---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12217 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 68G 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 617 10505 4 4865 15029 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:73:f4:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.194/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83770sec preferred_lft 83770sec inet6 fe80::f816:3eff:fe73:f4d9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:56:de:fd:a5:70 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-12217) 11/20/25 _x86_64_ (4 CPU) 17:38:47 LINUX RESTART (4 CPU) 17:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:50:02 17.23 0.63 5.85 10.75 659.63 925.60 264473.67 18:00:01 1.25 0.01 1.25 0.00 0.25 15.18 0.43 18:10:02 1.16 0.00 1.16 0.00 0.00 13.63 0.01 18:20:02 53.29 4.76 46.15 2.38 275.67 6458.77 16296.51 Average: 18.23 1.35 13.60 3.28 233.89 1853.29 70192.65 17:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:50:02 13316564 15528092 484368 2.96 60136 2374540 1124068 6.45 472432 2321676 224 18:00:01 13316352 15528476 483968 2.96 60556 2374712 1124068 6.45 472844 2321592 4 18:10:02 13315348 15527856 484700 2.96 60928 2374716 1124068 6.45 473224 2322628 176 18:20:02 10772328 15391076 566588 3.46 126816 4617048 1064868 6.11 1042336 4156904 633792 Average: 12680148 15493875 504906 3.08 77109 2935254 1109268 6.37 615209 2780700 158549 17:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:50:02 lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 17:50:02 ens3 14.55 9.50 207.14 0.68 0.00 0.00 0.00 0.00 17:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:00:01 ens3 0.21 0.08 0.04 0.02 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:10:02 ens3 0.27 0.13 0.07 0.04 0.00 0.00 0.00 0.00 18:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:02 lo 376.27 376.27 353.76 353.76 0.00 0.00 0.00 0.00 18:20:02 ens3 124.41 94.19 1024.23 21.18 0.00 0.00 0.00 0.00 18:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 94.16 94.16 88.45 88.45 0.00 0.00 0.00 0.00 Average: ens3 34.86 25.98 307.87 5.48 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-12217) 11/20/25 _x86_64_ (4 CPU) 17:38:47 LINUX RESTART (4 CPU) 17:40:02 CPU %user %nice %system %iowait %steal %idle 17:50:02 all 0.62 0.00 0.28 0.16 0.02 98.92 17:50:02 0 0.64 0.00 0.18 0.08 0.01 99.09 17:50:02 1 0.40 0.00 0.53 0.15 0.01 98.91 17:50:02 2 0.55 0.00 0.19 0.08 0.02 99.16 17:50:02 3 0.91 0.00 0.20 0.34 0.03 98.51 18:00:01 all 0.22 0.00 0.03 0.01 0.02 99.73 18:00:01 0 0.02 0.00 0.02 0.02 0.01 99.93 18:00:01 1 0.02 0.00 0.02 0.00 0.02 99.94 18:00:01 2 0.03 0.00 0.03 0.01 0.02 99.91 18:00:01 3 0.79 0.00 0.03 0.01 0.02 99.15 18:10:02 all 0.02 0.00 0.02 0.01 0.02 99.94 18:10:02 0 0.02 0.00 0.01 0.00 0.00 99.96 18:10:02 1 0.02 0.00 0.02 0.00 0.01 99.95 18:10:02 2 0.03 0.00 0.03 0.02 0.03 99.89 18:10:02 3 0.01 0.00 0.02 0.00 0.02 99.95 18:20:02 all 45.06 0.00 1.74 0.34 0.07 52.78 18:20:02 0 43.47 0.00 1.39 0.13 0.07 54.94 18:20:02 1 44.41 0.00 1.75 0.61 0.07 53.16 18:20:02 2 48.22 0.00 1.86 0.18 0.07 49.67 18:20:02 3 44.15 0.00 1.96 0.44 0.07 53.38 Average: all 11.46 0.00 0.52 0.13 0.03 87.87 Average: 0 11.01 0.00 0.40 0.06 0.02 88.51 Average: 1 11.18 0.00 0.58 0.19 0.03 88.02 Average: 2 12.21 0.00 0.53 0.07 0.04 87.15 Average: 3 11.43 0.00 0.55 0.20 0.03 87.79