---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7725 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 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 475 5148 0 2352 7217 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:5e:30:75 brd ff:ff:ff:ff:ff:ff inet 10.32.7.193/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86046sec preferred_lft 86046sec inet6 fe80::f816:3eff:fe5e:3075/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7725) 02/28/26 _x86_64_ (4 CPU) 05:14:53 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:02 137.97 54.63 83.34 3583.34 39906.05 05:17:01 55.40 0.17 55.23 22.23 10120.41 05:18:01 60.46 30.19 30.26 1646.39 7598.07 05:19:01 19.55 10.21 9.33 778.00 3555.14 05:20:01 25.92 1.53 24.39 102.50 7236.79 Average: 59.87 19.41 40.46 1230.48 13695.63 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 6027112 7414872 2140300 26.21 36380 1532320 709372 7.70 584812 1393752 70304 05:17:01 5763188 7408064 2404224 29.44 55296 1754996 689736 7.48 593964 1616212 119008 05:18:01 5508344 7299452 2659068 32.56 60500 1891772 791836 8.59 743000 1713820 7580 05:19:01 4401720 6312668 3765692 46.11 62752 2005512 1629740 17.68 1763412 1785396 312 05:20:01 5251840 7368168 2915572 35.70 67764 2201596 715736 7.77 773040 1922156 24288 Average: 5390441 7160645 2776971 34.00 56538 1877239 907284 9.84 891646 1686267 44298 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 ens3 451.65 234.72 1176.35 64.38 0.00 0.00 0.00 0.00 05:16:02 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 05:17:01 ens3 42.94 36.03 528.75 4.30 0.00 0.00 0.00 0.00 05:17:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:18:01 ens3 113.73 102.47 1378.99 22.47 0.00 0.00 0.00 0.00 05:18:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 05:19:01 ens3 105.43 95.17 1438.78 11.34 0.00 0.00 0.00 0.00 05:19:01 lo 86.85 86.85 32.16 32.16 0.00 0.00 0.00 0.00 05:20:01 ens3 122.49 105.43 1256.17 20.57 0.00 0.00 0.00 0.00 05:20:01 lo 35.02 35.02 4.35 4.35 0.00 0.00 0.00 0.00 Average: ens3 167.67 115.03 1157.87 24.68 0.00 0.00 0.00 0.00 Average: lo 24.94 24.94 7.37 7.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7725) 02/28/26 _x86_64_ (4 CPU) 05:14:53 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 21.79 0.00 2.57 4.71 2.17 68.77 05:16:02 0 11.80 0.00 1.09 0.85 1.41 84.85 05:16:02 1 26.67 0.00 4.73 6.62 2.96 59.02 05:16:02 2 37.16 0.00 2.27 3.91 2.69 53.96 05:16:02 3 11.51 0.00 2.18 7.43 1.64 77.24 05:17:01 all 19.69 0.00 1.47 1.88 1.40 75.57 05:17:01 0 1.49 0.00 0.15 0.02 0.22 98.12 05:17:01 1 43.84 0.00 3.16 1.88 1.88 49.24 05:17:01 2 21.64 0.00 1.57 0.57 1.60 74.63 05:17:01 3 11.90 0.00 1.02 5.03 1.86 80.19 05:18:01 all 15.33 0.00 1.06 1.38 1.68 80.55 05:18:01 0 10.75 0.00 1.07 0.03 1.43 86.72 05:18:01 1 15.64 0.00 0.83 3.06 1.30 79.17 05:18:01 2 18.12 0.00 1.07 1.60 1.82 77.40 05:18:01 3 16.81 0.00 1.22 0.88 2.17 78.92 05:19:01 all 49.96 0.00 1.78 0.55 5.10 42.61 05:19:01 0 50.76 0.00 1.90 0.46 4.90 41.98 05:19:01 1 47.11 0.00 1.71 0.56 4.68 45.94 05:19:01 2 51.77 0.00 1.57 0.64 5.17 40.86 05:19:01 3 50.17 0.00 1.98 0.53 5.67 41.66 05:20:01 all 27.08 0.00 1.50 0.99 1.90 68.53 05:20:01 0 17.99 0.00 1.24 0.31 1.57 78.88 05:20:01 1 36.09 0.00 1.13 1.36 1.79 59.62 05:20:01 2 36.47 0.00 2.07 0.17 2.45 58.85 05:20:01 3 17.80 0.00 1.52 2.10 1.79 76.79 Average: all 26.82 0.00 1.68 1.90 2.46 67.15 Average: 0 18.65 0.00 1.10 0.34 1.91 78.01 Average: 1 33.85 0.00 2.31 2.70 2.53 58.61 Average: 2 33.10 0.00 1.71 1.38 2.75 61.06 Average: 3 21.68 0.00 1.59 3.18 2.63 70.92