---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12871 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 640 8738 4 6610 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:86:ba:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.12/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84477sec preferred_lft 84477sec inet6 fe80::f816:3eff:fe86:ba57/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:db:be:49:2c:e8 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-12871) 02/17/26 _x86_64_ (4 CPU) 12:35:12 LINUX RESTART (4 CPU) 12:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:10 23.16 0.47 19.88 2.81 407.72 2464.77 16921.35 13:00:13 31.28 0.01 28.16 3.10 0.13 3086.10 21924.25 Average: 27.21 0.24 24.01 2.95 204.50 2774.56 19415.79 12:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:10 9525008 13225596 2732204 16.69 139896 3679120 3009152 17.27 828408 5634708 17488 13:00:13 8140500 12901640 3051472 18.64 159292 4672260 3198360 18.36 1123420 6667908 489228 Average: 8832754 13063618 2891838 17.66 149594 4175690 3103756 17.82 975914 6151308 253358 12:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:10 lo 1456.94 1456.94 1382.18 1382.18 0.00 0.00 0.00 0.00 12:50:10 ens3 36.92 29.76 150.97 8.01 0.00 0.00 0.00 0.00 12:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:13 lo 1422.33 1422.33 1354.51 1354.51 0.00 0.00 0.00 0.00 13:00:13 ens3 26.81 23.42 24.69 7.61 0.00 0.00 0.00 0.00 13:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1439.68 1439.68 1368.38 1368.38 0.00 0.00 0.00 0.00 Average: ens3 31.88 26.60 88.00 7.81 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-12871) 02/17/26 _x86_64_ (4 CPU) 12:35:12 LINUX RESTART (4 CPU) 12:40:04 CPU %user %nice %system %iowait %steal %idle 12:50:10 all 69.04 0.00 2.43 1.63 0.15 26.76 12:50:10 0 68.50 0.00 2.44 2.67 0.15 26.24 12:50:10 1 69.00 0.00 2.55 1.34 0.15 26.96 12:50:10 2 69.20 0.00 2.31 1.54 0.14 26.81 12:50:10 3 69.46 0.00 2.42 0.95 0.15 27.02 13:00:13 all 63.77 0.00 2.57 0.37 0.18 33.10 13:00:13 0 64.09 0.00 2.55 0.40 0.12 32.84 13:00:13 1 64.78 0.00 2.42 0.38 0.13 32.29 13:00:13 2 65.08 0.00 2.70 0.33 0.37 31.53 13:00:13 3 61.15 0.00 2.62 0.39 0.12 35.73 Average: all 66.41 0.00 2.50 1.00 0.17 29.93 Average: 0 66.30 0.00 2.49 1.54 0.14 29.53 Average: 1 66.89 0.00 2.48 0.86 0.14 29.63 Average: 2 67.14 0.00 2.51 0.93 0.25 29.17 Average: 3 65.30 0.00 2.52 0.67 0.13 31.38