---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1212 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: 2800.000 BogoMIPS: 5600.00 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 485 5158 0 2331 7207 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:a0:95:66 brd ff:ff:ff:ff:ff:ff inet 10.32.7.104/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86026sec preferred_lft 86026sec inet6 fe80::f816:3eff:fea0:9566/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1212) 12/20/25 _x86_64_ (4 CPU) 03:47:56 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:01 156.72 74.49 82.24 4453.66 39920.03 03:50:02 66.26 11.90 54.37 242.05 9193.07 03:51:01 36.59 0.66 35.93 24.14 7296.81 03:52:01 9.56 0.00 9.56 0.00 367.61 03:53:01 46.48 0.40 46.08 14.40 8880.12 03:54:01 27.27 0.70 26.57 77.84 4719.36 Average: 57.20 14.73 42.48 804.14 11741.39 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:01 6049604 7433756 2117808 25.93 36064 1529084 664272 7.21 564372 1392056 70684 03:50:02 5786980 7441436 2380432 29.15 56940 1761996 809736 8.79 571300 1616032 135544 03:51:01 5491896 7220732 2675516 32.76 59000 1832628 883548 9.59 800960 1677428 1400 03:52:01 5473724 7209708 2693688 32.98 60876 1836936 883548 9.59 813660 1680932 756 03:53:01 5226936 7324372 2940476 36.00 65996 2185468 739532 8.02 716268 2009328 121792 03:54:01 5232932 7329072 2934480 35.93 68168 2181984 740828 8.04 717832 2002292 11176 Average: 5543679 7326513 2623733 32.12 57841 1888016 786911 8.54 697399 1729678 56892 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 03:49:01 ens3 336.68 219.86 1190.96 63.87 0.00 0.00 0.00 0.00 03:50:02 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 03:50:02 ens3 93.37 57.71 714.76 13.07 0.00 0.00 0.00 0.00 03:51:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:51:01 ens3 105.98 107.58 1183.14 15.95 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:52:01 ens3 56.11 81.56 59.22 12.93 0.00 0.00 0.00 0.00 03:53:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:53:01 ens3 661.22 566.76 4059.80 89.02 0.00 0.00 0.00 0.00 03:54:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 03:54:01 ens3 11.95 12.78 9.28 6.09 0.00 0.00 0.00 0.00 Average: lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 211.17 174.55 1202.84 33.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1212) 12/20/25 _x86_64_ (4 CPU) 03:47:56 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:01 all 19.83 0.00 2.60 5.49 2.53 69.56 03:49:01 0 23.09 0.00 4.70 6.65 2.92 62.63 03:49:01 1 34.49 0.00 2.59 3.65 2.46 56.81 03:49:01 2 9.07 0.00 1.68 4.92 2.81 81.52 03:49:01 3 12.73 0.00 1.41 6.74 1.93 77.19 03:50:02 all 20.66 0.00 1.34 1.94 1.51 74.54 03:50:02 0 61.67 0.00 3.22 1.48 2.72 30.91 03:50:02 1 13.53 0.00 0.83 0.13 1.10 84.41 03:50:02 2 5.94 0.00 0.68 1.39 1.41 90.58 03:50:02 3 1.48 0.00 0.67 4.77 0.82 92.27 03:51:01 all 12.84 0.00 0.64 0.49 2.18 83.84 03:51:01 0 10.78 0.00 0.52 0.02 2.02 86.67 03:51:01 1 13.52 0.00 0.54 0.00 2.01 83.93 03:51:01 2 11.15 0.00 0.82 0.35 2.70 84.98 03:51:01 3 15.94 0.00 0.69 1.60 2.02 79.74 03:52:01 all 3.85 0.00 0.29 0.04 0.97 94.84 03:52:01 0 5.29 0.00 0.43 0.00 1.03 93.25 03:52:01 1 7.42 0.00 0.53 0.00 1.21 90.84 03:52:01 2 1.30 0.00 0.07 0.00 0.93 97.71 03:52:01 3 1.38 0.00 0.12 0.17 0.73 97.61 03:53:01 all 20.13 0.00 1.64 0.68 2.53 75.03 03:53:01 0 18.33 0.00 2.29 0.53 2.61 76.24 03:53:01 1 13.11 0.00 1.08 0.20 1.92 83.69 03:53:01 2 33.35 0.00 1.74 0.07 3.28 61.56 03:53:01 3 15.74 0.00 1.45 1.92 2.28 78.62 03:54:01 all 20.03 0.00 0.81 1.12 1.27 76.78 03:54:01 0 39.40 0.00 1.16 0.20 1.56 57.67 03:54:01 1 31.10 0.00 1.05 1.59 1.54 64.71 03:54:01 2 4.21 0.00 0.46 0.02 0.98 94.34 03:54:01 3 5.44 0.00 0.55 2.68 0.98 90.35 Average: all 16.23 0.00 1.22 1.63 1.83 79.09 Average: 0 26.44 0.00 2.06 1.48 2.14 67.88 Average: 1 18.87 0.00 1.10 0.93 1.70 77.39 Average: 2 10.84 0.00 0.91 1.13 2.02 85.11 Average: 3 8.77 0.00 0.82 2.98 1.46 85.97