---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13110 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 9.2G 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 581 12138 0 3320 15128 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:43:52:a6 brd ff:ff:ff:ff:ff:ff inet 10.30.107.63/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86090sec preferred_lft 86090sec inet6 fe80::f816:3eff:fe43:52a6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13110) 08/17/26 _x86_64_ (4 CPU) 06:20:52 LINUX RESTART (4 CPU) 06:21:01 tps rtps wtps bread/s bwrtn/s 06:22:00 378.04 54.21 323.83 3620.06 61751.57 06:23:02 140.19 14.87 125.32 1026.98 20172.30 06:24:01 107.63 8.93 98.70 427.05 12337.98 06:25:01 43.44 1.63 41.81 65.32 5781.57 Average: 167.46 19.93 147.53 1287.35 25043.49 06:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:22:00 13880088 15497848 2544880 15.49 65428 1752404 865424 4.95 724780 1604700 201996 06:23:02 12928916 15081668 3496052 21.28 87548 2237748 1299480 7.44 1191604 2032588 127684 06:24:01 12972520 15492240 3452448 21.02 103828 2552684 900964 5.16 834640 2307012 135676 06:25:01 12691680 15498280 3733288 22.73 115352 2795616 900744 5.15 872324 2516876 246396 Average: 13118301 15392509 3306667 20.13 93039 2334613 991653 5.68 905837 2115294 177938 06:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:22:00 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 06:22:00 ens3 406.42 258.94 2026.37 75.13 0.00 0.00 0.00 0.00 06:23:02 lo 1.18 1.18 0.13 0.13 0.00 0.00 0.00 0.00 06:23:02 ens3 68.12 49.96 856.48 9.98 0.00 0.00 0.00 0.00 06:24:01 lo 0.47 0.47 0.06 0.06 0.00 0.00 0.00 0.00 06:24:01 ens3 82.31 70.90 652.90 16.03 0.00 0.00 0.00 0.00 06:25:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 06:25:01 ens3 1.42 0.93 0.34 0.70 0.00 0.00 0.00 0.00 Average: lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 139.51 95.10 884.87 25.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13110) 08/17/26 _x86_64_ (4 CPU) 06:20:52 LINUX RESTART (4 CPU) 06:21:01 CPU %user %nice %system %iowait %steal %idle 06:22:00 all 22.07 0.00 1.90 3.43 0.06 72.54 06:22:00 0 30.15 0.00 1.85 3.22 0.07 64.72 06:22:00 1 25.95 0.00 2.58 3.96 0.07 67.44 06:22:00 2 13.97 0.00 1.07 0.89 0.05 84.03 06:22:00 3 18.25 0.00 2.11 5.65 0.07 73.93 06:23:02 all 21.95 0.00 1.76 1.14 0.06 75.09 06:23:02 0 15.18 0.00 1.70 1.28 0.07 81.77 06:23:02 1 12.20 0.00 0.92 0.18 0.03 86.67 06:23:02 2 40.04 0.00 2.50 2.69 0.10 54.67 06:23:02 3 20.44 0.00 1.89 0.43 0.05 77.20 06:24:01 all 23.67 0.00 1.53 0.85 0.07 73.88 06:24:01 0 7.11 0.00 0.87 0.57 0.05 91.40 06:24:01 1 35.22 0.00 1.46 0.10 0.05 63.17 06:24:01 2 18.95 0.00 1.32 2.07 0.07 77.59 06:24:01 3 33.61 0.00 2.50 0.66 0.08 63.15 06:25:01 all 24.38 0.00 0.87 0.39 0.05 74.31 06:25:01 0 7.38 0.00 0.31 0.02 0.03 92.26 06:25:01 1 27.53 0.00 1.13 0.53 0.05 70.75 06:25:01 2 16.22 0.00 0.60 0.93 0.07 82.18 06:25:01 3 46.53 0.00 1.40 0.08 0.08 51.90 Average: all 23.01 0.00 1.51 1.45 0.06 73.96 Average: 0 14.92 0.00 1.18 1.27 0.05 82.57 Average: 1 25.13 0.00 1.52 1.19 0.05 72.11 Average: 2 22.38 0.00 1.38 1.65 0.07 74.52 Average: 3 29.66 0.00 1.97 1.70 0.07 66.59