---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1426 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 427 1172 0 2343 3248 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:97:17:6a brd ff:ff:ff:ff:ff:ff inet 10.32.6.42/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85888sec preferred_lft 85888sec inet6 fe80::f816:3eff:fe97:176a/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-1426) 07/26/25 _x86_64_ (4 CPU) 22:54:55 LINUX RESTART (4 CPU) 22:55:01 tps rtps wtps bread/s bwrtn/s 22:56:01 153.76 72.39 81.37 4401.40 40614.58 22:57:01 51.14 0.20 50.94 26.53 8157.04 22:58:01 65.59 29.66 35.93 1628.80 6759.54 22:59:01 9.70 0.02 9.68 0.13 383.47 23:00:01 35.48 10.37 25.12 730.80 3611.33 23:01:01 3.65 0.12 3.53 3.20 120.09 23:02:01 26.78 3.78 23.00 110.91 2450.26 23:03:01 28.97 0.68 28.29 77.71 6159.81 Average: 46.88 14.65 32.23 872.38 8531.72 22:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:56:01 1899052 3338952 2139592 52.98 36640 1566892 638632 12.55 554612 1427284 86852 22:57:01 1763252 3418104 2275392 56.34 55792 1747648 542824 10.67 480520 1608120 123424 22:58:01 1395092 3162424 2643552 65.46 59012 1854640 795364 15.63 751992 1699108 2100 22:59:01 1386660 3161300 2651984 65.67 60928 1859136 799332 15.71 754212 1702832 1000 23:00:01 408124 2308304 3630520 89.89 63300 1978692 1603720 31.52 1640688 1783136 2712 23:01:01 334732 2235332 3703912 91.71 63384 1978792 1803732 35.46 1716356 1780288 232 23:02:01 1222824 3342908 2815820 69.72 66968 2189912 597732 11.75 699876 1903148 147444 23:03:01 1211220 3342752 2827424 70.01 69340 2198544 599432 11.78 706540 1906600 19628 Average: 1202620 3038760 2836024 70.22 59420 1921782 922596 18.14 913100 1726314 47924 22:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:56:01 ens3 327.03 193.37 1466.82 64.54 0.00 0.00 0.00 0.00 22:56:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 22:57:01 ens3 26.70 22.21 285.60 3.42 0.00 0.00 0.00 0.00 22:57:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 22:58:01 ens3 134.24 121.83 958.50 24.86 0.00 0.00 0.00 0.00 22:58:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 22:59:01 ens3 60.45 87.05 65.32 13.99 0.00 0.00 0.00 0.00 22:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:00:01 ens3 239.28 263.83 1595.39 38.27 0.00 0.00 0.00 0.00 23:00:01 lo 0.92 0.92 0.39 0.39 0.00 0.00 0.00 0.00 23:01:01 ens3 2.20 1.92 0.53 0.63 0.00 0.00 0.00 0.00 23:01:01 lo 13.63 13.63 4.19 4.19 0.00 0.00 0.00 0.00 23:02:01 ens3 255.34 248.99 1120.00 53.00 0.00 0.00 0.00 0.00 23:02:01 lo 15.50 15.50 3.35 3.35 0.00 0.00 0.00 0.00 23:03:01 ens3 11.88 12.55 9.24 8.60 0.00 0.00 0.00 0.00 23:03:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 132.13 118.96 687.61 25.91 0.00 0.00 0.00 0.00 Average: lo 4.26 4.26 1.04 1.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1426) 07/26/25 _x86_64_ (4 CPU) 22:54:55 LINUX RESTART (4 CPU) 22:55:01 CPU %user %nice %system %iowait %steal %idle 22:56:01 all 22.62 0.00 2.95 4.54 1.55 68.35 22:56:01 0 27.61 0.00 2.45 4.71 1.68 63.55 22:56:01 1 18.04 0.00 1.30 5.50 1.07 74.09 22:56:01 2 11.66 0.00 2.07 6.12 1.75 78.40 22:56:01 3 33.23 0.00 6.00 1.80 1.68 57.29 22:57:01 all 20.41 0.00 1.27 1.35 1.13 75.84 22:57:01 0 8.41 0.00 0.48 0.00 0.45 90.66 22:57:01 1 20.76 0.00 1.37 3.00 0.78 74.09 22:57:01 2 26.01 0.00 1.43 2.22 1.22 69.13 22:57:01 3 26.44 0.00 1.80 0.18 2.05 69.54 22:58:01 all 15.17 0.00 0.80 1.27 1.06 81.69 22:58:01 0 11.58 0.00 0.37 0.82 0.87 86.37 22:58:01 1 20.27 0.00 0.70 1.78 1.15 76.11 22:58:01 2 11.72 0.00 0.87 1.98 1.00 84.44 22:58:01 3 17.14 0.00 1.25 0.52 1.24 79.86 22:59:01 all 4.21 0.00 0.27 0.04 0.16 95.32 22:59:01 0 1.65 0.00 0.28 0.00 0.07 98.00 22:59:01 1 7.60 0.00 0.08 0.00 0.30 92.02 22:59:01 2 1.33 0.00 0.17 0.15 0.12 98.23 22:59:01 3 6.28 0.00 0.53 0.00 0.18 93.01 23:00:01 all 40.37 0.00 1.34 0.61 3.31 54.37 23:00:01 0 39.29 0.00 1.29 0.13 3.10 56.19 23:00:01 1 41.09 0.00 1.13 0.81 2.99 53.98 23:00:01 2 46.28 0.00 1.44 0.61 3.34 48.32 23:00:01 3 34.82 0.00 1.49 0.90 3.80 58.99 23:01:01 all 4.31 0.00 0.33 0.03 0.39 94.93 23:01:01 0 4.72 0.00 0.48 0.03 0.43 94.33 23:01:01 1 3.80 0.00 0.22 0.00 0.40 95.58 23:01:01 2 5.37 0.00 0.28 0.05 0.38 93.91 23:01:01 3 3.38 0.00 0.37 0.07 0.37 95.82 23:02:01 all 17.05 0.00 1.23 0.22 1.16 80.34 23:02:01 0 11.70 0.00 0.96 0.13 1.08 86.12 23:02:01 1 21.62 0.00 1.17 0.00 1.25 75.97 23:02:01 2 17.21 0.00 1.20 0.73 1.13 79.73 23:02:01 3 17.70 0.00 1.57 0.03 1.17 79.54 23:03:01 all 21.08 0.00 0.92 0.74 1.12 76.14 23:03:01 0 3.86 0.00 0.70 1.82 1.19 92.43 23:03:01 1 16.80 0.00 1.02 0.03 0.62 81.54 23:03:01 2 23.44 0.00 0.76 0.96 1.25 73.58 23:03:01 3 40.25 0.00 1.23 0.13 1.41 56.98 Average: all 18.17 0.00 1.14 1.10 1.24 78.35 Average: 0 13.62 0.00 0.88 0.96 1.11 83.44 Average: 1 18.76 0.00 0.87 1.39 1.07 77.91 Average: 2 17.89 0.00 1.03 1.61 1.27 78.20 Average: 3 22.42 0.00 1.78 0.45 1.49 73.86