---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10175 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 12G 66G 16% / 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 669 8633 4 6685 14977 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:92:ba:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.249/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84658sec preferred_lft 84658sec inet6 fe80::f816:3eff:fe92:bae8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:0c:53:8d:66:43 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-10175) 02/13/26 _x86_64_ (4 CPU) 11:56:07 LINUX RESTART (4 CPU) 12:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:10:24 30.93 0.61 27.03 3.30 596.57 3321.88 16359.58 12:20:01 30.55 0.03 27.54 2.98 0.90 4601.26 9065.67 Average: 30.75 0.33 27.27 3.14 309.26 3938.98 12841.42 12:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:24 9314460 13185744 2770416 16.92 146672 3837152 2829244 16.24 902144 5739512 20588 12:20:01 7902464 12811648 3140592 19.18 161316 4814740 3164344 18.16 1186564 6832856 2560 Average: 8608462 12998696 2955504 18.05 153994 4325946 2996794 17.20 1044354 6286184 11574 12:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:24 lo 1359.48 1359.48 1288.61 1288.61 0.00 0.00 0.00 0.00 12:10:24 ens3 47.34 35.36 212.05 9.12 0.00 0.00 0.00 0.00 12:10:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 lo 1221.74 1221.74 1158.06 1158.06 0.00 0.00 0.00 0.00 12:20:01 ens3 24.16 21.00 37.66 6.96 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1293.04 1293.04 1225.64 1225.64 0.00 0.00 0.00 0.00 Average: ens3 36.16 28.43 127.93 8.08 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-10175) 02/13/26 _x86_64_ (4 CPU) 11:56:07 LINUX RESTART (4 CPU) 12:00:05 CPU %user %nice %system %iowait %steal %idle 12:10:24 all 65.93 0.00 2.41 0.07 0.09 31.50 12:10:24 0 65.35 0.00 2.42 0.08 0.09 32.06 12:10:24 1 65.76 0.00 2.66 0.06 0.09 31.42 12:10:24 2 66.62 0.00 2.50 0.09 0.09 30.69 12:10:24 3 65.99 0.00 2.05 0.04 0.10 31.83 12:20:01 all 56.41 0.00 2.26 0.09 0.09 41.15 12:20:01 0 56.14 0.00 2.07 0.09 0.09 41.61 12:20:01 1 58.91 0.00 2.60 0.08 0.09 38.32 12:20:01 2 55.33 0.00 2.38 0.15 0.09 42.05 12:20:01 3 55.27 0.00 1.98 0.06 0.09 42.60 Average: all 61.34 0.00 2.33 0.08 0.09 36.15 Average: 0 60.91 0.00 2.25 0.09 0.09 36.67 Average: 1 62.46 0.00 2.63 0.07 0.09 34.75 Average: 2 61.17 0.00 2.45 0.12 0.09 36.17 Average: 3 60.82 0.00 2.02 0.05 0.09 37.03