---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-60845 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: 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 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 13G 66G 16% / 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 664 8776 4 6547 14980 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:1b:37:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.148/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84333sec preferred_lft 84333sec inet6 fe80::f816:3eff:fe1b:37a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:6e:32:3d:0e:dc 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-4c-4g-60845) 09/30/26 _x86_64_ (4 CPU) 09:25:36 LINUX RESTART (4 CPU) 09:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:06 21.98 0.10 19.20 2.69 7.74 2241.21 4234.22 09:50:06 46.41 0.03 29.44 16.94 0.73 4441.68 247057.92 Average: 34.15 0.06 24.30 9.79 4.25 3337.41 125200.51 09:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:06 8631584 12374532 3582288 21.88 140416 3712644 3557028 20.42 694828 6637380 2548 09:50:06 7651448 12430464 3521440 21.51 160084 4681512 3402604 19.53 983676 7277884 2248 Average: 8141516 12402498 3551864 21.69 150250 4197078 3479816 19.97 839252 6957632 2398 09:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:06 lo 1332.67 1332.67 1263.71 1263.71 0.00 0.00 0.00 0.00 09:40:06 ens3 42.08 33.85 27.26 12.64 0.00 0.00 0.00 0.00 09:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:06 lo 1398.39 1398.39 1331.45 1331.45 0.00 0.00 0.00 0.00 09:50:06 ens3 40.14 31.86 39.62 11.93 0.00 0.00 0.00 0.00 09:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1365.41 1365.41 1297.46 1297.46 0.00 0.00 0.00 0.00 Average: ens3 41.11 32.86 33.42 12.29 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-4c-4g-60845) 09/30/26 _x86_64_ (4 CPU) 09:25:36 LINUX RESTART (4 CPU) 09:30:01 CPU %user %nice %system %iowait %steal %idle 09:40:06 all 65.08 0.00 2.52 0.06 0.03 32.30 09:40:06 0 65.56 0.00 2.45 0.07 0.03 31.89 09:40:06 1 64.10 0.00 2.60 0.06 0.03 33.21 09:40:06 2 65.88 0.00 2.58 0.04 0.03 31.47 09:40:06 3 64.81 0.00 2.46 0.06 0.03 32.64 09:50:06 all 61.84 0.00 2.84 0.12 0.03 35.17 09:50:06 0 63.65 0.00 3.05 0.10 0.03 33.16 09:50:06 1 61.01 0.00 2.81 0.12 0.04 36.02 09:50:06 2 60.90 0.00 2.62 0.12 0.04 36.33 09:50:06 3 61.79 0.00 2.90 0.13 0.03 35.15 Average: all 63.47 0.00 2.68 0.09 0.03 33.73 Average: 0 64.61 0.00 2.75 0.08 0.03 32.52 Average: 1 62.56 0.00 2.71 0.09 0.03 34.61 Average: 2 63.40 0.00 2.60 0.08 0.04 33.89 Average: 3 63.31 0.00 2.68 0.09 0.03 33.89