---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10662 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 665 8705 4 6618 14981 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:3d:7b:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.175/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84565sec preferred_lft 84565sec inet6 fe80::f816:3eff:fe3d:7b03/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:f8:a5:49:47:9e 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-10662) 02/15/26 _x86_64_ (4 CPU) 02:26:15 LINUX RESTART (4 CPU) 02:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:40:00 41.51 0.48 24.60 16.44 410.10 2953.26 261549.56 02:50:00 32.60 0.01 29.41 3.17 0.16 4663.98 35315.11 Average: 37.06 0.25 27.00 9.81 205.12 3808.66 148427.62 02:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:40:00 9276676 12985660 2972188 18.15 139984 3687600 3092732 17.75 833540 5867192 16384 02:50:00 7871476 12642760 3310144 20.22 159912 4681700 3351296 19.24 1129176 6924464 1836 Average: 8574076 12814210 3141166 19.18 149948 4184650 3222014 18.49 981358 6395828 9110 02:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:40:00 lo 1423.10 1423.10 1348.91 1348.91 0.00 0.00 0.00 0.00 02:40:00 ens3 41.54 31.90 180.13 9.28 0.00 0.00 0.00 0.00 02:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:00 lo 1357.91 1357.91 1292.18 1292.18 0.00 0.00 0.00 0.00 02:50:00 ens3 25.46 21.95 24.44 7.21 0.00 0.00 0.00 0.00 02:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1390.50 1390.50 1320.54 1320.54 0.00 0.00 0.00 0.00 Average: ens3 33.50 26.92 102.28 8.24 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-10662) 02/15/26 _x86_64_ (4 CPU) 02:26:15 LINUX RESTART (4 CPU) 02:30:00 CPU %user %nice %system %iowait %steal %idle 02:40:00 all 68.03 0.00 2.49 0.27 0.12 29.09 02:40:00 0 67.41 0.00 2.19 0.17 0.12 30.11 02:40:00 1 70.86 0.00 2.79 0.30 0.12 25.93 02:40:00 2 67.94 0.00 2.53 0.21 0.12 29.20 02:40:00 3 65.91 0.00 2.45 0.39 0.12 31.13 02:50:00 all 61.89 0.00 2.53 0.27 0.12 35.19 02:50:00 0 60.01 0.00 2.52 0.17 0.12 37.18 02:50:00 1 62.74 0.00 2.50 0.21 0.12 34.44 02:50:00 2 62.87 0.00 2.37 0.14 0.12 34.51 02:50:00 3 61.95 0.00 2.73 0.57 0.12 34.63 Average: all 64.96 0.00 2.51 0.27 0.12 32.14 Average: 0 63.71 0.00 2.36 0.17 0.12 33.64 Average: 1 66.80 0.00 2.65 0.26 0.12 30.18 Average: 2 65.41 0.00 2.45 0.17 0.12 31.85 Average: 3 63.93 0.00 2.59 0.48 0.12 32.88