---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3872 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 7.5G 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 494 5391 0 2090 7203 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:f7:79:76 brd ff:ff:ff:ff:ff:ff inet 10.32.6.170/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fef7:7976/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3872) 01/22/26 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 138.36 54.84 83.52 3601.13 40437.68 19:15:01 64.97 12.25 52.72 293.02 8591.50 19:16:01 63.77 6.35 57.43 397.20 7938.71 19:17:01 20.93 1.27 19.66 69.98 4249.78 Average: 72.01 18.67 53.33 1090.20 15303.04 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5979316 7398352 2188096 26.79 36648 1561912 714656 7.75 599804 1422536 85092 19:15:01 5702556 7359148 2464856 30.18 57044 1763552 842468 9.14 663760 1605028 133476 19:16:01 5471992 7321216 2695420 33.00 63008 1945212 741960 8.05 776384 1711408 113732 19:17:01 5561928 7415104 2605484 31.90 64628 1947572 664436 7.21 690392 1707664 9056 Average: 5678948 7373455 2488464 30.47 55332 1804562 740880 8.04 682585 1611659 85339 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 416.51 233.51 1423.77 66.36 0.00 0.00 0.00 0.00 19:14:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 19:15:01 ens3 80.82 46.28 468.13 15.68 0.00 0.00 0.00 0.00 19:15:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 248.48 265.97 1245.88 49.24 0.00 0.00 0.00 0.00 19:16:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 19:17:01 ens3 47.93 59.00 27.59 529.84 0.00 0.00 0.00 0.00 19:17:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 198.44 151.20 791.37 165.28 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3872) 01/22/26 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 23.15 0.00 2.89 4.49 1.32 68.15 19:14:01 0 17.00 0.00 1.81 2.17 1.21 77.81 19:14:01 1 14.93 0.00 2.10 4.28 1.00 77.68 19:14:01 2 45.67 0.00 4.12 0.55 1.93 47.73 19:14:01 3 15.02 0.00 3.51 10.96 1.15 69.35 19:15:01 all 23.98 0.00 1.49 1.64 1.16 71.74 19:15:01 0 17.61 0.00 1.33 0.38 1.05 79.62 19:15:01 1 12.53 0.00 1.10 3.67 0.90 81.80 19:15:01 2 41.30 0.00 2.04 0.37 1.55 54.75 19:15:01 3 24.48 0.00 1.48 2.13 1.12 70.79 19:16:01 all 40.12 0.00 1.99 1.00 2.62 54.27 19:16:01 0 32.16 0.00 1.55 1.16 2.21 62.91 19:16:01 1 55.77 0.00 2.37 2.07 2.87 36.93 19:16:01 2 35.85 0.00 1.71 0.15 2.91 59.38 19:16:01 3 36.72 0.00 2.35 0.63 2.50 57.80 19:17:01 all 21.61 0.00 1.21 0.57 0.85 75.75 19:17:01 0 10.83 0.00 0.97 0.02 0.77 87.42 19:17:01 1 26.92 0.00 1.20 2.17 0.90 68.82 19:17:01 2 8.06 0.00 1.05 0.02 0.52 90.36 19:17:01 3 40.69 0.00 1.63 0.10 1.18 56.39 Average: all 27.22 0.00 1.90 1.92 1.49 67.47 Average: 0 19.40 0.00 1.41 0.94 1.31 76.94 Average: 1 27.54 0.00 1.69 3.05 1.42 66.30 Average: 2 32.71 0.00 2.23 0.27 1.73 63.06 Average: 3 29.24 0.00 2.24 3.45 1.49 63.58