---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10727 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 662 8717 4 6609 14984 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:22:bf:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.29/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84611sec preferred_lft 84611sec inet6 fe80::f816:3eff:fe22:bf93/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:cc:88:e8:02:24 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-10727) 02/15/26 _x86_64_ (4 CPU) 05:49:21 LINUX RESTART (4 CPU) 05:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:00:01 62.89 5.11 54.17 3.61 672.60 6536.40 8582.65 06:10:10 27.99 0.01 25.13 2.84 0.21 2341.63 14692.17 Average: 45.31 2.54 39.54 3.22 333.89 4423.30 11660.30 05:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:01 9849804 13409828 2548884 15.57 135472 3557060 2580864 14.81 792572 5353216 23380 06:10:10 9099624 13076836 2878484 17.58 155436 3919356 2883236 16.55 904016 5942848 23444 Average: 9474714 13243332 2713684 16.57 145454 3738208 2732050 15.68 848294 5648032 23412 05:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:00:01 lo 1508.35 1508.35 1431.07 1431.07 0.00 0.00 0.00 0.00 06:00:01 ens3 141.53 106.02 1285.14 18.06 0.00 0.00 0.00 0.00 06:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:10 lo 1279.97 1279.97 1218.70 1218.70 0.00 0.00 0.00 0.00 06:10:10 ens3 22.90 20.87 21.75 6.47 0.00 0.00 0.00 0.00 06:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1393.30 1393.30 1324.09 1324.09 0.00 0.00 0.00 0.00 Average: ens3 81.77 63.13 648.71 12.22 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-10727) 02/15/26 _x86_64_ (4 CPU) 05:49:21 LINUX RESTART (4 CPU) 05:50:01 CPU %user %nice %system %iowait %steal %idle 06:00:01 all 61.75 0.00 2.67 0.53 0.10 34.95 06:00:01 0 59.69 0.00 2.78 0.25 0.10 37.18 06:00:01 1 62.18 0.00 2.36 0.68 0.10 34.68 06:00:01 2 62.78 0.00 2.65 0.89 0.10 33.57 06:00:01 3 62.33 0.00 2.91 0.31 0.10 34.35 06:10:10 all 65.74 0.00 2.40 0.12 0.10 31.64 06:10:10 0 65.61 0.00 2.21 0.05 0.10 32.02 06:10:10 1 66.77 0.00 2.85 0.13 0.11 30.14 06:10:10 2 66.17 0.00 2.44 0.10 0.11 31.19 06:10:10 3 64.40 0.00 2.10 0.20 0.10 33.20 Average: all 63.76 0.00 2.54 0.33 0.10 33.28 Average: 0 62.68 0.00 2.49 0.15 0.10 34.58 Average: 1 64.49 0.00 2.61 0.40 0.10 32.39 Average: 2 64.49 0.00 2.54 0.49 0.10 32.37 Average: 3 63.37 0.00 2.50 0.26 0.10 33.77