---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1580 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 8.2G 12G 43% / 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 470 4664 0 2841 7214 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:70:29:12 brd ff:ff:ff:ff:ff:ff inet 10.32.7.9/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86022sec preferred_lft 86022sec inet6 fe80::f816:3eff:fe70:2912/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1580) 05/23/26 _x86_64_ (4 CPU) 11:16:57 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 160.09 80.25 79.84 4849.33 40566.59 11:19:01 61.21 5.57 55.64 175.84 9614.26 11:20:01 70.54 24.36 46.18 1484.42 20943.18 11:21:01 9.83 0.00 9.83 0.00 381.14 11:22:01 45.34 2.13 43.21 115.05 8777.34 11:23:01 28.91 0.70 28.21 77.85 4955.84 Average: 62.65 18.84 43.82 1117.08 14206.39 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 5997272 7423060 2170148 26.57 36484 1569320 683812 7.42 574928 1432956 88360 11:19:01 5770676 7481788 2396744 29.35 56924 1816368 598636 6.50 520612 1678012 140008 11:20:01 5054372 7287624 3113048 38.12 59940 2327684 788364 8.55 744856 2153676 1168 11:21:01 5039456 7280192 3127964 38.30 61944 2332200 796332 8.64 754188 2157264 792 11:22:01 4805096 7401348 3362324 41.17 66872 2675536 675056 7.32 651232 2480992 110968 11:23:01 4775648 7383832 3391772 41.53 69252 2684516 696232 7.55 675452 2484516 9808 Average: 5240420 7376307 2927000 35.84 58569 2234271 706405 7.66 653545 2064569 58517 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 11:18:01 ens3 464.91 255.22 1506.51 67.30 0.00 0.00 0.00 0.00 11:19:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 11:19:01 ens3 49.91 42.44 405.79 5.60 0.00 0.00 0.00 0.00 11:20:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 11:20:01 ens3 331.88 227.95 7804.33 31.58 0.00 0.00 0.00 0.00 11:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:21:01 ens3 57.46 82.37 64.18 13.42 0.00 0.00 0.00 0.00 11:22:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 11:22:01 ens3 656.99 599.67 4097.40 74.53 0.00 0.00 0.00 0.00 11:23:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 11:23:01 ens3 12.25 13.23 9.63 6.43 0.00 0.00 0.00 0.00 Average: lo 0.78 0.78 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 262.23 203.48 2314.64 33.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1580) 05/23/26 _x86_64_ (4 CPU) 11:16:57 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 20.74 0.00 2.66 5.11 1.12 70.37 11:18:01 0 21.61 0.00 1.60 2.40 0.95 73.44 11:18:01 1 14.50 0.00 4.71 3.60 1.00 76.19 11:18:01 2 21.25 0.00 1.91 10.56 1.23 65.05 11:18:01 3 25.61 0.00 2.44 3.84 1.30 66.81 11:19:01 all 21.39 0.00 1.32 1.48 0.89 74.93 11:19:01 0 28.03 0.00 0.88 0.25 0.87 69.97 11:19:01 1 12.36 0.00 0.96 1.08 0.98 84.62 11:19:01 2 9.25 0.00 0.73 4.35 0.43 85.24 11:19:01 3 35.98 0.00 2.66 0.20 1.25 59.91 11:20:01 all 15.00 0.00 1.09 1.75 0.98 81.19 11:20:01 0 14.96 0.00 1.03 1.75 0.78 81.47 11:20:01 1 21.54 0.00 0.88 3.06 1.25 73.27 11:20:01 2 11.43 0.00 1.22 1.59 0.67 85.09 11:20:01 3 12.04 0.00 1.23 0.60 1.22 84.91 11:21:01 all 3.78 0.00 0.25 0.04 0.19 95.73 11:21:01 0 6.64 0.00 0.70 0.00 0.17 92.49 11:21:01 1 6.06 0.00 0.12 0.12 0.28 93.42 11:21:01 2 0.07 0.00 0.03 0.05 0.03 99.82 11:21:01 3 2.34 0.00 0.17 0.00 0.32 97.18 11:22:01 all 17.87 0.00 1.73 0.48 1.00 78.91 11:22:01 0 16.84 0.00 0.98 0.10 0.92 81.16 11:22:01 1 12.61 0.00 1.92 0.85 0.90 83.71 11:22:01 2 14.45 0.00 1.52 0.40 0.80 82.84 11:22:01 3 27.67 0.00 2.50 0.60 1.38 67.85 11:23:01 all 20.84 0.00 0.99 0.82 0.80 76.55 11:23:01 0 5.20 0.00 0.52 0.05 0.22 94.02 11:23:01 1 17.00 0.00 0.77 0.95 0.88 80.41 11:23:01 2 6.69 0.00 0.82 2.06 0.60 89.84 11:23:01 3 54.51 0.00 1.87 0.22 1.52 41.89 Average: all 16.61 0.00 1.34 1.61 0.83 79.61 Average: 0 15.55 0.00 0.95 0.76 0.65 82.09 Average: 1 14.02 0.00 1.56 1.61 0.88 81.93 Average: 2 10.53 0.00 1.04 3.17 0.63 84.63 Average: 3 26.37 0.00 1.81 0.91 1.16 69.75