---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1726 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 469 5199 0 2307 7224 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:c2:b2:9e brd ff:ff:ff:ff:ff:ff inet 10.32.6.22/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86025sec preferred_lft 86025sec inet6 fe80::f816:3eff:fec2:b29e/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-1726) 08/23/25 _x86_64_ (4 CPU) 02:56:58 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:03 171.65 93.02 78.64 5132.34 40094.80 02:59:01 57.78 0.22 57.56 27.58 9407.48 03:00:01 47.36 12.36 34.99 244.63 6814.86 03:01:01 8.86 0.00 8.86 0.00 328.96 03:02:01 47.68 0.42 47.26 14.53 8896.25 03:03:01 27.05 1.67 25.38 98.52 4747.88 Average: 60.07 18.05 42.03 924.56 11727.61 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:03 6049748 7435212 2117672 25.93 35540 1530540 681156 7.39 562816 1392324 69492 02:59:01 5788836 7404840 2378584 29.12 53796 1729464 698684 7.58 605476 1583324 106780 03:00:01 5531132 7234988 2636288 32.28 58836 1807684 887592 9.63 784728 1652196 1568 03:01:01 5523240 7234412 2644180 32.37 60808 1812136 895724 9.72 786856 1655844 2260 03:02:01 5307412 7372768 2860008 35.02 65848 2154012 721648 7.83 665320 1978268 114096 03:03:01 5306196 7378220 2861224 35.03 68376 2157720 700316 7.60 667208 1977028 11200 Average: 5584427 7343407 2582993 31.63 57201 1865259 764187 8.29 678734 1706497 50899 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:03 ens3 372.52 179.87 1171.21 61.72 0.00 0.00 0.00 0.00 02:58:03 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 02:59:01 ens3 43.16 34.24 577.67 4.63 0.00 0.00 0.00 0.00 02:59:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 03:00:01 ens3 117.70 101.42 918.00 19.19 0.00 0.00 0.00 0.00 03:00:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 03:01:01 ens3 58.43 84.11 61.72 13.28 0.00 0.00 0.00 0.00 03:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:02:01 ens3 626.03 548.71 4048.83 78.81 0.00 0.00 0.00 0.00 03:02:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:03:01 ens3 11.56 12.03 9.22 5.98 0.00 0.00 0.00 0.00 03:03:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 205.80 160.76 1134.17 30.74 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1726) 08/23/25 _x86_64_ (4 CPU) 02:56:58 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:03 all 22.22 0.00 3.04 5.98 2.15 66.60 02:58:03 0 23.33 0.00 4.65 3.55 1.97 66.50 02:58:03 1 21.78 0.00 1.79 3.50 2.30 70.62 02:58:03 2 29.22 0.00 2.46 3.27 2.49 62.56 02:58:03 3 14.55 0.00 3.25 13.62 1.86 66.73 02:59:01 all 19.93 0.00 1.32 2.18 1.40 75.16 02:59:01 0 31.41 0.00 1.92 1.11 1.82 63.74 02:59:01 1 2.08 0.00 0.57 7.12 0.82 89.41 02:59:01 2 17.31 0.00 1.33 0.22 1.96 79.18 02:59:01 3 28.99 0.00 1.48 0.28 0.96 68.29 03:00:01 all 16.39 0.00 0.90 1.02 1.67 80.03 03:00:01 0 11.48 0.00 0.57 1.65 1.15 85.16 03:00:01 1 12.02 0.00 1.01 0.66 1.64 84.67 03:00:01 2 12.84 0.00 1.16 1.69 2.17 82.15 03:00:01 3 29.26 0.00 0.83 0.08 1.76 68.07 03:01:01 all 4.85 0.00 0.43 0.02 0.47 94.23 03:01:01 0 1.40 0.00 0.27 0.00 0.20 98.13 03:01:01 1 6.40 0.00 1.02 0.05 0.37 92.17 03:01:01 2 3.26 0.00 0.30 0.00 0.80 95.64 03:01:01 3 8.32 0.00 0.15 0.00 0.50 91.03 03:02:01 all 19.45 0.00 1.59 0.85 1.51 76.60 03:02:01 0 16.20 0.00 0.72 0.48 1.30 81.30 03:02:01 1 31.79 0.00 2.09 2.26 1.77 62.08 03:02:01 2 10.48 0.00 1.72 0.35 1.74 85.70 03:02:01 3 19.35 0.00 1.87 0.30 1.22 77.27 03:03:01 all 20.52 0.00 1.05 1.08 1.13 76.22 03:03:01 0 1.00 0.00 0.42 1.95 0.70 95.94 03:03:01 1 17.88 0.00 1.12 0.21 1.63 79.15 03:03:01 2 37.45 0.00 1.66 1.75 1.35 57.79 03:03:01 3 25.82 0.00 0.97 0.40 0.87 71.94 Average: all 17.22 0.00 1.39 1.85 1.39 78.15 Average: 0 14.05 0.00 1.42 1.46 1.18 81.89 Average: 1 15.38 0.00 1.27 2.27 1.43 79.65 Average: 2 18.44 0.00 1.44 1.22 1.75 77.15 Average: 3 21.01 0.00 1.42 2.46 1.20 73.92