---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3434 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 469 5161 0 2344 7223 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:27:1e:ea brd ff:ff:ff:ff:ff:ff inet 10.32.7.152/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86050sec preferred_lft 86050sec inet6 fe80::f816:3eff:fe27:1eea/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-3434) 01/17/26 _x86_64_ (4 CPU) 05:14:56 LINUX RESTART (4 CPU) 05:15:02 tps rtps wtps bread/s bwrtn/s 05:16:01 166.93 82.85 84.07 4962.66 40631.40 05:17:01 65.97 11.43 54.53 242.27 9197.33 05:18:01 53.86 22.31 31.55 1932.90 7629.39 05:19:01 13.11 6.95 6.17 272.35 3342.51 05:20:01 27.29 1.38 25.91 100.50 7608.26 Average: 65.09 24.79 40.30 1490.70 13592.11 05:15:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:01 6035132 7420728 2132288 26.11 35976 1530052 684484 7.43 579252 1390732 70236 05:17:01 5828900 7482316 2338520 28.63 56732 1760912 617328 6.70 527924 1615108 132168 05:18:01 5151872 7037752 3015548 36.92 62396 1981300 1022228 11.09 998680 1808192 88880 05:19:01 4992884 6900296 3174536 38.87 64328 1999512 1293876 14.04 1184628 1774732 5980 05:20:01 5229396 7345160 2938024 35.97 68528 2199260 750848 8.15 798148 1918656 35572 Average: 5447637 7237250 2719783 33.30 57592 1894207 873753 9.48 817726 1701484 66567 05:15:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:01 ens3 375.50 182.26 1223.63 60.08 0.00 0.00 0.00 0.00 05:16:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 05:17:01 ens3 66.93 43.15 713.32 11.52 0.00 0.00 0.00 0.00 05:17:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 05:18:01 ens3 203.56 181.89 2569.90 25.20 0.00 0.00 0.00 0.00 05:18:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 05:19:01 ens3 23.31 23.53 118.62 4.97 0.00 0.00 0.00 0.00 05:19:01 lo 120.08 120.08 36.40 36.40 0.00 0.00 0.00 0.00 05:20:01 ens3 105.96 95.32 1226.17 16.99 0.00 0.00 0.00 0.00 05:20:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 154.33 104.98 1170.26 23.63 0.00 0.00 0.00 0.00 Average: lo 24.83 24.83 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-3434) 01/17/26 _x86_64_ (4 CPU) 05:14:56 LINUX RESTART (4 CPU) 05:15:02 CPU %user %nice %system %iowait %steal %idle 05:16:01 all 20.27 0.00 2.81 6.09 3.21 67.63 05:16:01 0 27.91 0.00 2.54 4.23 3.62 61.70 05:16:01 1 15.87 0.00 4.80 7.62 2.63 69.08 05:16:01 2 17.50 0.00 1.90 3.00 3.37 74.24 05:16:01 3 19.77 0.00 2.02 9.53 3.22 65.46 05:17:01 all 20.57 0.00 1.33 2.17 1.55 74.38 05:17:01 0 4.34 0.00 0.33 0.27 0.52 94.54 05:17:01 1 23.80 0.00 1.60 4.35 1.63 68.62 05:17:01 2 24.35 0.00 1.65 0.58 1.99 71.43 05:17:01 3 29.80 0.00 1.71 3.45 2.06 62.98 05:18:01 all 22.71 0.00 1.39 1.24 4.87 69.79 05:18:01 0 23.98 0.00 1.20 0.58 4.70 69.53 05:18:01 1 20.79 0.00 1.76 1.85 4.65 70.96 05:18:01 2 19.51 0.00 1.09 2.26 4.45 72.70 05:18:01 3 26.51 0.00 1.56 0.30 5.67 65.96 05:19:01 all 42.13 0.00 1.53 0.44 7.49 48.41 05:19:01 0 42.22 0.00 1.71 0.56 7.38 48.13 05:19:01 1 42.47 0.00 1.12 0.53 7.44 48.44 05:19:01 2 39.19 0.00 1.89 0.21 7.65 51.06 05:19:01 3 44.63 0.00 1.40 0.46 7.53 45.98 05:20:01 all 25.75 0.00 1.54 0.95 2.78 68.98 05:20:01 0 42.61 0.00 2.36 0.28 3.59 51.16 05:20:01 1 22.27 0.00 1.31 1.64 2.61 72.17 05:20:01 2 10.73 0.00 1.01 1.76 2.16 84.35 05:20:01 3 27.44 0.00 1.44 0.13 2.72 68.27 Average: all 26.33 0.00 1.72 2.16 3.99 65.80 Average: 0 28.25 0.00 1.63 1.17 3.97 64.98 Average: 1 25.09 0.00 2.11 3.17 3.81 65.82 Average: 2 22.30 0.00 1.51 1.56 3.93 70.71 Average: 3 29.67 0.00 1.62 2.75 4.25 61.71