---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1589 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 629 981 0 2332 3047 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:b3:69:8b brd ff:ff:ff:ff:ff:ff inet 10.32.6.156/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85961sec preferred_lft 85961sec inet6 fe80::f816:3eff:feb3:698b/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-1589) 05/24/25 _x86_64_ (4 CPU) 20:22:57 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:02 184.70 80.22 104.48 4880.12 43058.84 20:25:01 90.98 30.22 60.77 1657.08 10804.68 20:26:01 10.63 0.02 10.61 0.13 456.46 20:27:01 37.13 10.43 26.70 729.08 3626.60 20:28:01 2.23 0.08 2.15 2.93 169.57 20:29:01 33.09 6.37 26.73 176.24 3688.32 20:30:01 27.56 0.78 26.78 86.52 7296.12 Average: 55.11 18.27 36.83 1074.63 9869.28 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:02 1823452 3385800 2215200 54.85 49712 1667792 572776 11.26 513392 1528308 164152 20:25:01 1493384 3231440 2545268 63.02 57724 1827900 732556 14.40 682508 1672740 4460 20:26:01 1475896 3221200 2562756 63.46 59564 1832452 735996 14.47 694984 1676536 1908 20:27:01 364916 2236940 3673736 90.96 62272 1952628 1820576 35.79 1712672 1756812 3656 20:28:01 205860 2078304 3832792 94.90 62376 1952704 1846776 36.30 1873120 1754440 220 20:29:01 1132576 3256560 2906076 71.96 65748 2195276 620260 12.19 873740 1822816 139508 20:30:01 1038508 3150460 3000144 74.29 68652 2180912 737252 14.49 968760 1820932 25056 Average: 1076370 2937243 2962282 73.35 60864 1944238 1009456 19.84 1045597 1718941 48423 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:02 ens3 425.06 287.20 1631.41 70.68 0.00 0.00 0.00 0.00 20:24:02 lo 1.87 1.87 0.17 0.17 0.00 0.00 0.00 0.00 20:25:01 ens3 150.19 143.09 865.63 28.57 0.00 0.00 0.00 0.00 20:25:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 20:26:01 ens3 61.46 87.92 66.57 14.04 0.00 0.00 0.00 0.00 20:26:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 20:27:01 ens3 252.44 292.90 1598.23 43.79 0.00 0.00 0.00 0.00 20:27:01 lo 2.13 2.13 1.07 1.07 0.00 0.00 0.00 0.00 20:28:01 ens3 2.52 2.53 0.54 0.70 0.00 0.00 0.00 0.00 20:28:01 lo 13.33 13.33 3.79 3.79 0.00 0.00 0.00 0.00 20:29:01 ens3 548.73 440.38 1463.39 106.81 0.00 0.00 0.00 0.00 20:29:01 lo 14.13 14.13 3.05 3.05 0.00 0.00 0.00 0.00 20:30:01 ens3 41.61 30.63 19.87 94.23 0.00 0.00 0.00 0.00 20:30:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 211.86 183.62 806.38 51.31 0.00 0.00 0.00 0.00 Average: lo 4.89 4.89 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-1589) 05/24/25 _x86_64_ (4 CPU) 20:22:57 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:02 all 20.76 0.00 2.33 5.65 0.06 71.20 20:24:02 0 35.92 0.00 3.05 7.87 0.08 53.08 20:24:02 1 11.08 0.00 2.76 3.43 0.02 82.71 20:24:02 2 12.04 0.00 1.31 9.51 0.08 77.06 20:24:02 3 23.94 0.00 2.19 1.82 0.07 71.98 20:25:01 all 14.68 0.00 0.75 1.73 0.05 82.80 20:25:01 0 16.01 0.00 0.69 2.04 0.05 81.21 20:25:01 1 9.19 0.00 0.44 0.25 0.03 90.08 20:25:01 2 8.44 0.00 0.74 3.99 0.05 86.77 20:25:01 3 25.10 0.00 1.14 0.61 0.07 73.09 20:26:01 all 4.29 0.00 0.22 0.04 0.04 95.41 20:26:01 0 8.79 0.00 0.45 0.00 0.05 90.71 20:26:01 1 0.15 0.00 0.00 0.00 0.02 99.83 20:26:01 2 3.98 0.00 0.27 0.15 0.03 95.57 20:26:01 3 4.26 0.00 0.17 0.00 0.03 95.54 20:27:01 all 26.80 0.00 1.04 0.37 0.06 71.73 20:27:01 0 29.66 0.00 1.19 0.17 0.08 68.91 20:27:01 1 27.28 0.00 0.92 0.30 0.03 71.46 20:27:01 2 25.88 0.00 0.60 0.82 0.07 72.64 20:27:01 3 24.39 0.00 1.40 0.20 0.08 73.92 20:28:01 all 3.18 0.00 0.32 0.02 0.04 96.44 20:28:01 0 3.02 0.00 0.38 0.00 0.03 96.56 20:28:01 1 2.27 0.00 0.35 0.00 0.03 97.35 20:28:01 2 4.29 0.00 0.25 0.07 0.05 95.35 20:28:01 3 3.15 0.00 0.35 0.00 0.03 96.47 20:29:01 all 19.53 0.00 1.15 0.22 0.07 79.03 20:29:01 0 16.04 0.00 1.23 0.13 0.05 82.54 20:29:01 1 19.91 0.00 0.73 0.05 0.07 79.24 20:29:01 2 23.01 0.00 1.79 0.71 0.07 74.42 20:29:01 3 19.16 0.00 0.84 0.00 0.07 79.94 20:30:01 all 22.20 0.00 0.91 0.76 0.05 76.08 20:30:01 0 18.29 0.00 0.60 0.37 0.03 80.71 20:30:01 1 25.03 0.00 1.02 0.03 0.07 73.85 20:30:01 2 13.90 0.00 0.80 2.55 0.03 82.72 20:30:01 3 31.57 0.00 1.20 0.10 0.05 67.08 Average: all 15.91 0.00 0.96 1.25 0.05 81.83 Average: 0 18.23 0.00 1.08 1.51 0.05 79.12 Average: 1 13.56 0.00 0.89 0.58 0.04 84.93 Average: 2 13.08 0.00 0.82 2.52 0.05 83.52 Average: 3 18.78 0.00 1.04 0.39 0.06 79.74