---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9949 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 465 5164 0 2346 7227 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:e5:4d:53 brd ff:ff:ff:ff:ff:ff inet 10.32.7.119/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86033sec preferred_lft 86033sec inet6 fe80::f816:3eff:fee5:4d53/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9949) 11/22/25 _x86_64_ (4 CPU) 16:36:51 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:01 130.17 54.77 75.41 3594.80 39402.35 16:39:01 59.26 5.56 53.70 179.94 8939.29 16:40:01 59.00 28.09 30.92 1995.40 7855.27 16:41:01 15.59 6.98 8.61 275.11 3452.85 16:42:01 27.12 1.42 25.70 100.88 7251.04 Average: 58.23 19.36 38.87 1229.21 13379.77 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:01 5989956 7408200 2177464 26.66 36504 1561720 717864 7.79 590716 1423284 85540 16:39:01 5836476 7484904 2330944 28.54 55824 1757144 607024 6.59 519104 1616468 129180 16:40:01 5194256 7082588 2973164 36.40 62496 1983796 990884 10.75 948424 1815256 93460 16:41:01 4400248 6305236 3767172 46.12 63244 1998428 1956420 21.23 1771172 1779524 716 16:42:01 5242452 7351720 2924968 35.81 68472 2193188 740948 8.04 791224 1913828 26148 Average: 5332678 7126530 2834742 34.71 57308 1898855 1002628 10.88 924128 1709672 67009 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:01 ens3 405.41 250.00 1397.71 68.34 0.00 0.00 0.00 0.00 16:38:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 16:39:01 ens3 41.84 29.31 394.64 4.67 0.00 0.00 0.00 0.00 16:39:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 16:40:01 ens3 218.07 198.93 2642.87 30.77 0.00 0.00 0.00 0.00 16:40:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 16:41:01 ens3 13.30 13.66 90.13 2.38 0.00 0.00 0.00 0.00 16:41:01 lo 120.78 120.78 36.40 36.40 0.00 0.00 0.00 0.00 16:42:01 ens3 121.41 108.05 1254.92 19.55 0.00 0.00 0.00 0.00 16:42:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 160.01 119.99 1156.11 25.14 0.00 0.00 0.00 0.00 Average: lo 24.82 24.82 7.34 7.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9949) 11/22/25 _x86_64_ (4 CPU) 16:36:51 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:01 all 23.09 0.00 2.05 4.06 1.32 69.49 16:38:01 0 12.32 0.00 1.30 0.90 1.00 84.48 16:38:01 1 9.36 0.00 1.54 5.87 1.01 82.21 16:38:01 2 47.98 0.00 3.26 2.79 2.24 43.74 16:38:01 3 22.85 0.00 2.08 6.64 1.07 67.36 16:39:01 all 21.10 0.00 1.38 1.79 1.01 74.72 16:39:01 0 6.21 0.00 0.53 0.03 0.78 92.45 16:39:01 1 2.52 0.00 0.42 5.31 0.50 91.25 16:39:01 2 54.45 0.00 3.05 0.85 1.97 39.67 16:39:01 3 21.38 0.00 1.53 0.98 0.80 75.30 16:40:01 all 23.83 0.00 1.56 1.42 1.71 71.48 16:40:01 0 16.11 0.00 1.06 0.45 1.45 80.93 16:40:01 1 31.19 0.00 1.98 1.62 1.83 63.37 16:40:01 2 23.16 0.00 1.95 0.87 1.87 72.15 16:40:01 3 24.87 0.00 1.25 2.75 1.69 69.44 16:41:01 all 49.88 0.00 1.61 0.43 3.64 44.45 16:41:01 0 51.37 0.00 1.52 0.13 3.55 43.44 16:41:01 1 48.13 0.00 1.48 0.45 3.54 46.40 16:41:01 2 44.73 0.00 2.09 0.63 3.82 48.73 16:41:01 3 55.29 0.00 1.33 0.51 3.65 39.22 16:42:01 all 29.28 0.00 1.61 0.70 1.62 66.78 16:42:01 0 45.87 0.00 2.13 0.12 2.01 49.87 16:42:01 1 43.59 0.00 1.31 0.10 1.84 53.16 16:42:01 2 10.68 0.00 1.90 2.10 1.69 83.63 16:42:01 3 17.05 0.00 1.10 0.48 0.93 80.44 Average: all 29.44 0.00 1.64 1.68 1.86 65.38 Average: 0 26.36 0.00 1.31 0.33 1.76 70.25 Average: 1 26.94 0.00 1.35 2.67 1.75 67.29 Average: 2 36.16 0.00 2.45 1.45 2.32 57.62 Average: 3 28.31 0.00 1.46 2.27 1.63 66.32