---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7844 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 672K 1.6G 1% /run /dev/vda1 78G 9.2G 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 568 12385 0 3086 15141 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:af:8f:81 brd ff:ff:ff:ff:ff:ff inet 10.30.106.211/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85969sec preferred_lft 85969sec inet6 fe80::f816:3eff:feaf:8f81/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7844) 02/23/24 _x86_64_ (4 CPU) 02:59:40 LINUX RESTART (4 CPU) 03:00:01 tps rtps wtps bread/s bwrtn/s 03:01:03 74.02 53.24 20.78 3583.14 5192.87 03:02:00 30.13 0.50 29.63 16.96 4427.65 03:03:01 75.40 13.01 62.38 956.83 9842.85 03:04:01 44.13 15.01 29.11 1175.80 5796.63 03:05:01 120.71 19.01 101.70 658.56 13545.21 03:06:01 66.29 1.90 64.39 51.86 24089.59 Average: 68.68 17.19 51.48 1079.42 10514.41 03:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:01:03 14303240 15610328 2121728 12.92 38508 1484000 755168 4.32 590488 1348844 23012 03:02:00 14196660 15552692 2228308 13.57 45412 1523076 806236 4.61 660408 1377916 14028 03:03:01 13954556 15530324 2470412 15.04 61504 1716520 804044 4.60 707268 1551648 28016 03:04:01 13918616 15606228 2506352 15.26 70512 1813604 718408 4.11 641832 1641692 38848 03:05:01 12867180 14875128 3557788 21.66 82836 2109416 1297320 7.42 1419484 1888648 9168 03:06:01 12708696 15513380 3716272 22.63 93492 2876056 789300 4.52 1192568 2243192 187180 Average: 13658158 15448013 2766810 16.85 65377 1920445 861746 4.93 868675 1675323 50042 03:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:01:03 ens3 289.37 199.85 812.07 53.43 0.00 0.00 0.00 0.00 03:01:03 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 03:02:00 ens3 17.74 15.26 180.67 3.25 0.00 0.00 0.00 0.00 03:02:00 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 03:03:01 ens3 32.72 21.01 608.28 3.69 0.00 0.00 0.00 0.00 03:03:01 lo 0.66 0.66 0.07 0.07 0.00 0.00 0.00 0.00 03:04:01 ens3 57.97 48.53 331.36 25.42 0.00 0.00 0.00 0.00 03:04:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:05:01 ens3 420.01 388.44 4319.82 65.74 0.00 0.00 0.00 0.00 03:05:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 03:06:01 ens3 346.59 281.70 3757.88 57.21 0.00 0.00 0.00 0.00 03:06:01 lo 9.67 9.67 0.87 0.87 0.00 0.00 0.00 0.00 Average: ens3 194.60 159.55 1673.68 34.88 0.00 0.00 0.00 0.00 Average: lo 2.11 2.11 0.19 0.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7844) 02/23/24 _x86_64_ (4 CPU) 02:59:40 LINUX RESTART (4 CPU) 03:00:01 CPU %user %nice %system %iowait %steal %idle 03:01:03 all 10.48 0.00 1.06 17.40 0.08 70.98 03:01:03 0 12.33 0.00 1.28 16.97 0.07 69.35 03:01:03 1 7.27 0.00 1.14 33.32 0.13 58.14 03:01:03 2 9.11 0.00 0.75 11.14 0.07 78.94 03:01:03 3 13.45 0.00 1.04 7.50 0.05 77.95 03:02:00 all 6.54 0.00 0.30 16.08 0.93 76.14 03:02:00 0 4.02 0.00 0.33 4.61 0.02 91.03 03:02:00 1 9.57 0.00 0.43 56.39 1.28 32.34 03:02:00 2 2.76 0.00 0.14 0.41 1.19 95.50 03:02:00 3 9.74 0.00 0.34 2.62 1.24 86.05 03:03:01 all 10.31 0.00 0.89 13.91 0.04 74.85 03:03:01 0 7.56 0.00 0.71 11.32 0.02 80.39 03:03:01 1 9.47 0.00 0.95 38.32 0.05 51.21 03:03:01 2 8.68 0.00 0.64 3.44 0.02 87.22 03:03:01 3 15.51 0.00 1.25 2.54 0.05 80.64 03:04:01 all 7.08 0.00 0.55 13.90 0.57 77.91 03:04:01 0 14.95 0.00 1.30 43.59 0.41 39.75 03:04:01 1 5.36 0.00 0.35 10.47 0.42 83.40 03:04:01 2 5.85 0.00 0.15 0.25 0.89 92.86 03:04:01 3 2.11 0.00 0.41 1.44 0.57 95.48 03:05:01 all 27.97 0.00 1.77 6.43 0.10 63.74 03:05:01 0 26.39 0.00 1.82 9.91 0.10 61.78 03:05:01 1 22.64 0.00 2.18 10.21 0.10 64.87 03:05:01 2 32.46 0.00 1.26 0.89 0.08 65.32 03:05:01 3 30.38 0.00 1.83 4.76 0.10 62.93 03:06:01 all 34.82 0.00 2.01 3.30 0.09 59.78 03:06:01 0 31.06 0.00 1.94 4.95 0.08 61.97 03:06:01 1 38.35 0.00 2.93 7.14 0.10 51.48 03:06:01 2 27.36 0.00 1.00 0.53 0.07 71.04 03:06:01 3 42.59 0.00 2.23 0.57 0.10 54.51 Average: all 16.24 0.00 1.10 11.81 0.30 70.55 Average: 0 16.08 0.00 1.23 15.23 0.11 67.35 Average: 1 15.43 0.00 1.33 25.92 0.34 56.98 Average: 2 14.40 0.00 0.66 2.79 0.38 81.77 Average: 3 19.10 0.00 1.19 3.20 0.35 76.16