---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6165 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 472 5295 0 2207 7220 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:2a:c9:67 brd ff:ff:ff:ff:ff:ff inet 10.32.6.48/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fe2a:c967/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6165) 10/11/25 _x86_64_ (4 CPU) 07:39:05 LINUX RESTART (4 CPU) 07:40:01 tps rtps wtps bread/s bwrtn/s 07:41:01 53.22 2.30 50.92 47.85 7466.71 07:42:01 88.42 12.81 75.61 255.78 12806.53 07:43:01 38.31 6.15 32.17 464.83 4197.23 07:44:01 24.88 0.10 24.78 2.93 2444.13 Average: 51.21 5.34 45.87 192.87 6728.72 07:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:41:01 5841672 7417668 2325748 28.48 51416 1694700 692080 7.51 588828 1555384 120744 07:42:01 5281372 7095208 2886048 35.34 62824 1909428 971876 10.55 938000 1742292 7388 07:43:01 5491684 7460164 2675736 32.76 67164 2055976 610620 6.63 629132 1833344 58752 07:44:01 5362364 7333752 2805056 34.34 69188 2056340 741120 8.04 761596 1829236 12088 Average: 5494273 7326698 2673147 32.73 62648 1929111 753924 8.18 729389 1740064 49743 07:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:41:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 07:41:01 ens3 55.73 39.57 737.55 5.57 0.00 0.00 0.00 0.00 07:42:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 07:42:01 ens3 310.80 322.08 2476.84 55.19 0.00 0.00 0.00 0.00 07:43:01 lo 1.45 1.45 0.18 0.18 0.00 0.00 0.00 0.00 07:43:01 ens3 196.30 232.53 1138.92 44.86 0.00 0.00 0.00 0.00 07:44:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:44:01 ens3 8.80 10.55 6.60 4.84 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 142.91 151.19 1090.02 27.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6165) 10/11/25 _x86_64_ (4 CPU) 07:39:05 LINUX RESTART (4 CPU) 07:40:01 CPU %user %nice %system %iowait %steal %idle 07:41:01 all 18.94 0.00 1.05 2.51 2.10 75.39 07:41:01 0 17.63 0.00 0.79 0.31 2.21 79.05 07:41:01 1 5.57 0.00 0.83 4.70 1.41 87.50 07:41:01 2 50.14 0.00 2.24 3.72 4.17 39.73 07:41:01 3 2.18 0.00 0.32 1.30 0.63 95.57 07:42:01 all 30.10 0.00 1.97 1.17 6.32 60.43 07:42:01 0 35.17 0.00 2.59 0.18 7.73 54.33 07:42:01 1 27.23 0.00 2.57 3.51 6.70 59.99 07:42:01 2 27.90 0.00 1.29 0.26 5.90 64.66 07:42:01 3 30.10 0.00 1.47 0.72 4.97 62.74 07:43:01 all 36.06 0.00 1.52 0.94 5.91 55.57 07:43:01 0 28.45 0.00 1.62 0.46 5.72 63.75 07:43:01 1 30.82 0.00 1.27 1.19 6.16 60.56 07:43:01 2 31.48 0.00 1.47 1.59 5.60 59.87 07:43:01 3 53.57 0.00 1.71 0.54 6.15 38.03 07:44:01 all 20.24 0.00 0.94 1.25 2.36 75.22 07:44:01 0 5.07 0.00 0.63 0.02 0.98 93.31 07:44:01 1 4.40 0.00 0.55 1.05 3.69 90.32 07:44:01 2 56.76 0.00 1.75 3.38 3.23 34.89 07:44:01 3 15.01 0.00 0.81 0.53 1.47 82.17 Average: all 26.37 0.00 1.37 1.46 4.18 66.62 Average: 0 21.65 0.00 1.41 0.24 4.18 72.52 Average: 1 17.01 0.00 1.30 2.60 4.50 74.59 Average: 2 41.52 0.00 1.68 2.23 4.73 49.84 Average: 3 25.32 0.00 1.08 0.77 3.32 69.50