---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8905 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 7.7G 12G 40% / 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 466 5235 0 2273 7226 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:3a:f8:67 brd ff:ff:ff:ff:ff:ff inet 10.32.6.154/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fe3a:f867/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8905) 08/22/26 _x86_64_ (4 CPU) 10:25:50 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:02 120.73 54.50 66.23 3585.35 12458.49 10:28:01 55.36 0.34 55.02 36.33 9880.09 10:29:01 88.62 18.06 70.55 631.76 13304.58 10:30:01 22.98 0.60 22.38 67.72 3509.95 Average: 72.00 18.46 53.54 1085.18 9788.45 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:02 5986348 7426588 2181072 26.70 38328 1581468 685552 7.44 581856 1437924 97316 10:28:01 5786008 7520556 2381412 29.16 56992 1839356 586620 6.37 482416 1701000 166104 10:29:01 5373276 7399488 2794144 34.21 64756 2116308 685512 7.44 675956 1906504 72232 10:30:01 5375208 7413180 2792212 34.19 66992 2125468 658420 7.14 676476 1903152 9628 Average: 5630210 7439953 2537210 31.07 56767 1915650 654026 7.10 604176 1737145 86320 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:02 ens3 442.67 249.68 1505.34 67.36 0.00 0.00 0.00 0.00 10:27:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:28:01 ens3 55.21 51.50 748.32 5.85 0.00 0.00 0.00 0.00 10:28:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 10:29:01 ens3 318.38 297.40 2608.24 71.31 0.00 0.00 0.00 0.00 10:29:01 lo 1.50 1.50 0.15 0.15 0.00 0.00 0.00 0.00 10:30:01 ens3 13.11 12.66 8.81 6.22 0.00 0.00 0.00 0.00 10:30:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 208.03 153.26 1219.70 37.83 0.00 0.00 0.00 0.00 Average: lo 0.96 0.96 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8905) 08/22/26 _x86_64_ (4 CPU) 10:25:50 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:02 all 23.54 0.00 2.03 3.54 1.05 69.84 10:27:02 0 21.28 0.00 1.93 4.61 1.03 71.15 10:27:02 1 16.53 0.00 1.32 1.65 0.70 79.80 10:27:02 2 46.24 0.00 2.76 5.58 1.49 43.93 10:27:02 3 10.16 0.00 2.12 2.33 0.98 84.41 10:28:01 all 20.36 0.00 1.29 1.59 0.86 75.90 10:28:01 0 1.18 0.00 0.25 2.77 0.44 95.35 10:28:01 1 27.91 0.00 1.71 1.31 0.95 68.12 10:28:01 2 39.48 0.00 2.63 2.13 1.24 54.52 10:28:01 3 12.94 0.00 0.54 0.15 0.85 85.52 10:29:01 all 39.29 0.00 2.29 1.65 3.16 53.60 10:29:01 0 34.86 0.00 2.13 0.92 3.09 58.99 10:29:01 1 46.83 0.00 2.39 3.15 3.22 44.42 10:29:01 2 35.06 0.00 1.80 1.52 3.23 58.39 10:29:01 3 40.43 0.00 2.87 1.02 3.09 52.59 10:30:01 all 20.50 0.00 0.98 0.82 1.38 76.32 10:30:01 0 0.38 0.00 0.28 0.00 0.88 98.46 10:30:01 1 25.52 0.00 1.59 0.15 1.36 71.38 10:30:01 2 15.15 0.00 0.86 2.80 1.71 79.48 10:30:01 3 41.05 0.00 1.20 0.30 1.56 55.89 Average: all 25.96 0.00 1.65 1.90 1.62 68.87 Average: 0 14.50 0.00 1.15 2.07 1.37 80.91 Average: 1 29.23 0.00 1.75 1.57 1.56 65.89 Average: 2 33.90 0.00 2.00 3.01 1.92 59.17 Average: 3 26.24 0.00 1.69 0.95 1.63 69.50