---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10641 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 656 8716 4 6616 14990 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:15:0d:fe brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.147/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84618sec preferred_lft 84618sec inet6 fe80::f816:3eff:fe15:dfe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:f6:73:be:f8:e7 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-10641) 02/15/26 _x86_64_ (4 CPU) 02:22:54 LINUX RESTART (4 CPU) 02:30:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:40:01 27.06 0.01 24.07 2.98 0.22 2205.34 31192.76 02:50:01 20.93 0.02 19.00 1.91 0.47 4073.55 44067.28 Average: 23.97 0.02 21.51 2.44 0.34 3148.24 37690.66 02:30:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:40:01 9382096 13215352 2740916 16.74 147552 3794992 2846296 16.34 866200 5714100 32124 02:50:01 5621704 10430872 5521384 33.72 159712 4717968 5312704 30.49 1144004 9143428 30024 Average: 7501900 11823112 4131150 25.23 153632 4256480 4079500 23.42 1005102 7428764 31074 02:30:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:40:01 lo 1507.40 1507.40 1430.83 1430.83 0.00 0.00 0.00 0.00 02:40:01 ens3 22.75 20.28 11.35 6.56 0.00 0.00 0.00 0.00 02:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:01 lo 891.44 891.44 5314.99 5314.99 0.00 0.00 0.00 0.00 02:50:01 ens3 22.86 18.45 21.98 5.49 0.00 0.00 0.00 0.00 02:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1196.52 1196.52 3391.21 3391.21 0.00 0.00 0.00 0.00 Average: ens3 22.80 19.36 16.72 6.02 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-10641) 02/15/26 _x86_64_ (4 CPU) 02:22:54 LINUX RESTART (4 CPU) 02:30:12 CPU %user %nice %system %iowait %steal %idle 02:40:01 all 65.31 0.00 2.44 0.09 0.10 32.06 02:40:01 0 65.27 0.00 2.23 0.08 0.10 32.32 02:40:01 1 65.57 0.00 2.41 0.08 0.10 31.84 02:40:01 2 67.09 0.00 2.69 0.09 0.10 30.02 02:40:01 3 63.31 0.00 2.43 0.11 0.10 34.04 02:50:01 all 51.98 0.00 1.82 0.09 0.09 46.03 02:50:01 0 54.38 0.00 1.83 0.04 0.09 43.67 02:50:01 1 51.50 0.00 1.61 0.10 0.09 46.70 02:50:01 2 52.45 0.00 2.20 0.16 0.09 45.09 02:50:01 3 49.58 0.00 1.62 0.04 0.09 48.67 Average: all 58.58 0.00 2.13 0.09 0.09 39.11 Average: 0 59.77 0.00 2.03 0.06 0.09 38.05 Average: 1 58.46 0.00 2.01 0.09 0.09 39.35 Average: 2 59.70 0.00 2.45 0.13 0.10 37.63 Average: 3 56.39 0.00 2.02 0.08 0.09 41.42