---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10557 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 471 5157 0 2347 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:c1:f1:fd brd ff:ff:ff:ff:ff:ff inet 10.32.7.208/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86072sec preferred_lft 86072sec inet6 fe80::f816:3eff:fec1:f1fd/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-10557) 11/29/25 _x86_64_ (4 CPU) 16:36:55 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:01 148.39 63.81 84.59 4233.96 40469.81 16:39:01 86.14 30.14 56.00 1669.04 9939.89 16:40:01 35.91 7.78 28.13 678.95 6575.70 16:41:01 14.86 3.55 11.31 129.02 3750.48 16:42:01 29.00 0.68 28.31 77.72 7758.57 Average: 62.86 21.19 41.67 1357.71 13698.43 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:01 5968032 7388068 2199388 26.93 36944 1562944 730748 7.93 613488 1423008 86072 16:39:01 5660892 7361184 2506528 30.69 57132 1807084 752976 8.17 657848 1652440 104828 16:40:01 4669036 6569756 3498384 42.83 62852 1995264 1720660 18.67 1481120 1804908 96092 16:41:01 5311952 7410696 2855468 34.96 66908 2184396 666536 7.23 726984 1908300 196264 16:42:01 5310580 7420444 2856840 34.98 69364 2192472 659140 7.15 724924 1910972 8440 Average: 5384098 7230030 2783322 34.08 58640 1948432 906012 9.83 840873 1739926 98339 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 16:38:01 ens3 446.53 240.78 1415.38 64.46 0.00 0.00 0.00 0.00 16:39:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 16:39:01 ens3 66.44 47.32 456.57 12.87 0.00 0.00 0.00 0.00 16:40:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 16:40:01 ens3 203.27 193.55 2656.49 25.42 0.00 0.00 0.00 0.00 16:41:01 lo 120.29 120.29 36.42 36.42 0.00 0.00 0.00 0.00 16:41:01 ens3 118.69 113.86 1250.19 17.93 0.00 0.00 0.00 0.00 16:42:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 16:42:01 ens3 12.20 12.78 9.21 5.98 0.00 0.00 0.00 0.00 Average: lo 24.81 24.81 7.35 7.35 0.00 0.00 0.00 0.00 Average: ens3 169.42 121.65 1157.55 25.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10557) 11/29/25 _x86_64_ (4 CPU) 16:36:55 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:01 all 21.28 0.00 2.63 4.59 1.22 70.28 16:38:01 0 21.31 0.00 2.34 3.40 1.20 71.75 16:38:01 1 20.39 0.00 4.43 2.10 1.18 71.89 16:38:01 2 15.44 0.00 1.85 10.82 1.10 70.78 16:38:01 3 27.94 0.00 1.92 2.03 1.40 66.71 16:39:01 all 22.47 0.00 1.49 1.86 1.22 72.95 16:39:01 0 44.51 0.00 2.47 1.60 1.95 49.47 16:39:01 1 22.26 0.00 1.20 0.20 1.02 75.33 16:39:01 2 7.07 0.00 1.08 4.59 0.73 86.52 16:39:01 3 16.13 0.00 1.18 1.08 1.18 80.43 16:40:01 all 31.27 0.00 1.21 0.73 2.19 64.60 16:40:01 0 22.00 0.00 1.53 0.73 2.10 73.64 16:40:01 1 41.59 0.00 0.75 0.13 2.41 55.12 16:40:01 2 29.67 0.00 1.00 1.83 1.80 65.70 16:40:01 3 31.78 0.00 1.58 0.22 2.44 63.99 16:41:01 all 38.84 0.00 1.52 0.20 2.78 56.66 16:41:01 0 38.57 0.00 1.41 0.30 2.85 56.87 16:41:01 1 34.21 0.00 1.86 0.07 2.74 61.12 16:41:01 2 38.46 0.00 1.25 0.37 2.62 57.30 16:41:01 3 44.12 0.00 1.60 0.05 2.89 51.34 16:42:01 all 20.92 0.00 0.85 0.60 0.80 76.83 16:42:01 0 43.73 0.00 1.37 0.30 1.30 53.30 16:42:01 1 23.64 0.00 0.65 0.08 0.97 74.66 16:42:01 2 13.49 0.00 1.10 1.98 0.72 82.72 16:42:01 3 2.88 0.00 0.32 0.00 0.23 96.57 Average: all 26.96 0.00 1.54 1.59 1.64 68.27 Average: 0 34.02 0.00 1.82 1.27 1.88 61.01 Average: 1 28.42 0.00 1.78 0.52 1.66 67.63 Average: 2 20.82 0.00 1.26 3.92 1.39 72.61 Average: 3 24.57 0.00 1.32 0.68 1.63 71.80