---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-660 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 650 6364 4 8974 14995 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:1e:22:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.86/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84984sec preferred_lft 84984sec inet6 fe80::f816:3eff:fe1e:22d7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:d4:7a:15:bb:d0 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 5.15.0-194-generic (prd-ubuntu2204-docker-v1-8c-8g-660) 10/11/26 _x86_64_ (4 CPU) 05:17:33 LINUX RESTART (4 CPU) 05:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:00 39.24 2.61 35.15 1.49 355.55 14057.27 1052.52 05:40:00 239.68 0.69 229.98 9.01 27.13 14773.29 117614.16 Average: 139.46 1.65 132.56 5.25 191.35 14415.28 59332.85 05:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:00 7373896 13525576 2420496 14.78 201480 5939248 2670812 15.33 1206332 7228472 184572 05:40:00 6485028 15319152 604568 3.69 326584 8280432 1160300 6.66 2133488 6940328 76 Average: 6929462 14422364 1512532 9.24 264032 7109840 1915556 11.00 1669910 7084400 92324 05:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:00 lo 0.70 0.70 0.23 0.23 0.00 0.00 0.00 0.00 05:30:00 ens3 188.19 147.74 1667.55 31.39 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 12.19 12.19 1.18 1.18 0.00 0.00 0.00 0.00 05:40:00 ens3 90.20 89.22 292.48 217.82 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 6.45 6.45 0.70 0.70 0.00 0.00 0.00 0.00 Average: ens3 139.19 118.48 980.02 124.61 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 5.15.0-194-generic (prd-ubuntu2204-docker-v1-8c-8g-660) 10/11/26 _x86_64_ (4 CPU) 05:17:33 LINUX RESTART (4 CPU) 05:20:00 CPU %user %nice %system %iowait %steal %idle 05:30:00 all 36.03 0.00 3.09 0.62 0.02 60.24 05:30:00 0 37.23 0.00 3.40 0.57 0.03 58.76 05:30:00 1 33.66 0.00 2.87 0.76 0.02 62.70 05:30:00 2 37.15 0.00 2.66 0.63 0.03 59.53 05:30:00 3 36.09 0.00 3.41 0.51 0.03 59.97 05:40:00 all 38.38 0.00 3.73 0.50 0.04 57.35 05:40:00 0 30.92 0.00 3.56 0.47 0.03 65.03 05:40:00 1 40.13 0.00 4.10 0.60 0.04 55.13 05:40:00 2 42.96 0.00 3.74 0.45 0.05 52.80 05:40:00 3 39.54 0.00 3.50 0.48 0.04 56.43 Average: all 37.21 0.00 3.41 0.56 0.03 58.80 Average: 0 34.07 0.00 3.48 0.52 0.03 61.90 Average: 1 36.89 0.00 3.48 0.68 0.03 58.91 Average: 2 40.05 0.00 3.20 0.54 0.04 56.17 Average: 3 37.81 0.00 3.46 0.49 0.04 58.20