---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8437 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 484 4984 0 2507 7204 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:35:bf:ea brd ff:ff:ff:ff:ff:ff inet 10.32.6.163/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86055sec preferred_lft 86055sec inet6 fe80::f816:3eff:fe35:bfea/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-8437) 08/15/26 _x86_64_ (4 CPU) 23:17:55 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 153.56 66.92 86.64 4283.15 40859.87 23:20:01 62.58 4.58 58.01 159.02 10263.75 23:21:01 70.79 29.68 41.11 2071.42 11328.45 23:22:01 15.51 6.67 8.85 236.76 3430.23 23:23:01 29.06 1.37 27.69 93.17 7275.31 Average: 66.31 21.90 44.41 1372.78 14645.55 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 5969676 7398344 2197744 26.91 37384 1571252 708516 7.69 602584 1430812 89452 23:20:01 5702852 7474520 2464568 30.18 56912 1875672 605128 6.57 526100 1736064 199228 23:21:01 4822988 6875388 3344432 40.95 63860 2142344 1447480 15.71 1178280 1947668 96848 23:22:01 4645916 6737216 3521504 43.12 65808 2177360 1454160 15.78 1346480 1949444 27676 23:23:01 5134584 7404940 3032836 37.13 69640 2349208 664204 7.21 744348 2059168 27196 Average: 5255203 7178082 2912217 35.66 58721 2023167 975898 10.59 879558 1824631 88080 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 23:19:02 ens3 426.31 232.03 1485.19 65.35 0.00 0.00 0.00 0.00 23:20:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 23:20:01 ens3 61.23 56.01 749.35 6.84 0.00 0.00 0.00 0.00 23:21:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 23:21:01 ens3 193.72 183.91 3271.96 32.26 0.00 0.00 0.00 0.00 23:22:01 lo 122.80 122.80 36.56 36.56 0.00 0.00 0.00 0.00 23:22:01 ens3 28.40 28.55 405.82 6.10 0.00 0.00 0.00 0.00 23:23:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 23:23:01 ens3 68.26 62.10 860.82 14.84 0.00 0.00 0.00 0.00 Average: lo 25.45 25.45 7.41 7.41 0.00 0.00 0.00 0.00 Average: ens3 155.90 112.71 1356.83 25.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8437) 08/15/26 _x86_64_ (4 CPU) 23:17:55 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 22.29 0.00 2.66 4.45 1.41 69.18 23:19:02 0 17.90 0.00 1.40 2.32 0.95 77.43 23:19:02 1 18.08 0.00 2.18 8.67 1.62 69.46 23:19:02 2 20.21 0.00 2.18 2.54 1.40 73.67 23:19:02 3 33.06 0.00 4.88 4.25 1.67 56.14 23:20:01 all 20.35 0.00 1.31 1.73 0.96 75.66 23:20:01 0 11.66 0.00 1.27 1.22 0.88 84.98 23:20:01 1 2.50 0.00 0.41 4.83 0.61 91.65 23:20:01 2 1.76 0.00 0.17 0.00 0.32 97.75 23:20:01 3 65.67 0.00 3.42 0.83 2.04 28.04 23:21:01 all 25.78 0.00 1.31 1.69 1.89 69.34 23:21:01 0 25.73 0.00 1.28 4.68 1.70 66.61 23:21:01 1 27.32 0.00 1.52 0.30 1.93 68.93 23:21:01 2 27.03 0.00 1.08 1.35 2.00 68.54 23:21:01 3 23.03 0.00 1.38 0.42 1.92 73.25 23:22:01 all 43.67 0.00 1.37 0.38 3.23 51.35 23:22:01 0 43.71 0.00 1.46 0.36 3.38 51.08 23:22:01 1 43.80 0.00 1.61 0.33 3.31 50.95 23:22:01 2 38.74 0.00 1.22 0.25 3.18 56.61 23:22:01 3 48.43 0.00 1.17 0.58 3.06 46.76 23:23:01 all 25.10 0.00 1.23 0.81 1.41 71.46 23:23:01 0 10.95 0.00 1.25 0.10 0.88 86.82 23:23:01 1 70.27 0.00 2.18 0.25 2.12 25.18 23:23:01 2 12.88 0.00 0.55 0.07 0.93 85.57 23:23:01 3 6.39 0.00 0.91 2.79 1.69 88.21 Average: all 27.46 0.00 1.58 1.81 1.78 67.37 Average: 0 22.05 0.00 1.33 1.73 1.56 73.33 Average: 1 32.46 0.00 1.58 2.88 1.92 61.15 Average: 2 20.18 0.00 1.04 0.84 1.57 76.36 Average: 3 35.18 0.00 2.35 1.78 2.08 58.62