---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20386 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 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 676 10161 4 5151 14970 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:54:11:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.59/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84394sec preferred_lft 84394sec inet6 fe80::f816:3eff:fe54:1134/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:22:14:a0:4c:a9 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-20386) 02/24/26 _x86_64_ (4 CPU) 07:48:53 LINUX RESTART (4 CPU) 07:50:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:03 18.74 3.34 14.39 1.01 784.82 3518.49 12297.63 08:10:01 10.89 0.49 9.32 1.08 16.25 2333.18 2692.06 08:20:03 28.69 0.61 23.94 4.13 22.27 4185.40 6639.18 Average: 19.47 1.46 15.92 2.08 269.74 3346.38 7167.48 07:50:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:03 11052496 14200188 1762564 10.77 117080 3199124 2261092 12.98 652384 4338136 31624 08:10:01 9656584 13558672 2396512 14.64 151336 3843804 2660500 15.27 838496 5467676 96316 08:20:03 10452856 15366300 582372 3.56 177292 4763284 1111336 6.38 1107004 4298320 192 Average: 10387312 14375053 1580483 9.65 148569 3935404 2010976 11.54 865961 4701377 42711 07:50:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:03 lo 0.43 0.43 0.06 0.06 0.00 0.00 0.00 0.00 08:00:03 ens3 70.68 53.75 917.99 9.20 0.00 0.00 0.00 0.00 08:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 1.39 1.39 0.14 0.14 0.00 0.00 0.00 0.00 08:10:01 ens3 67.21 51.30 134.24 17.56 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:03 lo 1472.54 1472.54 1395.24 1395.24 0.00 0.00 0.00 0.00 08:20:03 ens3 101.93 84.36 406.07 114.72 0.00 0.00 0.00 0.00 08:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 497.81 497.81 471.16 471.16 0.00 0.00 0.00 0.00 Average: ens3 80.07 63.26 482.44 47.63 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-20386) 02/24/26 _x86_64_ (4 CPU) 07:48:53 LINUX RESTART (4 CPU) 07:50:19 CPU %user %nice %system %iowait %steal %idle 08:00:03 all 11.99 0.00 0.65 1.35 0.04 85.97 08:00:03 0 13.40 0.00 0.66 1.13 0.04 84.77 08:00:03 1 11.63 0.00 0.55 1.05 0.04 86.72 08:00:03 2 11.72 0.00 0.69 1.50 0.04 86.05 08:00:03 3 11.18 0.00 0.70 1.73 0.03 86.35 08:10:01 all 72.71 0.00 2.27 0.15 0.14 24.73 08:10:01 0 70.14 0.00 2.20 0.05 0.15 27.46 08:10:01 1 73.95 0.00 2.26 0.11 0.14 23.53 08:10:01 2 72.51 0.00 2.12 0.05 0.14 25.18 08:10:01 3 74.24 0.00 2.50 0.40 0.14 22.72 08:20:03 all 54.08 0.00 2.45 0.24 0.15 43.08 08:20:03 0 50.71 0.00 2.41 0.07 0.22 46.59 08:20:03 1 57.33 0.00 2.45 0.66 0.12 39.44 08:20:03 2 55.74 0.00 2.52 0.11 0.12 41.51 08:20:03 3 52.57 0.00 2.43 0.12 0.12 44.76 Average: all 46.54 0.00 1.80 0.58 0.11 50.98 Average: 0 45.00 0.00 1.77 0.41 0.14 52.69 Average: 1 47.96 0.00 1.77 0.60 0.10 49.57 Average: 2 46.94 0.00 1.79 0.55 0.10 50.63 Average: 3 46.26 0.00 1.89 0.74 0.10 51.01