---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9904 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 458 5191 0 2325 7234 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:a7:f1:96 brd ff:ff:ff:ff:ff:ff inet 10.32.6.51/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86029sec preferred_lft 86029sec inet6 fe80::f816:3eff:fea7:f196/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9904) 03/28/26 _x86_64_ (4 CPU) 02:56:54 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 138.25 54.70 83.56 3584.81 40335.10 02:59:01 67.59 13.06 54.52 273.40 9131.55 03:00:01 34.49 0.62 33.87 17.73 6979.81 03:01:01 9.36 0.00 9.36 0.00 356.55 03:02:01 50.08 1.00 49.08 89.30 12104.63 03:03:01 25.55 2.75 22.80 88.65 1499.35 Average: 54.18 12.02 42.17 676.78 11742.03 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 6026600 7442064 2140820 26.21 36472 1559348 689436 7.48 555124 1422732 85232 02:59:01 5744616 7393140 2422804 29.66 56448 1756820 835152 9.06 622388 1605404 130204 03:00:01 5526188 7248868 2641232 32.34 58552 1827064 877304 9.52 769624 1671900 1708 03:01:01 5503172 7232864 2664248 32.62 60388 1831192 886196 9.62 786904 1675220 760 03:02:01 5356776 7444276 2810644 34.41 65700 2176260 652132 7.08 594840 1999564 29232 03:03:01 5332872 7425488 2834548 34.71 67840 2178704 658024 7.14 630576 1986788 9976 Average: 5581704 7364450 2585716 31.66 57567 1888231 766374 8.32 659909 1726935 42852 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 02:58:02 ens3 445.58 219.14 1402.48 64.04 0.00 0.00 0.00 0.00 02:59:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 02:59:01 ens3 65.32 48.73 459.37 13.94 0.00 0.00 0.00 0.00 03:00:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:00:01 ens3 93.52 102.12 1151.66 14.49 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 03:01:01 ens3 81.64 120.11 72.32 18.40 0.00 0.00 0.00 0.00 03:02:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 03:02:01 ens3 1388.12 512.46 4082.49 75.20 0.00 0.00 0.00 0.00 03:03:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 03:03:01 ens3 9.48 10.85 9.01 6.03 0.00 0.00 0.00 0.00 Average: lo 0.66 0.66 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 348.07 169.24 1198.31 32.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9904) 03/28/26 _x86_64_ (4 CPU) 02:56:54 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 21.23 0.00 2.72 5.36 2.51 68.18 02:58:02 0 10.66 0.00 1.68 11.07 2.15 74.44 02:58:02 1 39.26 0.00 2.24 6.01 2.42 50.07 02:58:02 2 15.85 0.00 2.45 2.39 3.74 75.57 02:58:02 3 19.32 0.00 4.53 1.99 1.68 72.48 02:59:01 all 21.83 0.00 1.69 2.44 1.84 72.21 02:59:01 0 3.54 0.00 0.40 2.83 0.96 92.25 02:59:01 1 45.74 0.00 3.30 1.84 1.72 47.40 02:59:01 2 8.18 0.00 1.22 4.23 3.39 82.99 02:59:01 3 30.20 0.00 1.88 0.83 1.27 65.82 03:00:01 all 12.37 0.00 0.68 0.46 1.17 85.32 03:00:01 0 23.42 0.00 0.37 0.00 1.38 74.84 03:00:01 1 8.72 0.00 0.71 0.00 0.93 89.64 03:00:01 2 8.20 0.00 0.93 1.35 1.45 88.06 03:00:01 3 9.15 0.00 0.72 0.47 0.92 88.75 03:01:01 all 5.24 0.00 0.43 0.03 0.56 93.75 03:01:01 0 3.62 0.00 0.25 0.00 0.57 95.57 03:01:01 1 4.84 0.00 0.63 0.00 0.40 94.12 03:01:01 2 4.14 0.00 0.20 0.12 0.79 94.75 03:01:01 3 8.35 0.00 0.60 0.00 0.50 90.55 03:02:01 all 20.62 0.00 1.74 0.86 1.86 74.92 03:02:01 0 11.31 0.00 1.52 0.35 1.79 85.03 03:02:01 1 13.37 0.00 2.00 0.70 1.52 82.41 03:02:01 2 33.12 0.00 2.03 2.30 2.38 60.17 03:02:01 3 24.71 0.00 1.41 0.12 1.72 72.05 03:03:01 all 20.72 0.00 0.89 0.87 1.44 76.07 03:03:01 0 49.58 0.00 1.43 0.32 1.73 46.95 03:03:01 1 21.05 0.00 0.98 0.05 0.73 77.18 03:03:01 2 9.17 0.00 0.79 3.10 1.13 85.81 03:03:01 3 3.45 0.00 0.36 0.00 2.17 94.01 Average: all 17.01 0.00 1.36 1.67 1.56 78.39 Average: 0 17.05 0.00 0.95 2.44 1.43 78.14 Average: 1 22.12 0.00 1.64 1.43 1.29 73.52 Average: 2 13.12 0.00 1.28 2.25 2.15 81.20 Average: 3 15.79 0.00 1.58 0.57 1.38 80.68