---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8723 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: 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 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 596 10414 4 4977 15050 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:f9:49:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84798sec preferred_lft 84798sec inet6 fe80::f816:3eff:fef9:491a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:71:73:23:26:b7 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-8723) 02/08/26 _x86_64_ (4 CPU) 09:54:49 LINUX RESTART (4 CPU) 10:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:09 5.60 0.21 5.05 0.34 30.12 945.22 4364.52 10:20:06 31.89 12.47 17.92 1.49 152.14 2413.29 4981.92 Average: 18.65 6.30 11.44 0.91 90.72 1674.30 4671.14 10:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:09 9982676 13166200 2796544 17.08 114612 3234704 3016248 17.31 699720 5350368 1364 10:20:06 10714584 15445280 511236 3.12 139876 4684304 1037912 5.96 1101004 4117796 1043956 Average: 10348630 14305740 1653890 10.10 127244 3959504 2027080 11.64 900362 4734082 522660 10:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:09 lo 0.61 0.61 0.38 0.38 0.00 0.00 0.00 0.00 10:10:09 ens3 8.61 7.59 37.09 2.21 0.00 0.00 0.00 0.00 10:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:06 lo 532.51 532.51 506.98 506.98 0.00 0.00 0.00 0.00 10:20:06 ens3 39.72 31.32 469.25 5.31 0.00 0.00 0.00 0.00 10:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 264.77 264.77 251.97 251.97 0.00 0.00 0.00 0.00 Average: ens3 24.06 19.38 251.71 3.75 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-8723) 02/08/26 _x86_64_ (4 CPU) 09:54:49 LINUX RESTART (4 CPU) 10:00:03 CPU %user %nice %system %iowait %steal %idle 10:10:09 all 49.11 0.00 0.73 0.04 0.08 50.04 10:10:09 0 40.42 0.00 0.68 0.08 0.08 58.73 10:10:09 1 51.97 0.00 0.64 0.02 0.08 47.29 10:10:09 2 48.28 0.00 0.73 0.02 0.08 50.89 10:10:09 3 55.77 0.00 0.87 0.02 0.08 43.26 10:20:06 all 53.11 0.07 1.37 0.12 0.09 45.24 10:20:06 0 44.21 0.02 1.12 0.07 0.08 54.50 10:20:06 1 40.44 0.01 1.44 0.12 0.09 57.91 10:20:06 2 60.22 0.25 1.60 0.25 0.10 37.59 10:20:06 3 67.60 0.00 1.34 0.06 0.09 30.91 Average: all 51.10 0.03 1.05 0.08 0.08 47.66 Average: 0 42.31 0.01 0.90 0.08 0.08 56.62 Average: 1 46.25 0.00 1.03 0.07 0.08 52.56 Average: 2 54.21 0.12 1.16 0.13 0.09 44.28 Average: 3 61.64 0.00 1.10 0.04 0.08 37.13