---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3114 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: 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 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 9.9G 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 672 10752 4 4563 14973 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:ad:0d:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.65/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84806sec preferred_lft 84806sec inet6 fe80::f816:3eff:fead:d24/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:88:5e:9e:86:d3 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-3114) 01/22/26 _x86_64_ (4 CPU) 21:55:27 LINUX RESTART (4 CPU) 22:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:05 52.03 2.96 41.31 7.77 721.87 4985.95 19040.96 22:20:18 27.82 0.15 23.22 4.45 6.48 3162.12 5283.22 Average: 39.83 1.54 32.19 6.10 361.34 4066.81 12107.61 22:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:05 10260040 13862208 2095384 12.80 162388 3562012 2218900 12.74 798036 4915112 12896 22:20:18 11076852 15386128 566184 3.46 201312 4175212 1102776 6.33 1004540 3826052 168 Average: 10668446 14624168 1330784 8.13 181850 3868612 1660838 9.53 901288 4370582 6532 22:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:05 lo 4258.84 4258.84 4059.37 4059.37 0.00 0.00 0.00 0.00 22:10:05 ens3 162.21 113.09 890.21 29.12 0.00 0.00 0.00 0.00 22:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:18 lo 2220.22 2220.22 2103.47 2103.47 0.00 0.00 0.00 0.00 22:20:18 ens3 104.79 97.34 117.55 156.11 0.00 0.00 0.00 0.00 22:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3231.46 3231.46 3073.67 3073.67 0.00 0.00 0.00 0.00 Average: ens3 133.27 105.15 500.82 93.12 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-3114) 01/22/26 _x86_64_ (4 CPU) 21:55:27 LINUX RESTART (4 CPU) 22:00:01 CPU %user %nice %system %iowait %steal %idle 22:10:05 all 65.65 0.00 4.18 0.40 0.09 29.67 22:10:05 0 65.23 0.00 4.12 0.42 0.09 30.14 22:10:05 1 66.37 0.00 4.36 0.57 0.09 28.61 22:10:05 2 65.09 0.00 4.52 0.29 0.09 30.00 22:10:05 3 65.91 0.00 3.73 0.33 0.09 29.93 22:20:18 all 41.61 0.00 2.40 0.16 0.08 55.76 22:20:18 0 40.75 0.00 2.54 0.18 0.07 56.45 22:20:18 1 42.12 0.00 2.74 0.15 0.08 54.92 22:20:18 2 41.56 0.00 2.25 0.10 0.08 56.01 22:20:18 3 42.01 0.00 2.06 0.20 0.08 55.65 Average: all 53.53 0.00 3.28 0.28 0.08 42.83 Average: 0 52.88 0.00 3.32 0.30 0.08 43.42 Average: 1 54.13 0.00 3.54 0.36 0.08 41.89 Average: 2 53.22 0.00 3.37 0.20 0.09 43.12 Average: 3 53.87 0.00 2.89 0.27 0.09 42.89