---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2781 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 715 12484 0 2840 15001 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:30:f2:4b brd ff:ff:ff:ff:ff:ff inet 10.30.107.173/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86085sec preferred_lft 86085sec inet6 fe80::f816:3eff:fe30:f24b/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-2781) 01/03/26 _x86_64_ (4 CPU) 02:23:51 LINUX RESTART (4 CPU) 02:24:01 tps rtps wtps bread/s bwrtn/s 02:25:01 374.53 55.01 319.51 3627.99 99877.64 02:26:01 163.66 42.59 121.06 2418.93 15417.56 02:27:01 6.73 0.17 6.57 4.67 5294.18 02:28:01 18.83 2.88 15.94 209.26 8931.16 02:29:01 214.71 2.52 212.20 155.44 19979.20 Average: 155.69 20.64 135.06 1283.30 29901.58 02:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:25:01 13994224 15547772 2430736 14.80 62580 1692620 808724 4.63 664548 1552496 165516 02:26:01 12408708 14337272 4016252 24.45 77212 2038424 1905124 10.90 1936168 1833500 41800 02:27:01 12099072 14112844 4325888 26.34 77312 2122536 2115104 12.10 2161784 1915240 4056 02:28:01 12049488 14810716 4375472 26.64 78924 2857028 1472032 8.42 1686636 2420084 486480 02:29:01 12564664 15357572 3860296 23.50 82648 2883856 945568 5.41 1176108 2415160 12372 Average: 12623231 14833235 3801729 23.15 75735 2318893 1449310 8.29 1525049 2027296 142045 02:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:25:01 ens3 397.13 265.88 1686.16 75.69 0.00 0.00 0.00 0.00 02:25:01 lo 1.80 1.80 0.21 0.21 0.00 0.00 0.00 0.00 02:26:01 ens3 2515.51 1410.26 3412.09 735.07 0.00 0.00 0.00 0.00 02:26:01 lo 237.29 237.29 18.19 18.19 0.00 0.00 0.00 0.00 02:27:01 ens3 16433.18 11027.33 3939.59 3628.80 0.00 0.00 0.00 0.00 02:27:01 lo 743.94 743.94 57.03 57.03 0.00 0.00 0.00 0.00 02:28:01 ens3 5921.61 4189.10 4567.03 1507.46 0.00 0.00 0.00 0.00 02:28:01 lo 774.28 774.28 59.38 59.38 0.00 0.00 0.00 0.00 02:29:01 ens3 239.06 169.69 270.15 82.29 0.00 0.00 0.00 0.00 02:29:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 5101.17 3412.37 2775.03 1205.83 0.00 0.00 0.00 0.00 Average: lo 351.64 351.64 26.98 26.98 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2781) 01/03/26 _x86_64_ (4 CPU) 02:23:51 LINUX RESTART (4 CPU) 02:24:01 CPU %user %nice %system %iowait %steal %idle 02:25:01 all 21.62 0.00 2.43 5.48 0.07 70.41 02:25:01 0 28.04 0.00 2.31 3.18 0.10 66.37 02:25:01 1 26.75 0.00 2.84 4.48 0.07 65.86 02:25:01 2 9.85 0.00 2.47 10.24 0.05 77.40 02:25:01 3 21.76 0.00 2.07 4.02 0.05 72.09 02:26:01 all 45.45 0.00 4.24 1.75 0.08 48.48 02:26:01 0 44.22 0.00 6.15 0.77 0.10 48.75 02:26:01 1 43.53 0.00 3.51 0.18 0.05 52.72 02:26:01 2 52.61 0.00 3.27 5.16 0.08 38.88 02:26:01 3 41.47 0.00 4.00 0.89 0.08 53.56 02:27:01 all 28.06 0.00 40.49 0.05 0.12 31.27 02:27:01 0 29.40 0.00 46.48 0.00 0.10 24.02 02:27:01 1 23.88 0.00 24.22 0.19 0.13 51.57 02:27:01 2 32.07 0.00 59.24 0.02 0.13 8.55 02:27:01 3 26.86 0.00 31.88 0.03 0.12 41.11 02:28:01 all 34.46 0.00 21.61 0.10 0.10 43.73 02:28:01 0 37.56 0.00 17.79 0.15 0.12 44.38 02:28:01 1 33.55 0.00 11.23 0.03 0.10 55.09 02:28:01 2 35.26 0.00 35.02 0.03 0.08 29.60 02:28:01 3 31.53 0.00 22.29 0.17 0.08 45.93 02:29:01 all 32.18 0.00 1.79 1.12 0.05 64.86 02:29:01 0 30.02 0.00 1.57 0.70 0.03 67.67 02:29:01 1 36.73 0.00 1.87 1.96 0.05 59.38 02:29:01 2 37.17 0.00 1.84 0.82 0.07 60.10 02:29:01 3 24.78 0.00 1.91 1.02 0.05 72.24 Average: all 32.36 0.00 14.05 1.71 0.08 51.80 Average: 0 33.85 0.00 14.82 0.96 0.09 50.28 Average: 1 32.90 0.00 8.71 1.37 0.08 56.94 Average: 2 33.40 0.00 20.33 3.26 0.08 42.93 Average: 3 29.28 0.00 12.33 1.23 0.08 57.08