---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2406 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: 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 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 571 1039 0 2333 3105 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:88:5c:45 brd ff:ff:ff:ff:ff:ff inet 10.32.7.137/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85951sec preferred_lft 85951sec inet6 fe80::f816:3eff:fe88:5c45/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2406) 06/07/25 _x86_64_ (4 CPU) 21:23:53 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:01 135.79 54.49 81.30 3590.47 14556.24 21:26:01 85.92 29.71 56.21 1629.46 10500.12 21:27:01 10.30 0.02 10.28 0.13 461.66 21:28:01 37.03 10.40 26.63 731.08 3624.06 21:29:01 2.43 0.08 2.35 2.93 172.77 21:30:01 29.66 6.35 23.31 175.70 3305.72 21:31:02 27.03 0.75 26.28 86.25 7510.61 Average: 46.88 14.54 32.34 888.00 5733.03 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:01 1819708 3389156 2218944 54.94 49840 1674692 579740 11.40 510028 1534724 167804 21:26:01 1501268 3239936 2537384 62.83 57696 1828492 727096 14.29 673684 1673084 4748 21:27:01 1477672 3223612 2560980 63.41 59536 1833040 727096 14.29 691900 1676892 1860 21:28:01 378976 2251868 3659676 90.62 62268 1953324 1648772 32.41 1696948 1757544 3872 21:29:01 341988 2215312 3696664 91.53 62372 1953400 1693636 33.29 1735196 1754920 180 21:30:01 1166380 3283124 2872272 71.12 65748 2188024 615552 12.10 838988 1823160 141620 21:31:02 1050936 3171288 2987716 73.98 68456 2189208 725816 14.27 947588 1828720 32172 Average: 1105275 2967757 2933377 72.63 60845 1945740 959673 18.86 1013476 1721292 50322 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:01 ens3 391.75 253.47 1613.34 68.62 0.00 0.00 0.00 0.00 21:25:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 21:26:01 ens3 131.53 126.83 794.13 26.10 0.00 0.00 0.00 0.00 21:26:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 21:27:01 ens3 59.42 85.69 65.86 13.78 0.00 0.00 0.00 0.00 21:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:28:01 ens3 265.52 294.58 1601.11 45.04 0.00 0.00 0.00 0.00 21:28:01 lo 1.68 1.68 0.85 0.85 0.00 0.00 0.00 0.00 21:29:01 ens3 2.77 2.52 0.60 0.70 0.00 0.00 0.00 0.00 21:29:01 lo 13.10 13.10 3.85 3.85 0.00 0.00 0.00 0.00 21:30:01 ens3 540.41 416.98 1466.17 104.95 0.00 0.00 0.00 0.00 21:30:01 lo 15.13 15.13 3.33 3.33 0.00 0.00 0.00 0.00 21:31:02 ens3 39.81 27.81 18.68 95.27 0.00 0.00 0.00 0.00 21:31:02 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 204.46 172.55 794.27 50.64 0.00 0.00 0.00 0.00 Average: lo 4.75 4.75 1.19 1.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2406) 06/07/25 _x86_64_ (4 CPU) 21:23:53 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:01 all 21.56 0.00 1.84 3.83 0.06 72.72 21:25:01 0 46.57 0.00 2.77 1.15 0.07 49.44 21:25:01 1 10.66 0.00 1.06 1.94 0.07 86.27 21:25:01 2 11.71 0.00 1.30 1.07 0.05 85.86 21:25:01 3 17.21 0.00 2.21 11.16 0.05 69.37 21:26:01 all 14.58 0.00 0.86 1.56 0.05 82.95 21:26:01 0 14.83 0.00 0.28 0.32 0.05 84.52 21:26:01 1 25.48 0.00 1.62 2.14 0.07 70.69 21:26:01 2 7.76 0.00 0.35 1.03 0.05 90.80 21:26:01 3 10.27 0.00 1.20 2.72 0.05 85.75 21:27:01 all 4.31 0.00 0.26 0.03 0.03 95.38 21:27:01 0 4.84 0.00 0.30 0.00 0.02 94.84 21:27:01 1 4.02 0.00 0.30 0.10 0.02 95.56 21:27:01 2 2.82 0.00 0.15 0.00 0.02 97.01 21:27:01 3 5.53 0.00 0.30 0.00 0.05 94.12 21:28:01 all 26.84 0.00 1.04 0.27 0.06 71.78 21:28:01 0 29.15 0.00 0.94 0.28 0.07 69.57 21:28:01 1 21.72 0.00 1.05 0.37 0.07 76.79 21:28:01 2 27.27 0.00 0.73 0.13 0.05 71.81 21:28:01 3 29.23 0.00 1.42 0.32 0.07 68.96 21:29:01 all 3.28 0.00 0.30 0.03 0.03 96.36 21:29:01 0 3.61 0.00 0.18 0.02 0.02 96.18 21:29:01 1 3.22 0.00 0.28 0.00 0.03 96.47 21:29:01 2 3.32 0.00 0.42 0.00 0.03 96.23 21:29:01 3 2.98 0.00 0.32 0.10 0.02 96.58 21:30:01 all 18.29 0.00 1.26 0.13 0.06 80.26 21:30:01 0 20.07 0.00 0.82 0.02 0.07 79.02 21:30:01 1 19.77 0.00 1.42 0.20 0.07 78.54 21:30:01 2 16.25 0.00 1.28 0.22 0.07 82.18 21:30:01 3 17.07 0.00 1.50 0.07 0.07 81.29 21:31:02 all 24.57 0.00 0.90 0.70 0.05 73.78 21:31:02 0 20.98 0.00 0.47 0.05 0.03 78.47 21:31:02 1 17.85 0.00 0.85 0.02 0.02 81.26 21:31:02 2 40.79 0.00 1.16 0.20 0.07 57.78 21:31:02 3 18.62 0.00 1.15 2.54 0.05 77.64 Average: all 16.20 0.00 0.92 0.93 0.05 81.89 Average: 0 20.01 0.00 0.82 0.26 0.05 78.86 Average: 1 14.68 0.00 0.94 0.68 0.05 83.65 Average: 2 15.72 0.00 0.77 0.38 0.05 83.08 Average: 3 14.41 0.00 1.16 2.41 0.05 81.97