---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3957 5.15.0-131-generic #141-Ubuntu SMP Fri Jan 10 21:18:28 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5600.00 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 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 66G 15% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 590 9295 4 6103 15056 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:19:eb:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.78/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84626sec preferred_lft 84626sec inet6 fe80::f816:3eff:fe19:eb08/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:42:b7:d4:74:0e brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-131-generic (prd-ubuntu2204-docker-4c-4g-3957) 08/26/25 _x86_64_ (4 CPU) 01:09:09 LINUX RESTART (4 CPU) 01:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 19.37 0.48 6.39 12.50 583.14 973.41 254767.22 01:30:29 35.10 4.58 29.01 1.52 261.20 4198.09 6316.48 Average: 27.41 2.57 17.95 6.89 418.58 2621.68 127773.87 01:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 13424760 15529964 485500 2.97 42156 2288992 1125336 6.46 401320 2289936 204 01:30:29 10011548 13468796 2491672 15.22 104576 3510944 2819116 16.18 767088 5248216 116800 Average: 11718154 14499380 1488586 9.09 73366 2899968 1972226 11.32 584204 3769076 58502 01:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 01:20:01 ens3 15.08 7.74 266.75 0.61 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:29 lo 456.14 456.14 433.95 433.95 0.00 0.00 0.00 0.00 01:30:29 ens3 103.85 76.03 983.34 16.19 0.00 0.00 0.00 0.00 01:30:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 233.25 233.25 221.82 221.82 0.00 0.00 0.00 0.00 Average: ens3 60.45 42.64 633.03 8.58 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-131-generic (prd-ubuntu2204-docker-4c-4g-3957) 08/26/25 _x86_64_ (4 CPU) 01:09:09 LINUX RESTART (4 CPU) 01:10:00 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 0.56 0.00 0.33 0.46 0.01 98.63 01:20:01 0 0.32 0.00 0.31 0.41 0.01 98.95 01:20:01 1 0.41 0.00 0.26 0.30 0.01 99.01 01:20:01 2 1.05 0.00 0.30 0.18 0.01 98.46 01:20:01 3 0.47 0.00 0.45 0.96 0.02 98.10 01:30:29 all 30.87 0.00 1.59 0.54 0.07 66.93 01:30:29 0 29.20 0.00 1.56 0.43 0.06 68.75 01:30:29 1 29.85 0.00 1.68 0.42 0.07 67.97 01:30:29 2 32.67 0.00 1.65 0.78 0.07 64.83 01:30:29 3 31.77 0.00 1.47 0.52 0.07 66.17 Average: all 16.05 0.00 0.97 0.50 0.04 82.44 Average: 0 15.08 0.00 0.95 0.42 0.04 83.52 Average: 1 15.45 0.00 0.99 0.36 0.04 83.15 Average: 2 17.20 0.00 0.99 0.49 0.04 81.28 Average: 3 16.46 0.00 0.97 0.74 0.04 81.79