---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9363 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 15% / 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 732 9566 4 5690 14914 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:a7:26:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.99/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84576sec preferred_lft 84576sec inet6 fe80::f816:3eff:fea7:2617/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:83:31:03:d0:a8 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-9363) 02/11/26 _x86_64_ (4 CPU) 06:28:19 LINUX RESTART (4 CPU) 06:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:08 25.65 3.18 20.69 1.77 756.53 5239.40 8971.79 06:50:09 33.96 0.05 30.18 3.73 1.25 3227.49 14213.41 Average: 29.81 1.62 25.43 2.75 378.92 4233.53 11592.39 06:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:08 9328816 13100644 2855972 17.44 154664 3718572 2982528 17.12 890416 5734540 22520 06:50:09 8750452 13086052 2866060 17.50 179204 4212772 2987760 17.15 1038756 6118860 26280 Average: 9039634 13093348 2861016 17.47 166934 3965672 2985144 17.13 964586 5926700 24400 06:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:08 lo 557.97 557.97 531.25 531.25 0.00 0.00 0.00 0.00 06:40:08 ens3 99.72 72.90 828.42 16.20 0.00 0.00 0.00 0.00 06:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:09 lo 1446.66 1446.66 1378.05 1378.05 0.00 0.00 0.00 0.00 06:50:09 ens3 53.14 39.22 120.28 12.37 0.00 0.00 0.00 0.00 06:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1002.28 1002.28 954.61 954.61 0.00 0.00 0.00 0.00 Average: ens3 76.43 56.06 474.38 14.29 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-9363) 02/11/26 _x86_64_ (4 CPU) 06:28:19 LINUX RESTART (4 CPU) 06:30:08 CPU %user %nice %system %iowait %steal %idle 06:40:08 all 52.15 0.00 1.85 0.16 0.08 45.76 06:40:08 0 51.04 0.00 1.88 0.13 0.08 46.87 06:40:08 1 51.40 0.00 1.76 0.10 0.08 46.65 06:40:08 2 54.17 0.00 1.93 0.19 0.08 43.63 06:40:08 3 51.97 0.00 1.84 0.23 0.09 45.87 06:50:09 all 58.75 0.00 2.48 0.14 0.10 38.53 06:50:09 0 58.47 0.00 2.59 0.11 0.10 38.72 06:50:09 1 58.27 0.00 2.47 0.17 0.10 39.00 06:50:09 2 60.88 0.00 2.19 0.11 0.10 36.73 06:50:09 3 57.36 0.00 2.70 0.16 0.10 39.67 Average: all 55.45 0.00 2.17 0.15 0.09 42.14 Average: 0 54.76 0.00 2.23 0.12 0.09 42.80 Average: 1 54.83 0.00 2.11 0.13 0.09 42.83 Average: 2 57.52 0.00 2.06 0.15 0.09 40.18 Average: 3 54.67 0.00 2.27 0.20 0.09 42.77