---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7935 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 11G 67G 14% / 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 640 10241 4 5107 15006 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:50:7a:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.87/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84747sec preferred_lft 84747sec inet6 fe80::f816:3eff:fe50:7ad3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:d7:27:11:00:f5 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-7935) 02/05/26 _x86_64_ (4 CPU) 14:37:43 LINUX RESTART (4 CPU) 14:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:08 25.37 13.64 10.98 0.75 804.00 2914.69 39113.51 15:00:01 4.60 0.38 4.00 0.23 11.87 635.45 40.57 Average: 15.10 7.08 7.53 0.49 412.03 1786.84 19778.83 14:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:08 8563816 11877080 4083556 24.94 116320 3349184 4279368 24.56 708240 6738644 1912 15:00:01 9471516 13298568 2659144 16.24 130320 3817976 2818360 16.18 771652 5731184 331376 Average: 9017666 12587824 3371350 20.59 123320 3583580 3548864 20.37 739946 6234914 166644 14:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:08 lo 0.72 0.72 0.39 0.39 0.00 0.00 0.00 0.00 14:50:08 ens3 39.51 29.93 433.22 4.17 0.00 0.00 0.00 0.00 14:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 125.14 125.14 118.95 118.95 0.00 0.00 0.00 0.00 15:00:01 ens3 35.26 28.05 416.33 3.39 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 62.29 62.29 59.06 59.06 0.00 0.00 0.00 0.00 Average: ens3 37.41 29.00 424.86 3.78 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-7935) 02/05/26 _x86_64_ (4 CPU) 14:37:43 LINUX RESTART (4 CPU) 14:40:03 CPU %user %nice %system %iowait %steal %idle 14:50:08 all 52.28 0.08 0.99 0.38 0.09 46.20 14:50:08 0 53.25 0.04 1.17 0.79 0.09 44.66 14:50:08 1 54.86 0.10 1.05 0.23 0.09 43.66 14:50:08 2 52.09 0.13 0.75 0.19 0.08 46.76 14:50:08 3 48.88 0.04 0.97 0.31 0.09 49.71 15:00:01 all 49.41 0.00 0.73 0.47 0.08 49.31 15:00:01 0 36.50 0.00 0.63 0.70 0.07 62.10 15:00:01 1 35.97 0.00 0.75 0.43 0.06 62.79 15:00:01 2 91.84 0.00 0.92 0.40 0.10 6.73 15:00:01 3 33.40 0.00 0.62 0.34 0.08 65.56 Average: all 50.86 0.04 0.86 0.42 0.08 47.74 Average: 0 44.96 0.02 0.90 0.75 0.08 53.29 Average: 1 45.51 0.05 0.90 0.33 0.08 53.14 Average: 2 71.76 0.07 0.83 0.30 0.09 26.95 Average: 3 41.20 0.02 0.80 0.32 0.08 57.57