---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2779 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 418 1226 0 2298 3259 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:2d:3d:b6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.31/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86054sec preferred_lft 86054sec inet6 fe80::f816:3eff:fe2d:3db6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2779) 02/24/24 _x86_64_ (4 CPU) 16:36:42 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:02 74.97 21.83 53.14 1171.94 6342.41 16:39:01 75.39 29.50 45.89 1649.89 9565.84 16:40:01 9.72 0.00 9.72 0.00 466.86 16:41:01 36.78 10.91 25.86 800.53 3221.06 16:42:01 35.63 4.55 31.08 191.83 3310.51 Average: 46.40 13.31 33.09 759.87 4564.67 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:02 1745360 3366768 2293284 56.78 51368 1724720 605444 11.90 553572 1563168 174316 16:39:01 1480732 3235232 2557912 63.34 57708 1845012 725908 14.27 700088 1669332 5660 16:40:01 1471360 3232664 2567284 63.57 59372 1849296 733912 14.43 704352 1672800 1644 16:41:01 328620 2205352 3710024 91.86 62200 1958364 1705864 33.53 1786964 1720404 3208 16:42:01 1235272 3314208 2803372 69.41 68708 2148956 636460 12.51 739352 1854640 152076 Average: 1252269 3070845 2786375 68.99 59871 1905270 881518 17.33 896866 1696069 67381 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:02 ens3 87.15 80.35 1062.99 9.63 0.00 0.00 0.00 0.00 16:38:02 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 16:39:01 ens3 127.47 129.49 657.99 27.86 0.00 0.00 0.00 0.00 16:39:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 16:40:01 ens3 54.87 79.39 66.17 12.83 0.00 0.00 0.00 0.00 16:40:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:41:01 ens3 241.74 280.80 1398.38 41.87 0.00 0.00 0.00 0.00 16:41:01 lo 21.56 21.56 7.84 7.84 0.00 0.00 0.00 0.00 16:42:01 ens3 204.83 235.08 1217.74 42.37 0.00 0.00 0.00 0.00 16:42:01 lo 98.35 98.35 28.58 28.58 0.00 0.00 0.00 0.00 Average: ens3 143.27 161.13 881.40 26.91 0.00 0.00 0.00 0.00 Average: lo 24.62 24.62 7.36 7.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2779) 02/24/24 _x86_64_ (4 CPU) 16:36:42 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:02 all 19.99 0.00 1.35 2.32 0.05 76.29 16:38:02 0 12.27 0.00 0.92 0.57 0.02 86.22 16:38:02 1 30.94 0.00 1.93 0.53 0.07 66.53 16:38:02 2 32.20 0.00 1.84 0.48 0.07 65.42 16:38:02 3 4.51 0.00 0.74 7.71 0.03 87.01 16:39:01 all 13.66 0.00 0.78 1.20 0.05 84.31 16:39:01 0 11.60 0.00 0.44 0.51 0.05 87.40 16:39:01 1 25.88 0.00 1.20 0.61 0.05 72.26 16:39:01 2 7.85 0.00 0.68 1.95 0.03 89.49 16:39:01 3 9.27 0.00 0.78 1.75 0.05 88.16 16:40:01 all 3.47 0.00 0.18 0.05 0.03 96.27 16:40:01 0 1.32 0.00 0.05 0.00 0.02 98.62 16:40:01 1 4.90 0.00 0.07 0.00 0.03 95.00 16:40:01 2 6.49 0.00 0.47 0.08 0.05 92.91 16:40:01 3 1.20 0.00 0.10 0.13 0.00 98.57 16:41:01 all 29.04 0.00 0.96 0.29 0.06 69.64 16:41:01 0 31.90 0.00 0.77 0.17 0.05 67.11 16:41:01 1 27.27 0.00 0.88 0.27 0.07 71.51 16:41:01 2 28.62 0.00 1.42 0.23 0.07 69.65 16:41:01 3 28.35 0.00 0.82 0.48 0.05 70.30 16:42:01 all 25.34 0.00 1.24 0.42 0.06 72.93 16:42:01 0 28.16 0.00 1.40 0.32 0.07 70.06 16:42:01 1 16.98 0.00 1.08 0.05 0.03 81.86 16:42:01 2 33.29 0.00 1.63 0.05 0.08 64.95 16:42:01 3 22.91 0.00 0.87 1.28 0.05 74.89 Average: all 18.32 0.00 0.90 0.86 0.05 79.87 Average: 0 17.07 0.00 0.72 0.31 0.04 81.86 Average: 1 21.18 0.00 1.03 0.29 0.05 77.45 Average: 2 21.77 0.00 1.21 0.55 0.06 76.41 Average: 3 13.26 0.00 0.66 2.27 0.04 83.77