---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1168 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 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 471 5197 0 2306 7220 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:88:5b:36 brd ff:ff:ff:ff:ff:ff inet 10.32.6.20/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85958sec preferred_lft 85958sec inet6 fe80::f816:3eff:fe88:5b36/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1168) 08/16/25 _x86_64_ (4 CPU) 16:37:02 LINUX RESTART (4 CPU) 16:38:02 tps rtps wtps bread/s bwrtn/s 16:39:01 55.98 0.22 55.76 27.11 8929.04 16:40:01 64.41 29.68 34.73 1629.33 6757.81 16:41:01 10.43 1.35 9.08 27.86 351.41 16:42:01 36.19 10.83 25.36 799.47 3230.53 16:43:01 32.01 3.92 28.10 115.05 2997.90 16:44:01 25.40 0.67 24.73 76.39 4954.51 Average: 37.35 7.80 29.55 447.02 4524.76 16:38:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:39:01 5785964 7412688 2381456 29.16 54576 1738976 693148 7.52 597992 1592580 113608 16:40:01 5557912 7306304 2609508 31.95 58984 1852140 793876 8.61 712368 1698080 1536 16:41:01 5530476 7287484 2636944 32.29 60832 1857600 809868 8.79 733276 1701980 2100 16:42:01 4375760 6246928 3791660 46.42 63320 1965884 1895756 20.57 1829768 1748472 2564 16:43:01 5344704 7403352 2822716 34.56 67336 2144916 691232 7.50 732068 1872048 117036 16:44:01 5353744 7422296 2813676 34.45 69288 2152424 664164 7.21 718764 1874548 10036 Average: 5324760 7179842 2842660 34.80 62389 1951990 924674 10.03 887373 1747951 41147 16:38:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:39:01 ens3 47.12 39.34 643.61 5.07 0.00 0.00 0.00 0.00 16:39:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 16:40:01 ens3 129.38 124.16 948.06 21.40 0.00 0.00 0.00 0.00 16:40:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 16:41:01 ens3 68.56 92.90 73.48 25.18 0.00 0.00 0.00 0.00 16:41:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 16:42:01 ens3 219.63 255.57 1375.59 38.61 0.00 0.00 0.00 0.00 16:42:01 lo 20.55 20.55 7.40 7.40 0.00 0.00 0.00 0.00 16:43:01 ens3 216.55 237.33 1213.27 46.15 0.00 0.00 0.00 0.00 16:43:01 lo 100.17 100.17 28.90 28.90 0.00 0.00 0.00 0.00 16:44:01 ens3 11.68 11.63 8.76 12.24 0.00 0.00 0.00 0.00 16:44:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 115.67 127.06 710.64 24.83 0.00 0.00 0.00 0.00 Average: lo 20.68 20.68 6.11 6.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1168) 08/16/25 _x86_64_ (4 CPU) 16:37:02 LINUX RESTART (4 CPU) 16:38:02 CPU %user %nice %system %iowait %steal %idle 16:39:01 all 20.72 0.00 1.26 1.58 1.22 75.23 16:39:01 0 41.12 0.00 2.45 2.13 1.57 52.73 16:39:01 1 23.66 0.00 1.45 3.62 1.12 70.15 16:39:01 2 11.41 0.00 0.71 0.08 0.69 87.10 16:39:01 3 6.73 0.00 0.42 0.50 1.48 90.86 16:40:01 all 15.98 0.00 0.80 1.19 1.00 81.03 16:40:01 0 13.05 0.00 1.13 1.60 1.00 83.22 16:40:01 1 25.05 0.00 0.58 1.10 1.17 72.10 16:40:01 2 15.23 0.00 0.55 0.12 1.10 83.01 16:40:01 3 10.61 0.00 0.94 1.94 0.75 85.76 16:41:01 all 5.23 0.00 0.39 0.07 0.31 94.00 16:41:01 0 4.39 0.00 0.30 0.25 0.33 94.73 16:41:01 1 5.37 0.00 0.58 0.00 0.25 93.79 16:41:01 2 7.03 0.00 0.45 0.03 0.50 91.98 16:41:01 3 4.15 0.00 0.21 0.03 0.15 95.45 16:42:01 all 42.26 0.00 1.50 0.59 2.84 52.81 16:42:01 0 41.20 0.00 1.70 0.93 2.90 53.27 16:42:01 1 48.05 0.00 1.30 0.28 2.68 47.70 16:42:01 2 43.22 0.00 1.70 0.82 3.10 51.17 16:42:01 3 36.62 0.00 1.32 0.33 2.68 59.05 16:43:01 all 28.04 0.00 1.49 0.37 1.96 68.15 16:43:01 0 31.48 0.00 1.31 0.68 2.04 64.49 16:43:01 1 24.93 0.00 0.98 0.15 1.71 72.23 16:43:01 2 24.06 0.00 1.27 0.03 1.97 72.67 16:43:01 3 31.63 0.00 2.38 0.60 2.11 63.28 16:44:01 all 19.36 0.00 0.96 0.65 0.82 78.21 16:44:01 0 20.06 0.00 1.16 2.35 1.26 75.16 16:44:01 1 33.35 0.00 1.23 0.05 1.03 64.33 16:44:01 2 23.70 0.00 1.22 0.15 0.85 74.09 16:44:01 3 0.37 0.00 0.22 0.02 0.15 99.25 Average: all 21.94 0.00 1.07 0.74 1.36 74.89 Average: 0 25.19 0.00 1.34 1.32 1.52 70.63 Average: 1 26.75 0.00 1.02 0.86 1.33 70.04 Average: 2 20.80 0.00 0.98 0.21 1.37 76.64 Average: 3 15.05 0.00 0.92 0.57 1.22 82.25