---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1286 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 7.7G 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 469 5160 0 2346 7223 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:d2:c9:d7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.100/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86058sec preferred_lft 86058sec inet6 fe80::f816:3eff:fed2:c9d7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1286) 12/20/25 _x86_64_ (4 CPU) 16:36:55 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:01 152.97 68.24 84.74 4287.95 40627.11 16:39:01 84.05 30.14 53.91 1665.19 9351.77 16:40:01 35.27 6.65 28.62 641.52 6854.92 16:41:01 9.82 4.10 5.72 145.18 3333.58 16:42:01 29.30 1.25 28.05 98.78 7898.42 Average: 62.28 22.08 40.21 1367.70 13612.93 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:01 5994652 7413860 2172768 26.60 36796 1562452 718392 7.80 589140 1422904 85356 16:39:01 5688400 7388160 2479020 30.35 56988 1806680 755576 8.20 632460 1652652 110040 16:40:01 4625128 6524504 3542292 43.37 62904 1993812 1331204 14.44 1517412 1813616 94736 16:41:01 4860372 6874132 3307048 40.49 65708 2101988 1096484 11.90 1249448 1840388 106472 16:42:01 5305368 7414180 2862052 35.04 68968 2192136 664176 7.21 731860 1912032 10368 Average: 5294784 7122967 2872636 35.17 58273 1931414 913166 9.91 944064 1728318 81394 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:01 ens3 395.50 214.55 1427.92 64.44 0.00 0.00 0.00 0.00 16:38:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 16:39:01 ens3 66.56 45.39 457.41 10.66 0.00 0.00 0.00 0.00 16:39:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 16:40:01 ens3 208.98 193.94 2660.00 25.70 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 16:41:01 ens3 68.59 66.14 753.22 9.76 0.00 0.00 0.00 0.00 16:41:01 lo 121.35 121.35 36.47 36.47 0.00 0.00 0.00 0.00 16:42:01 ens3 61.07 51.02 505.45 13.33 0.00 0.00 0.00 0.00 16:42:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 160.14 114.21 1160.85 24.78 0.00 0.00 0.00 0.00 Average: lo 25.05 25.05 7.37 7.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1286) 12/20/25 _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 21.07 0.00 2.56 5.00 2.31 69.06 16:38:01 0 17.79 0.00 1.63 1.72 1.79 77.06 16:38:01 1 20.05 0.00 1.16 1.51 1.89 75.39 16:38:01 2 7.24 0.00 4.25 3.60 2.25 82.67 16:38:01 3 39.15 0.00 3.21 13.11 3.30 41.23 16:39:01 all 22.26 0.00 1.47 2.34 1.87 72.06 16:39:01 0 33.67 0.00 1.58 0.35 1.93 62.48 16:39:01 1 27.78 0.00 2.11 2.03 2.06 66.01 16:39:01 2 15.18 0.00 1.06 1.23 1.51 81.02 16:39:01 3 12.44 0.00 1.16 5.72 1.97 78.71 16:40:01 all 27.24 0.00 1.20 0.77 3.85 66.94 16:40:01 0 26.96 0.00 1.20 1.64 3.37 66.82 16:40:01 1 26.67 0.00 1.42 0.71 3.90 67.30 16:40:01 2 25.00 0.00 1.34 0.36 3.97 69.33 16:40:01 3 30.32 0.00 0.86 0.38 4.13 64.31 16:41:01 all 38.99 0.00 1.41 0.17 6.18 53.25 16:41:01 0 37.99 0.00 1.07 0.10 6.11 54.73 16:41:01 1 38.19 0.00 1.36 0.26 6.00 54.19 16:41:01 2 36.57 0.00 1.66 0.12 6.18 55.48 16:41:01 3 43.23 0.00 1.53 0.20 6.43 48.61 16:42:01 all 22.61 0.00 1.14 0.97 1.68 73.61 16:42:01 0 10.65 0.00 0.93 0.45 1.24 86.73 16:42:01 1 36.90 0.00 1.34 0.35 2.34 59.06 16:42:01 2 10.00 0.00 1.11 2.90 1.31 84.69 16:42:01 3 32.93 0.00 1.16 0.18 1.83 63.89 Average: all 26.45 0.00 1.56 1.85 3.18 66.96 Average: 0 25.43 0.00 1.28 0.85 2.89 69.55 Average: 1 29.93 0.00 1.48 0.97 3.24 64.37 Average: 2 18.82 0.00 1.88 1.64 3.05 74.61 Average: 3 31.63 0.00 1.59 3.92 3.54 59.33