---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-18259 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 17G 62G 21% / 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 674 6529 4 8784 14971 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:e6:1e:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.215/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84864sec preferred_lft 84864sec inet6 fe80::f816:3eff:fee6:1e9c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:40:2d:90:49:19 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 5.15.0-190-generic (prd-ubuntu2204-docker-v1-8c-8g-18259) 09/06/26 _x86_64_ (4 CPU) 05:17:32 LINUX RESTART (4 CPU) 05:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:00 40.95 3.30 36.18 1.48 189.64 14215.74 3665.26 05:40:00 228.42 1.26 218.61 8.55 19.45 15386.88 136176.36 Average: 134.69 2.28 127.39 5.01 104.55 14801.30 69919.71 05:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:00 8574876 13742548 2210052 13.50 170352 5057796 2405508 13.81 979696 6344356 112072 05:40:00 4862976 13431000 2494220 15.23 325388 8013000 2625288 15.07 1791744 8914372 65272 Average: 6718926 13586774 2352136 14.37 247870 6535398 2515398 14.44 1385720 7629364 88672 05:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:00 lo 0.71 0.71 0.19 0.19 0.00 0.00 0.00 0.00 05:30:00 ens3 190.17 147.53 1707.48 28.62 0.00 0.00 0.00 0.00 05:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:00 lo 0.28 0.28 0.03 0.03 0.00 0.00 0.00 0.00 05:40:00 ens3 70.87 57.12 340.92 16.44 0.00 0.00 0.00 0.00 05:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.49 0.49 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 130.52 102.32 1024.21 22.53 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 5.15.0-190-generic (prd-ubuntu2204-docker-v1-8c-8g-18259) 09/06/26 _x86_64_ (4 CPU) 05:17:32 LINUX RESTART (4 CPU) 05:20:00 CPU %user %nice %system %iowait %steal %idle 05:30:00 all 23.64 0.00 3.06 0.26 0.02 73.02 05:30:00 0 23.07 0.00 2.68 0.18 0.01 74.05 05:30:00 1 23.10 0.00 3.06 0.14 0.02 73.68 05:30:00 2 23.81 0.00 3.26 0.38 0.02 72.53 05:30:00 3 24.56 0.00 3.23 0.37 0.02 71.83 05:40:00 all 41.60 0.00 3.81 0.21 0.03 54.35 05:40:00 0 38.88 0.00 3.92 0.21 0.03 56.96 05:40:00 1 41.85 0.00 3.66 0.16 0.03 54.30 05:40:00 2 43.08 0.00 3.43 0.18 0.03 53.28 05:40:00 3 42.57 0.00 4.26 0.29 0.04 52.84 Average: all 32.60 0.00 3.44 0.24 0.02 63.71 Average: 0 30.96 0.00 3.30 0.19 0.02 65.53 Average: 1 32.46 0.00 3.36 0.15 0.03 64.01 Average: 2 33.43 0.00 3.34 0.28 0.03 62.92 Average: 3 33.53 0.00 3.74 0.33 0.03 62.37