---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3409 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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: 5599.99 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 Indirect target selection: 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 disabled; 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 11G 67G 14% / 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 635 9760 4 5593 15011 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:e7:b0:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.104/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83573sec preferred_lft 83573sec inet6 fe80::f816:3eff:fee7:b005/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:9d:6c:1c:4a:2b 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-3409) 10/29/25 _x86_64_ (4 CPU) 18:06:39 LINUX RESTART (4 CPU) 18:10:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:20:01 7.89 0.65 6.58 0.66 681.71 3728.41 21744.35 18:30:05 68.13 4.57 57.29 6.26 272.63 4998.56 99064.41 18:40:20 23.72 0.01 10.93 12.77 0.35 794.80 281267.93 18:50:01 33.26 0.21 28.43 4.62 5.29 6261.56 36188.80 Average: 33.47 1.37 25.92 6.18 236.83 3911.14 111942.96 18:10:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:20:01 13314924 15517344 495336 3.03 60220 2365576 1134468 6.51 467368 2326864 204 18:30:05 10258344 13749276 2211292 13.51 145720 3491952 2502772 14.37 896600 4849488 16148 18:40:20 9188416 12840840 3117536 19.04 153244 3632612 3339564 19.17 937884 5860088 124 18:50:01 6654460 12210572 3737148 22.82 185940 5403144 3794572 21.78 1586412 7627452 295956 Average: 9854036 13579508 2390328 14.60 136281 3723321 2692844 15.46 972066 5165973 78108 18:10:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:20:01 lo 0.17 0.17 0.02 0.02 0.00 0.00 0.00 0.00 18:20:01 ens3 17.86 10.41 214.30 0.86 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:05 lo 0.75 0.75 0.09 0.09 0.00 0.00 0.00 0.00 18:30:05 ens3 97.83 73.74 721.56 16.79 0.00 0.00 0.00 0.00 18:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:20 lo 50.73 50.73 12.24 12.24 0.00 0.00 0.00 0.00 18:40:20 ens3 8.23 6.14 7.99 2.11 0.00 0.00 0.00 0.00 18:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 lo 1967.64 1967.64 1879.20 1879.20 0.00 0.00 0.00 0.00 18:50:01 ens3 75.87 57.99 471.50 14.91 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 493.22 493.22 461.50 461.50 0.00 0.00 0.00 0.00 Average: ens3 49.84 37.00 352.60 8.66 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-3409) 10/29/25 _x86_64_ (4 CPU) 18:06:39 LINUX RESTART (4 CPU) 18:10:20 CPU %user %nice %system %iowait %steal %idle 18:20:01 all 0.64 0.00 0.32 0.96 0.02 98.06 18:20:01 0 0.52 0.00 0.23 0.37 0.02 98.85 18:20:01 1 0.72 0.00 0.29 0.96 0.02 98.02 18:20:01 2 0.71 0.00 0.50 2.26 0.02 96.51 18:20:01 3 0.61 0.00 0.27 0.24 0.01 98.87 18:30:05 all 30.99 0.00 1.40 0.72 0.09 66.81 18:30:05 0 33.67 0.00 1.65 0.57 0.09 64.01 18:30:05 1 29.97 0.00 1.49 1.31 0.09 67.13 18:30:05 2 28.96 0.00 1.00 0.42 0.09 69.53 18:30:05 3 31.36 0.00 1.44 0.56 0.09 66.54 18:40:20 all 19.60 0.00 0.96 0.17 0.10 79.17 18:40:20 0 18.42 0.00 1.00 0.15 0.10 80.34 18:40:20 1 19.35 0.00 0.88 0.36 0.10 79.31 18:40:20 2 20.39 0.00 0.99 0.07 0.09 78.45 18:40:20 3 20.26 0.00 0.95 0.11 0.10 78.58 18:50:01 all 52.82 0.00 2.61 0.18 0.10 44.28 18:50:01 0 54.42 0.00 2.61 0.16 0.11 42.71 18:50:01 1 51.00 0.00 2.51 0.19 0.10 46.21 18:50:01 2 54.16 0.00 2.59 0.27 0.10 42.89 18:50:01 3 51.71 0.00 2.74 0.11 0.11 45.33 Average: all 25.95 0.00 1.32 0.51 0.08 72.16 Average: 0 26.68 0.00 1.37 0.31 0.08 71.56 Average: 1 25.19 0.00 1.29 0.71 0.08 72.74 Average: 2 25.98 0.00 1.26 0.74 0.08 71.94 Average: 3 25.93 0.00 1.34 0.26 0.08 72.39