---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10769 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 646 8693 4 6649 15000 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:40:e7:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.174/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84366sec preferred_lft 84366sec inet6 fe80::f816:3eff:fe40:e722/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:75:63:b4:ac:39 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-10769) 02/15/26 _x86_64_ (4 CPU) 09:41:11 LINUX RESTART (4 CPU) 09:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:00:00 29.15 0.02 25.93 3.20 0.31 2419.34 13811.29 10:10:01 21.72 0.02 19.67 2.02 0.48 4077.56 36241.27 Average: 25.43 0.02 22.80 2.61 0.39 3248.79 25030.95 09:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:00:00 8846732 12708024 3248452 19.84 151192 3816648 3265540 18.74 877536 6239912 32760 10:10:01 5374888 10220160 5732120 35.01 162824 4747888 5351180 30.72 1156972 9368584 30216 Average: 7110810 11464092 4490286 27.42 157008 4282268 4308360 24.73 1017254 7804248 31488 09:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:00:00 lo 1670.91 1670.91 1586.38 1586.38 0.00 0.00 0.00 0.00 10:00:00 ens3 39.28 28.37 16.19 10.72 0.00 0.00 0.00 0.00 10:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 880.57 880.57 5299.89 5299.89 0.00 0.00 0.00 0.00 10:10:01 ens3 35.56 25.76 26.90 9.65 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1275.57 1275.57 3443.91 3443.91 0.00 0.00 0.00 0.00 Average: ens3 37.42 27.06 21.54 10.18 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-10769) 02/15/26 _x86_64_ (4 CPU) 09:41:11 LINUX RESTART (4 CPU) 09:50:00 CPU %user %nice %system %iowait %steal %idle 10:00:00 all 65.26 0.00 2.51 0.07 0.09 32.06 10:00:00 0 64.57 0.00 2.59 0.06 0.09 32.70 10:00:00 1 64.02 0.00 2.65 0.11 0.09 33.13 10:00:00 2 64.53 0.00 2.40 0.06 0.10 32.92 10:00:00 3 67.94 0.00 2.41 0.06 0.09 29.50 10:10:01 all 52.23 0.00 1.85 0.10 0.09 45.74 10:10:01 0 51.38 0.00 1.84 0.08 0.09 46.62 10:10:01 1 55.20 0.00 2.05 0.07 0.09 42.59 10:10:01 2 46.84 0.00 1.57 0.16 0.09 51.35 10:10:01 3 55.53 0.00 1.93 0.08 0.09 42.37 Average: all 58.74 0.00 2.18 0.08 0.09 38.91 Average: 0 57.97 0.00 2.21 0.07 0.09 39.67 Average: 1 59.61 0.00 2.35 0.09 0.09 37.87 Average: 2 55.66 0.00 1.98 0.11 0.09 42.15 Average: 3 61.73 0.00 2.17 0.07 0.09 35.94