---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-25038 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 645 8692 4 6651 15001 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:38:f6:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.30/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84512sec preferred_lft 84512sec inet6 fe80::f816:3eff:fe38:f690/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:91:2d:4d:73: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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-25038) 01/10/26 _x86_64_ (4 CPU) 10:39:38 LINUX RESTART (4 CPU) 10:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:11 77.42 11.10 50.76 15.56 1929.26 9439.70 262800.03 11:00:01 26.63 0.04 23.53 3.07 0.70 2253.15 18815.59 11:10:04 31.01 0.14 27.79 3.07 6.54 9237.41 14630.11 Average: 45.29 3.82 34.18 7.30 655.68 7020.19 100032.22 10:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:11 10129112 13616264 2344048 14.32 124960 3517152 2504060 14.37 802652 5083800 20796 11:00:01 9086332 13009228 2946852 18.00 146860 3890908 3374544 19.37 945808 5943484 35520 11:10:04 8982940 15432444 513728 3.14 172384 6303548 989560 5.68 1799304 5066372 188 Average: 9399461 14019312 1934876 11.82 148068 4570536 2289388 13.14 1182588 5364552 18835 10:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:11 lo 773.88 773.88 736.04 736.04 0.00 0.00 0.00 0.00 10:50:11 ens3 158.54 118.76 1315.82 23.73 0.00 0.00 0.00 0.00 10:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 1347.93 1347.93 1277.89 1277.89 0.00 0.00 0.00 0.00 11:00:01 ens3 43.32 33.10 19.31 12.22 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 740.65 740.65 694.03 694.03 0.00 0.00 0.00 0.00 11:10:04 ens3 105.84 109.40 170.19 1028.47 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 950.64 950.64 899.33 899.33 0.00 0.00 0.00 0.00 Average: ens3 103.22 87.60 508.73 355.67 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-25038) 01/10/26 _x86_64_ (4 CPU) 10:39:38 LINUX RESTART (4 CPU) 10:40:00 CPU %user %nice %system %iowait %steal %idle 10:50:11 all 32.94 0.00 1.91 0.44 0.06 64.65 10:50:11 0 33.88 0.00 2.05 0.24 0.06 63.77 10:50:11 1 32.69 0.00 2.29 0.78 0.06 64.18 10:50:11 2 31.45 0.00 1.71 0.56 0.06 66.22 10:50:11 3 33.75 0.00 1.59 0.18 0.06 64.42 11:00:01 all 64.22 0.00 2.32 0.05 0.09 33.32 11:00:01 0 64.63 0.00 2.10 0.02 0.08 33.16 11:00:01 1 64.63 0.00 2.59 0.07 0.09 32.62 11:00:01 2 63.86 0.00 2.49 0.08 0.09 33.47 11:00:01 3 63.76 0.00 2.10 0.04 0.09 34.01 11:10:04 all 44.87 0.00 1.88 0.15 0.08 53.02 11:10:04 0 42.91 0.00 1.73 0.06 0.07 55.22 11:10:04 1 47.66 0.00 2.04 0.09 0.07 50.13 11:10:04 2 47.77 0.00 2.07 0.22 0.08 49.86 11:10:04 3 41.14 0.00 1.67 0.22 0.08 56.89 Average: all 47.16 0.00 2.03 0.22 0.07 50.52 Average: 0 46.97 0.00 1.96 0.11 0.07 50.89 Average: 1 48.13 0.00 2.31 0.32 0.07 49.17 Average: 2 47.49 0.00 2.08 0.29 0.08 50.06 Average: 3 46.03 0.00 1.78 0.15 0.07 51.96