---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2141 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 7.8G 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 464 5097 0 2414 7225 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:22:69:c9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.21/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86078sec preferred_lft 86078sec inet6 fe80::f816:3eff:fe22:69c9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2141) 05/30/26 _x86_64_ (4 CPU) 05:56:56 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:03 156.19 68.74 87.45 4316.35 40988.79 05:59:01 85.00 27.98 57.02 1567.04 9915.53 06:00:01 48.58 11.68 36.90 793.47 9053.38 06:01:01 14.61 6.36 8.25 182.87 3209.86 06:02:01 31.19 0.68 30.51 77.71 7329.16 Average: 66.99 23.05 43.94 1386.18 14126.65 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:03 5968624 7405400 2198788 26.92 38308 1577764 712756 7.73 596288 1436688 95004 05:59:01 5602300 7362540 2565112 31.41 58216 1863728 838420 9.10 674064 1690616 149444 06:00:01 4647972 6628584 3519440 43.09 63748 2071504 1433288 15.55 1437940 1863316 82656 06:01:01 5274164 7437908 2893248 35.42 67852 2245812 639360 6.94 694300 1973956 180032 06:02:01 5227780 7403652 2939632 35.99 70532 2254912 689460 7.48 736124 1977192 10740 Average: 5344168 7247617 2823244 34.57 59731 2002744 862657 9.36 827743 1788354 103575 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:03 ens3 375.10 229.28 1551.93 64.67 0.00 0.00 0.00 0.00 05:58:03 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 05:59:01 ens3 62.04 50.28 533.52 12.34 0.00 0.00 0.00 0.00 05:59:01 lo 1.21 1.21 0.12 0.12 0.00 0.00 0.00 0.00 06:00:01 ens3 216.43 209.98 2926.28 26.67 0.00 0.00 0.00 0.00 06:00:01 lo 0.57 0.57 0.05 0.05 0.00 0.00 0.00 0.00 06:01:01 ens3 126.42 116.36 1059.36 19.46 0.00 0.00 0.00 0.00 06:01:01 lo 121.03 121.03 36.42 36.42 0.00 0.00 0.00 0.00 06:02:01 ens3 13.26 14.15 10.76 6.80 0.00 0.00 0.00 0.00 06:02:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 159.30 124.50 1220.96 26.08 0.00 0.00 0.00 0.00 Average: lo 25.19 25.19 7.41 7.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2141) 05/30/26 _x86_64_ (4 CPU) 05:56:56 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:03 all 22.48 0.00 2.84 4.42 1.13 69.13 05:58:03 0 16.13 0.00 1.52 4.81 0.90 76.63 05:58:03 1 22.37 0.00 5.44 2.90 1.19 68.10 05:58:03 2 36.35 0.00 2.62 4.13 1.45 55.44 05:58:03 3 15.06 0.00 1.81 5.82 1.00 76.31 05:59:01 all 23.13 0.00 1.47 2.05 0.97 72.38 05:59:01 0 14.60 0.00 1.26 4.65 0.69 78.80 05:59:01 1 21.92 0.00 0.91 0.60 0.83 75.73 05:59:01 2 40.59 0.00 2.59 1.52 1.33 53.97 05:59:01 3 15.45 0.00 1.10 1.43 1.03 80.98 06:00:01 all 35.92 0.00 1.48 1.14 2.05 59.42 06:00:01 0 34.72 0.00 1.08 0.80 2.01 61.40 06:00:01 1 36.47 0.00 0.88 2.07 1.93 58.65 06:00:01 2 39.59 0.00 1.58 0.15 1.95 56.72 06:00:01 3 32.89 0.00 2.40 1.55 2.30 60.87 06:01:01 all 36.31 0.00 1.73 0.35 2.24 59.38 06:01:01 0 35.97 0.00 1.63 0.03 2.18 60.19 06:01:01 1 35.93 0.00 1.92 1.07 2.23 58.85 06:01:01 2 37.79 0.00 1.56 0.07 2.33 58.25 06:01:01 3 35.56 0.00 1.83 0.20 2.18 60.23 06:02:01 all 20.91 0.00 1.02 0.73 0.70 76.63 06:02:01 0 23.95 0.00 0.98 0.12 0.88 74.07 06:02:01 1 1.47 0.00 0.62 2.66 0.25 94.99 06:02:01 2 24.47 0.00 1.18 0.07 0.85 73.43 06:02:01 3 33.61 0.00 1.27 0.13 0.87 64.13 Average: all 27.79 0.00 1.71 1.73 1.42 67.35 Average: 0 25.16 0.00 1.29 2.06 1.34 70.15 Average: 1 23.67 0.00 1.96 1.87 1.29 71.21 Average: 2 35.73 0.00 1.90 1.18 1.58 59.61 Average: 3 26.59 0.00 1.69 1.83 1.48 68.42