---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1424 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 7.8G 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 448 5073 0 2453 7242 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:44:f0:26 brd ff:ff:ff:ff:ff:ff inet 10.32.7.80/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe44:f026/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1424) 04/25/26 _x86_64_ (4 CPU) 19:37:50 LINUX RESTART (4 CPU) 19:38:01 tps rtps wtps bread/s bwrtn/s 19:39:02 119.31 54.21 65.11 3559.01 14246.56 19:40:01 87.07 30.28 56.79 1685.94 9628.33 19:41:01 74.79 10.25 64.54 663.76 16456.59 19:42:01 30.39 1.33 29.06 101.45 4219.83 Average: 77.85 23.99 53.86 1501.78 11144.08 19:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:39:02 5976716 7404552 2190704 26.82 37684 1570020 700680 7.60 595788 1429920 91264 19:40:01 5653144 7349848 2514276 30.78 57304 1803680 751796 8.16 688056 1629892 100504 19:41:01 4829168 6967444 3338252 40.87 63984 2228344 1045388 11.34 1120160 1999340 35136 19:42:01 5214512 7439120 2952908 36.15 67584 2309444 632960 6.87 676172 2055964 33784 Average: 5418385 7290241 2749035 33.66 56639 1977872 782706 8.49 770044 1778779 65172 19:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:39:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:39:02 ens3 374.27 216.25 1445.60 63.97 0.00 0.00 0.00 0.00 19:40:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 19:40:01 ens3 81.84 69.28 470.74 18.63 0.00 0.00 0.00 0.00 19:41:01 lo 1.28 1.28 0.18 0.18 0.00 0.00 0.00 0.00 19:41:01 ens3 542.09 482.90 6198.63 83.55 0.00 0.00 0.00 0.00 19:42:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 19:42:01 ens3 105.75 110.05 571.23 25.89 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 276.79 220.24 2178.59 48.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1424) 04/25/26 _x86_64_ (4 CPU) 19:37:50 LINUX RESTART (4 CPU) 19:38:01 CPU %user %nice %system %iowait %steal %idle 19:39:02 all 22.19 0.00 1.74 4.53 2.44 69.11 19:39:02 0 16.77 0.00 1.44 3.19 1.96 76.64 19:39:02 1 32.53 0.00 2.21 2.91 2.23 60.12 19:39:02 2 11.37 0.00 1.17 6.21 2.44 78.82 19:39:02 3 28.08 0.00 2.12 5.79 3.13 60.87 19:40:01 all 23.84 0.00 1.50 2.75 2.60 69.31 19:40:01 0 22.15 0.00 0.98 0.99 3.79 72.09 19:40:01 1 9.60 0.00 0.59 1.77 1.28 86.76 19:40:01 2 8.43 0.00 1.13 6.64 2.02 81.79 19:40:01 3 55.16 0.00 3.33 1.61 3.28 36.62 19:41:01 all 41.40 0.00 2.07 1.19 4.29 51.04 19:41:01 0 40.04 0.00 2.36 0.71 4.20 52.70 19:41:01 1 44.70 0.00 1.78 1.37 4.42 47.72 19:41:01 2 39.61 0.00 3.08 1.79 4.72 50.81 19:41:01 3 41.31 0.00 1.06 0.89 3.82 52.93 19:42:01 all 21.61 0.00 1.30 0.66 1.38 75.05 19:42:01 0 14.57 0.00 1.08 0.02 1.47 82.87 19:42:01 1 26.69 0.00 1.73 0.37 1.23 69.98 19:42:01 2 37.96 0.00 1.65 2.22 1.65 56.52 19:42:01 3 7.37 0.00 0.74 0.05 1.16 90.68 Average: all 27.29 0.00 1.65 2.28 2.68 66.10 Average: 0 23.40 0.00 1.46 1.23 2.86 71.06 Average: 1 28.49 0.00 1.58 1.61 2.30 66.02 Average: 2 24.39 0.00 1.76 4.21 2.71 66.93 Average: 3 32.89 0.00 1.81 2.10 2.85 60.36