---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10028 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: 2799.998 BogoMIPS: 5599.99 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 9.0G 69G 12% / 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 588 12650 0 2801 15126 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:5a:4f:6d brd ff:ff:ff:ff:ff:ff inet 10.30.106.139/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fe5a:4f6d/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-10028) 05/13/26 _x86_64_ (4 CPU) 03:04:41 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:03 107.63 5.42 102.22 147.58 41077.95 03:07:01 120.61 15.67 104.95 394.07 13788.90 03:08:01 23.18 3.18 20.00 344.88 4687.35 03:09:01 39.93 8.00 31.93 204.50 4601.37 Average: 72.44 8.00 64.44 271.74 16057.70 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:03 13886752 15576616 2538216 15.45 68176 1817224 770476 4.41 642100 1669468 265768 03:07:01 13333568 15150508 3091400 18.82 82700 1921324 1237728 7.08 1098088 1749648 15396 03:08:01 12422844 14374844 4002124 24.37 85132 2050348 2006180 11.48 1892944 1855628 5668 03:09:01 12961156 15492952 3463812 21.09 90264 2615988 833420 4.77 996736 2199832 480508 Average: 13151080 15148730 3273888 19.93 81568 2101221 1211951 6.94 1157467 1868644 191835 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:03 lo 1.47 1.47 0.16 0.16 0.00 0.00 0.00 0.00 03:06:03 ens3 145.84 96.82 1586.70 12.51 0.00 0.00 0.00 0.00 03:07:01 lo 0.48 0.48 0.04 0.04 0.00 0.00 0.00 0.00 03:07:01 ens3 333.70 286.25 1101.89 83.48 0.00 0.00 0.00 0.00 03:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:08:01 ens3 1355.76 864.22 2041.98 354.61 0.00 0.00 0.00 0.00 03:09:01 lo 3.08 3.08 0.28 0.28 0.00 0.00 0.00 0.00 03:09:01 ens3 670.20 471.92 845.74 1874.26 0.00 0.00 0.00 0.00 Average: lo 1.31 1.31 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 628.82 431.00 1396.52 585.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10028) 05/13/26 _x86_64_ (4 CPU) 03:04:41 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:03 all 16.06 0.00 1.23 2.03 0.05 80.63 03:06:03 0 12.70 0.00 0.55 0.30 0.07 86.38 03:06:03 1 19.08 0.00 1.32 2.42 0.05 77.12 03:06:03 2 31.49 0.00 2.49 0.72 0.05 65.25 03:06:03 3 0.89 0.00 0.57 4.68 0.03 93.83 03:07:01 all 19.49 0.00 1.61 0.39 0.07 78.43 03:07:01 0 16.68 0.00 1.38 0.12 0.07 81.75 03:07:01 1 21.94 0.00 2.01 0.16 0.09 75.81 03:07:01 2 22.58 0.00 1.05 0.12 0.07 76.18 03:07:01 3 16.79 0.00 1.94 1.19 0.05 80.03 03:08:01 all 37.13 0.00 4.82 0.06 0.07 57.92 03:08:01 0 19.07 0.00 6.15 0.00 0.05 74.74 03:08:01 1 65.24 0.00 3.49 0.02 0.10 31.15 03:08:01 2 29.16 0.00 3.06 0.02 0.07 67.70 03:08:01 3 34.96 0.00 6.61 0.20 0.07 58.17 03:09:01 all 42.04 0.00 2.24 0.18 0.07 55.47 03:09:01 0 54.24 0.00 1.60 0.08 0.07 44.00 03:09:01 1 38.86 0.00 2.27 0.13 0.05 58.69 03:09:01 2 38.31 0.00 2.47 0.07 0.05 59.10 03:09:01 3 36.77 0.00 2.60 0.43 0.08 60.11 Average: all 28.76 0.00 2.48 0.67 0.07 68.03 Average: 0 25.75 0.00 2.43 0.13 0.06 71.63 Average: 1 36.42 0.00 2.27 0.69 0.07 60.55 Average: 2 30.45 0.00 2.28 0.23 0.06 66.98 Average: 3 22.42 0.00 2.94 1.62 0.06 72.96