---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5503 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 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 9.8G 68G 13% / 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 11044 4 4309 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:a1:c0:4e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.121/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84876sec preferred_lft 84876sec inet6 fe80::f816:3eff:fea1:c04e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:bc:b9:c2:d7:e2 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5503) 01/28/26 _x86_64_ (4 CPU) 21:55:29 LINUX RESTART (4 CPU) 22:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:17 67.37 2.82 43.31 21.24 531.45 5035.01 244443.90 22:20:09 25.87 0.21 21.41 4.25 12.91 2756.53 2489.62 Average: 47.02 1.54 32.57 12.91 277.18 3917.72 125797.15 22:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:17 10184088 13723024 2235176 13.65 165304 3485060 2578576 14.80 739996 5056620 81384 22:20:09 11401052 15453368 500764 3.06 192352 3930772 1036344 5.95 911596 3623184 15060 Average: 10792570 14588196 1367970 8.35 178828 3707916 1807460 10.37 825796 4339902 48222 22:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:17 lo 4388.67 4388.67 4182.44 4182.44 0.00 0.00 0.00 0.00 22:10:17 ens3 147.45 108.76 730.12 30.00 0.00 0.00 0.00 0.00 22:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:09 lo 1670.19 1670.19 1575.49 1575.49 0.00 0.00 0.00 0.00 22:20:09 ens3 122.43 115.87 130.22 183.92 0.00 0.00 0.00 0.00 22:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3055.61 3055.61 2904.07 2904.07 0.00 0.00 0.00 0.00 Average: ens3 135.18 112.25 435.95 105.48 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5503) 01/28/26 _x86_64_ (4 CPU) 21:55:29 LINUX RESTART (4 CPU) 22:00:01 CPU %user %nice %system %iowait %steal %idle 22:10:17 all 65.96 0.00 3.93 0.30 0.12 29.70 22:10:17 0 65.62 0.00 3.62 0.35 0.12 30.29 22:10:17 1 66.65 0.00 3.82 0.19 0.12 29.22 22:10:17 2 66.24 0.00 4.08 0.48 0.12 29.08 22:10:17 3 65.31 0.00 4.20 0.18 0.12 30.19 22:20:09 all 35.69 0.00 1.94 0.15 0.09 62.12 22:20:09 0 30.61 0.00 1.99 0.07 0.09 67.25 22:20:09 1 31.91 0.00 1.70 0.35 0.09 65.94 22:20:09 2 39.49 0.00 2.16 0.07 0.09 58.19 22:20:09 3 40.77 0.00 1.91 0.13 0.10 57.09 Average: all 51.10 0.00 2.95 0.23 0.11 45.62 Average: 0 48.43 0.00 2.82 0.21 0.10 48.44 Average: 1 49.59 0.00 2.78 0.27 0.11 47.25 Average: 2 53.11 0.00 3.13 0.28 0.11 43.37 Average: 3 53.26 0.00 3.07 0.15 0.11 43.40