---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9476 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 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 648 8944 4 6396 14998 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:9f:b9:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.51/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84598sec preferred_lft 84598sec inet6 fe80::f816:3eff:fe9f:b98c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:bd:c2:d9:e4:1b 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-9476) 02/11/26 _x86_64_ (4 CPU) 10:39:16 LINUX RESTART (4 CPU) 10:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:01 36.29 5.09 28.51 2.69 679.82 5040.06 7998.83 11:00:06 29.06 0.02 25.70 3.34 0.32 2405.94 21135.72 Average: 32.64 2.53 27.09 3.02 336.84 3710.50 14629.62 10:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:01 9730412 13161692 2799012 17.10 127164 3448400 2984608 17.13 750672 5534132 142820 11:00:06 9233256 12965620 2991324 18.27 149040 3696204 3029844 17.39 865876 5854216 20992 Average: 9481834 13063656 2895168 17.68 138102 3572302 3007226 17.26 808274 5694174 81906 10:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:01 lo 922.14 922.14 876.10 876.10 0.00 0.00 0.00 0.00 10:50:01 ens3 113.49 86.45 1064.21 16.81 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:06 lo 1353.57 1353.57 1284.04 1284.04 0.00 0.00 0.00 0.00 11:00:06 ens3 42.00 33.43 23.44 12.50 0.00 0.00 0.00 0.00 11:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1139.90 1139.90 1082.00 1082.00 0.00 0.00 0.00 0.00 Average: ens3 77.41 59.69 538.89 14.63 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-9476) 02/11/26 _x86_64_ (4 CPU) 10:39:16 LINUX RESTART (4 CPU) 10:40:06 CPU %user %nice %system %iowait %steal %idle 10:50:01 all 42.53 0.00 2.06 0.35 0.07 54.99 10:50:01 0 41.59 0.00 1.95 0.28 0.07 56.11 10:50:01 1 44.80 0.00 2.20 0.85 0.08 52.07 10:50:01 2 41.77 0.00 1.86 0.12 0.08 56.18 10:50:01 3 41.95 0.00 2.21 0.15 0.07 55.61 11:00:06 all 65.00 0.00 2.40 0.08 0.09 32.43 11:00:06 0 64.84 0.00 2.49 0.05 0.10 32.52 11:00:06 1 66.54 0.00 2.46 0.07 0.09 30.84 11:00:06 2 64.07 0.00 2.26 0.10 0.10 33.47 11:00:06 3 64.55 0.00 2.36 0.08 0.09 32.91 Average: all 53.86 0.00 2.23 0.21 0.08 43.61 Average: 0 53.31 0.00 2.22 0.16 0.08 44.22 Average: 1 55.76 0.00 2.33 0.46 0.08 41.36 Average: 2 53.02 0.00 2.06 0.11 0.09 44.72 Average: 3 53.36 0.00 2.29 0.11 0.08 44.16