---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9719 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 640 8957 4 6391 15006 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:82:8f:59 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.237/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84411sec preferred_lft 84411sec inet6 fe80::f816:3eff:fe82:8f59/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:bc:4b:53:0a:fe 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-9719) 02/12/26 _x86_64_ (4 CPU) 10:40:16 LINUX RESTART (4 CPU) 10:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:01 30.30 0.08 26.87 3.35 6.85 2388.04 15176.14 11:10:04 33.01 0.15 29.39 3.47 6.61 9457.80 10906.29 Average: 31.66 0.11 28.14 3.41 6.73 5941.60 13029.93 10:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:01 9712416 13292076 2665616 16.28 141868 3564316 2818356 16.18 830076 5429236 22108 11:10:04 9193888 15377568 570824 3.49 167340 6047396 1095524 6.29 1698752 4964540 176 Average: 9453152 14334822 1618220 9.88 154604 4805856 1956940 11.23 1264414 5196888 11142 10:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:01 lo 1556.60 1556.60 1475.37 1475.37 0.00 0.00 0.00 0.00 11:00:01 ens3 47.24 36.98 23.65 12.48 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:04 lo 880.40 880.40 831.98 831.98 0.00 0.00 0.00 0.00 11:10:04 ens3 91.41 80.49 164.05 420.78 0.00 0.00 0.00 0.00 11:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1216.71 1216.71 1151.98 1151.98 0.00 0.00 0.00 0.00 Average: ens3 69.44 58.85 94.22 217.71 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-9719) 02/12/26 _x86_64_ (4 CPU) 10:40:16 LINUX RESTART (4 CPU) 10:50:04 CPU %user %nice %system %iowait %steal %idle 11:00:01 all 62.85 0.00 2.39 0.09 0.10 34.57 11:00:01 0 62.64 0.00 2.34 0.08 0.09 34.84 11:00:01 1 61.75 0.00 2.51 0.11 0.10 35.53 11:00:01 2 63.34 0.00 2.46 0.04 0.10 34.06 11:00:01 3 63.68 0.00 2.27 0.11 0.10 33.85 11:10:04 all 52.57 0.00 2.22 0.94 0.10 44.18 11:10:04 0 47.83 0.00 2.28 1.89 0.09 47.91 11:10:04 1 52.37 0.00 2.23 0.71 0.10 44.60 11:10:04 2 55.26 0.00 2.22 0.26 0.10 42.16 11:10:04 3 54.83 0.00 2.14 0.91 0.10 42.03 Average: all 57.69 0.00 2.30 0.52 0.10 39.40 Average: 0 55.19 0.00 2.31 0.99 0.09 41.41 Average: 1 57.04 0.00 2.37 0.41 0.10 40.09 Average: 2 59.28 0.00 2.34 0.15 0.10 38.13 Average: 3 59.23 0.00 2.20 0.51 0.10 37.96