---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-25262 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 13G 65G 17% / 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 679 7637 4 7672 14967 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:2b:12:36 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84547sec preferred_lft 84547sec inet6 fe80::f816:3eff:fe2b:1236/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:1d:49:44:03:d9 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 inet6 fe80::601d:49ff:fe44:3d9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-25262) 03/02/26 _x86_64_ (4 CPU) 09:36:47 LINUX RESTART (4 CPU) 09:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:12 31.96 0.79 27.69 3.47 417.90 4060.34 27823.57 10:00:12 35.87 0.08 32.32 3.47 4.09 9688.29 40798.24 Average: 33.90 0.44 29.99 3.47 212.26 6857.21 34271.47 09:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:12 9337256 13161248 2795604 17.07 142036 3799388 3069336 17.62 824712 5818376 106168 10:00:12 8903352 15319300 628332 3.84 173384 6264336 1567576 9.00 1716056 5232732 43856 Average: 9120304 14240274 1711968 10.46 157710 5031862 2318456 13.31 1270384 5525554 75012 09:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:12 lo 1485.37 1485.37 1407.71 1407.71 0.00 0.00 0.00 0.00 09:50:12 ens3 48.76 38.44 268.91 9.83 0.00 0.00 0.00 0.00 09:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:12 lo 1261.76 1261.76 1200.00 1200.00 0.00 0.00 0.00 0.00 10:00:12 ens3 41.84 36.51 167.49 10.14 0.00 0.00 0.00 0.00 10:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1374.24 1374.24 1304.49 1304.49 0.00 0.00 0.00 0.00 Average: ens3 45.32 37.48 218.51 9.98 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-25262) 03/02/26 _x86_64_ (4 CPU) 09:36:47 LINUX RESTART (4 CPU) 09:40:04 CPU %user %nice %system %iowait %steal %idle 09:50:12 all 64.42 0.00 2.49 0.10 0.10 32.89 09:50:12 0 64.66 0.00 2.65 0.15 0.10 32.45 09:50:12 1 66.03 0.00 2.41 0.13 0.10 31.33 09:50:12 2 63.65 0.00 2.51 0.05 0.09 33.69 09:50:12 3 63.35 0.00 2.41 0.05 0.09 34.10 10:00:12 all 59.02 0.00 2.50 0.17 0.09 38.22 10:00:12 0 54.13 0.00 2.54 0.13 0.10 43.10 10:00:12 1 55.88 0.00 2.10 0.38 0.09 41.55 10:00:12 2 62.64 0.00 2.67 0.11 0.09 34.49 10:00:12 3 63.42 0.00 2.70 0.07 0.09 33.72 Average: all 61.73 0.00 2.50 0.13 0.09 35.54 Average: 0 59.42 0.00 2.60 0.14 0.10 37.75 Average: 1 60.99 0.00 2.25 0.26 0.09 36.41 Average: 2 63.15 0.00 2.59 0.08 0.09 34.09 Average: 3 63.38 0.00 2.55 0.06 0.09 33.91