---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10095 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 68G 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 658 10475 4 4855 14988 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:c5:bc:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.224/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84718sec preferred_lft 84718sec inet6 fe80::f816:3eff:fec5:bc0a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:d2:09:b1:33:7e 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-10095) 02/13/26 _x86_64_ (4 CPU) 09:24:57 LINUX RESTART (4 CPU) 09:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:33 15.30 2.13 11.95 1.22 320.17 3329.59 2363.87 09:50:08 28.88 0.95 23.81 4.12 31.28 4665.28 3885.25 Average: 21.76 1.57 17.60 2.60 182.67 3965.31 3087.97 09:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:33 10230768 13684776 2273968 13.89 137904 3432400 2622432 15.05 660988 5087952 36072 09:50:08 10788748 15399656 551232 3.37 172800 4470548 1105000 6.34 973632 4116372 4 Average: 10509758 14542216 1412600 8.63 155352 3951474 1863716 10.70 817310 4602162 18038 09:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:33 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 09:40:33 ens3 101.43 79.49 672.28 19.89 0.00 0.00 0.00 0.00 09:40:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:08 lo 1565.03 1565.03 1486.30 1486.30 0.00 0.00 0.00 0.00 09:50:08 ens3 100.76 82.16 421.92 97.57 0.00 0.00 0.00 0.00 09:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 745.57 745.57 707.48 707.48 0.00 0.00 0.00 0.00 Average: ens3 101.11 80.76 553.13 56.86 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-10095) 02/13/26 _x86_64_ (4 CPU) 09:24:57 LINUX RESTART (4 CPU) 09:30:00 CPU %user %nice %system %iowait %steal %idle 09:40:33 all 69.52 0.00 2.29 0.19 0.11 27.89 09:40:33 0 68.89 0.00 2.53 0.12 0.10 28.35 09:40:33 1 71.42 0.00 2.24 0.33 0.10 25.91 09:40:33 2 70.10 0.00 2.23 0.20 0.11 27.36 09:40:33 3 67.68 0.00 2.16 0.09 0.11 29.95 09:50:08 all 58.99 0.00 2.48 0.32 0.09 38.11 09:50:08 0 61.96 0.00 2.27 0.63 0.10 35.04 09:50:08 1 57.74 0.00 2.59 0.33 0.09 39.25 09:50:08 2 60.52 0.00 2.73 0.24 0.10 36.41 09:50:08 3 55.75 0.00 2.31 0.09 0.09 41.76 Average: all 64.51 0.00 2.38 0.25 0.10 32.76 Average: 0 65.59 0.00 2.41 0.36 0.10 31.54 Average: 1 64.91 0.00 2.40 0.33 0.10 32.26 Average: 2 65.54 0.00 2.47 0.22 0.10 31.67 Average: 3 62.00 0.00 2.24 0.09 0.10 35.58