01 3 35.27 0.00 3.74 4.19 0.10 56.71 21:58:01 all 42.24 0.00 0.86 0.03 0.09 56.78 21:58:01 0 26.26 0.00 0.78 0.00 0.08 72.87 21:58:01 1 29.61 0.00 0.80 0.03 0.08 69.48 21:58:01 2 71.31 0.00 1.26 0.07 0.10 27.26 21:58:01 3 41.97 0.00 0.60 0.00 0.08 57.34 21:59:01 all 35.72 0.00 0.35 0.00 0.09 63.83 21:59:01 0 21.29 0.00 0.25 0.00 0.08 78.38 21:59:01 1 66.21 0.00 0.30 0.00 0.10 33.39 21:59:01 2 34.95 0.00 0.40 0.02 0.10 64.54 21:59:01 3 20.52 0.00 0.43 0.00 0.08 78.96 22:00:01 all 23.83 0.00 1.41 0.28 0.05 74.43 22:00:01 0 33.68 0.00 1.12 0.33 0.07 64.80 22:00:01 1 20.07 0.00 0.68 0.02 0.03 79.20 22:00:01 2 22.84 0.00 2.66 0.74 0.05 73.71 22:00:01 3 18.71 0.00 1.15 0.03 0.05 80.05 Average: all 31.90 0.00 1.80 1.10 0.08 65.12 Average: 0 21.80 0.00 1.52 1.32 0.08 75.28 Average: 1 39.10 0.00 1.86 0.57 0.08 58.39 Average: 2 40.01 0.00 2.30 1.24 0.08 56.36 Average: 3 26.67 0.00 1.50 1.30 0.07 70.46