---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7381 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 680 8624 4 6684 14966 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:23:23:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.9/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84660sec preferred_lft 84660sec inet6 fe80::f816:3eff:fe23:2337/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:d4:6e:3d:88:95 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-7381) 02/03/26 _x86_64_ (4 CPU) 08:53:06 LINUX RESTART (4 CPU) 09:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:01 27.57 0.02 24.41 3.14 0.71 2292.97 29283.74 09:20:01 21.19 0.03 19.18 1.98 0.51 4060.08 41668.25 Average: 24.35 0.03 21.77 2.55 0.61 3186.76 35547.70 09:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:01 9157616 13093404 2861908 17.48 146800 3901612 3052900 17.52 913940 5902364 21424 09:20:01 5341644 10233596 5717736 34.92 159104 4805080 5610492 32.20 1188320 9383028 220 Average: 7249630 11663500 4289822 26.20 152952 4353346 4331696 24.86 1051130 7642696 10822 09:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:01 lo 1476.12 1476.12 1400.52 1400.52 0.00 0.00 0.00 0.00 09:10:01 ens3 22.58 20.80 15.38 7.08 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 900.79 900.79 7433.06 7433.06 0.00 0.00 0.00 0.00 09:20:01 ens3 18.49 15.71 19.60 5.20 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1185.12 1185.12 4451.72 4451.72 0.00 0.00 0.00 0.00 Average: ens3 20.51 18.22 17.51 6.13 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-7381) 02/03/26 _x86_64_ (4 CPU) 08:53:06 LINUX RESTART (4 CPU) 09:00:14 CPU %user %nice %system %iowait %steal %idle 09:10:01 all 64.76 0.00 2.37 0.13 0.10 32.65 09:10:01 0 63.73 0.00 2.50 0.12 0.09 33.56 09:10:01 1 64.76 0.00 2.30 0.24 0.09 32.61 09:10:01 2 66.47 0.00 2.44 0.07 0.09 30.92 09:10:01 3 64.07 0.00 2.23 0.09 0.10 33.51 09:20:01 all 50.25 0.00 1.79 0.19 0.09 47.69 09:20:01 0 43.12 0.00 1.97 0.23 0.09 54.59 09:20:01 1 51.95 0.00 2.06 0.22 0.08 45.69 09:20:01 2 49.46 0.00 1.49 0.11 0.08 48.86 09:20:01 3 56.47 0.00 1.64 0.18 0.09 41.62 Average: all 57.41 0.00 2.08 0.16 0.09 40.27 Average: 0 53.28 0.00 2.23 0.17 0.09 44.22 Average: 1 58.27 0.00 2.18 0.23 0.09 39.23 Average: 2 57.86 0.00 1.96 0.09 0.09 40.01 Average: 3 60.22 0.00 1.93 0.13 0.09 37.62