---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8322 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.9G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 438 5075 0 2461 7251 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:47:ed:6b brd ff:ff:ff:ff:ff:ff inet 10.32.7.106/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86016sec preferred_lft 86016sec inet6 fe80::f816:3eff:fe47:ed6b/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-8322) 08/15/26 _x86_64_ (4 CPU) 02:56:56 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 166.57 83.39 83.19 4911.18 39987.49 02:59:01 54.19 0.17 54.02 21.15 9352.08 03:00:01 57.74 12.58 45.16 269.82 11348.24 03:01:01 9.93 0.00 9.93 0.00 380.60 03:02:01 43.31 0.42 42.89 14.53 8655.89 03:03:01 27.94 1.75 26.19 87.84 4881.31 Average: 59.96 16.43 43.53 886.44 12442.56 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 6077756 7460776 2089664 25.59 35960 1528056 660912 7.17 539348 1391892 67400 02:59:01 5714704 7400324 2452716 30.03 54624 1796488 678152 7.36 613972 1648120 164700 03:00:01 5418880 7273232 2748540 33.65 59588 1954088 855988 9.29 746644 1798464 1836 03:01:01 5401516 7263124 2765904 33.87 61564 1958448 855988 9.29 759228 1801960 860 03:02:01 5228168 7441984 2939252 35.99 66496 2298300 644964 7.00 597816 2121544 111436 03:03:01 5210488 7437196 2956932 36.20 68776 2308460 646044 7.01 617632 2118580 10572 Average: 5508585 7379439 2658835 32.55 57835 1973973 723675 7.85 645773 1813427 59467 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 ens3 435.06 263.59 1211.26 68.09 0.00 0.00 0.00 0.00 02:58:02 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 02:59:01 ens3 34.46 26.08 681.34 3.81 0.00 0.00 0.00 0.00 02:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:00:01 ens3 133.93 114.85 1664.97 21.94 0.00 0.00 0.00 0.00 03:00:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 03:01:01 ens3 51.59 73.84 53.06 13.30 0.00 0.00 0.00 0.00 03:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:02:01 ens3 620.23 512.21 4035.53 79.62 0.00 0.00 0.00 0.00 03:02:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:03:01 ens3 18.18 17.06 14.31 8.38 0.00 0.00 0.00 0.00 03:03:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 216.07 168.32 1278.35 32.60 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8322) 08/15/26 _x86_64_ (4 CPU) 02:56:56 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 21.64 0.00 2.69 6.36 2.49 66.81 02:58:02 0 12.08 0.00 4.66 2.28 2.17 78.81 02:58:02 1 35.76 0.00 2.57 15.17 3.08 43.42 02:58:02 2 28.22 0.00 1.85 2.98 2.73 64.21 02:58:02 3 10.64 0.00 1.67 5.02 2.00 80.66 02:59:01 all 19.74 0.00 1.20 2.15 1.76 75.15 02:59:01 0 14.32 0.00 0.93 0.05 1.33 83.38 02:59:01 1 18.00 0.00 1.15 4.28 1.17 75.41 02:59:01 2 45.50 0.00 2.53 0.94 2.58 48.44 02:59:01 3 1.37 0.00 0.22 3.32 1.97 93.13 03:00:01 all 17.15 0.00 1.05 1.39 2.33 78.08 03:00:01 0 26.82 0.00 1.13 0.51 2.37 69.17 03:00:01 1 11.53 0.00 1.27 3.38 1.96 81.86 03:00:01 2 10.32 0.00 1.01 0.91 2.69 85.08 03:00:01 3 20.03 0.00 0.78 0.74 2.32 76.14 03:01:01 all 4.77 0.00 0.26 0.03 0.53 94.42 03:01:01 0 6.81 0.00 0.05 0.00 0.42 92.72 03:01:01 1 7.22 0.00 0.50 0.08 0.67 91.52 03:01:01 2 2.02 0.00 0.10 0.00 0.52 97.37 03:01:01 3 3.03 0.00 0.40 0.03 0.48 96.05 03:02:01 all 16.81 0.00 1.66 0.45 2.02 79.06 03:02:01 0 11.64 0.00 1.59 0.07 1.61 85.08 03:02:01 1 19.91 0.00 1.41 0.76 1.68 76.23 03:02:01 2 16.73 0.00 1.79 0.02 2.61 78.85 03:02:01 3 18.93 0.00 1.85 0.96 2.18 76.09 03:03:01 all 20.35 0.00 0.97 1.16 1.52 75.99 03:03:01 0 19.36 0.00 0.98 2.97 1.44 75.26 03:03:01 1 44.94 0.00 1.68 0.23 1.89 51.26 03:03:01 2 11.60 0.00 0.55 0.30 1.28 86.28 03:03:01 3 5.64 0.00 0.71 1.14 1.44 91.08 Average: all 16.75 0.00 1.31 1.93 1.78 78.24 Average: 0 15.18 0.00 1.56 0.98 1.56 80.72 Average: 1 22.92 0.00 1.43 3.99 1.74 69.92 Average: 2 18.99 0.00 1.30 0.86 2.07 76.78 Average: 3 9.96 0.00 0.94 1.87 1.73 85.49