---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7510 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 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 11G 67G 14% / 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 667 10274 4 5047 14979 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:98:77:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.0/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84636sec preferred_lft 84636sec inet6 fe80::f816:3eff:fe98:7711/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:5e:83:f5:db:c1 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-7510) 02/04/26 _x86_64_ (4 CPU) 00:28:20 LINUX RESTART (4 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:06 34.33 3.27 16.44 14.62 758.77 3911.35 261213.60 00:50:08 24.49 0.85 21.26 2.38 28.36 3472.55 4218.66 Average: 29.42 2.07 18.84 8.52 394.46 3692.49 133032.23 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:06 10595048 13968100 1991728 12.16 125716 3390288 2609604 14.98 716044 4693776 25612 00:50:08 8927660 13266820 2684440 16.40 168360 4229076 2848388 16.35 964056 6027608 15908 Average: 9761354 13617460 2338084 14.28 147038 3809682 2728996 15.66 840050 5360692 20760 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:06 lo 0.93 0.93 0.11 0.11 0.00 0.00 0.00 0.00 00:40:06 ens3 91.74 68.15 843.87 14.90 0.00 0.00 0.00 0.00 00:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:08 lo 1023.91 1023.91 974.90 974.90 0.00 0.00 0.00 0.00 00:50:08 ens3 82.97 60.83 362.53 17.67 0.00 0.00 0.00 0.00 00:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 511.16 511.16 486.30 486.30 0.00 0.00 0.00 0.00 Average: ens3 87.36 64.50 603.79 16.28 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-7510) 02/04/26 _x86_64_ (4 CPU) 00:28:20 LINUX RESTART (4 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:06 all 40.64 0.00 1.44 0.33 0.08 57.51 00:40:06 0 42.75 0.00 1.65 0.48 0.08 55.03 00:40:06 1 39.11 0.00 1.20 0.32 0.08 59.29 00:40:06 2 41.72 0.00 1.66 0.38 0.08 56.16 00:40:06 3 38.99 0.00 1.24 0.14 0.08 59.55 00:50:08 all 70.31 0.00 2.56 0.19 0.12 26.82 00:50:08 0 70.34 0.00 2.41 0.11 0.12 27.03 00:50:08 1 71.20 0.00 2.45 0.11 0.12 26.13 00:50:08 2 70.17 0.00 2.57 0.37 0.12 26.77 00:50:08 3 69.52 0.00 2.83 0.16 0.12 27.37 Average: all 55.42 0.00 2.00 0.26 0.10 42.22 Average: 0 56.49 0.00 2.03 0.30 0.10 41.08 Average: 1 55.11 0.00 1.82 0.21 0.10 42.75 Average: 2 55.88 0.00 2.11 0.38 0.10 41.53 Average: 3 54.19 0.00 2.03 0.15 0.10 43.53