---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12739 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 671 8746 4 6571 14975 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:24:b2:be brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.247/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84507sec preferred_lft 84507sec inet6 fe80::f816:3eff:fe24:b2be/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:dc:62:32:43:b4 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-12739) 02/17/26 _x86_64_ (4 CPU) 09:04:30 LINUX RESTART (4 CPU) 09:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:12 21.52 0.07 18.93 2.52 6.49 2041.64 20487.11 09:30:01 30.97 0.03 27.90 3.05 0.56 4597.29 28425.26 Average: 26.17 0.05 23.34 2.78 3.57 3298.06 24389.69 09:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:12 9581608 13274412 2682768 16.39 143792 3662540 2773856 15.92 774316 5617172 19792 09:30:01 7761608 12494144 3458424 21.12 160452 4639252 3352084 19.24 1061556 7093172 5424 Average: 8671608 12884278 3070596 18.75 152122 4150896 3062970 17.58 917936 6355172 12608 09:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:12 lo 1390.94 1390.94 1318.68 1318.68 0.00 0.00 0.00 0.00 09:20:12 ens3 25.80 21.58 22.85 7.53 0.00 0.00 0.00 0.00 09:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 1347.86 1347.86 1279.66 1279.66 0.00 0.00 0.00 0.00 09:30:01 ens3 27.16 22.27 24.64 7.11 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1369.76 1369.76 1299.50 1299.50 0.00 0.00 0.00 0.00 Average: ens3 26.47 21.92 23.73 7.32 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-12739) 02/17/26 _x86_64_ (4 CPU) 09:04:30 LINUX RESTART (4 CPU) 09:10:03 CPU %user %nice %system %iowait %steal %idle 09:20:12 all 65.51 0.00 2.36 0.40 0.13 31.60 09:20:12 0 63.91 0.00 2.26 0.29 0.12 33.41 09:20:12 1 65.96 0.00 2.37 0.21 0.14 31.33 09:20:12 2 65.93 0.00 2.65 0.15 0.13 31.14 09:20:12 3 66.26 0.00 2.14 0.97 0.13 30.51 09:30:01 all 60.72 0.00 2.48 0.34 0.13 36.32 09:30:01 0 64.39 0.00 2.66 0.11 0.14 32.70 09:30:01 1 59.53 0.00 2.68 0.18 0.13 37.48 09:30:01 2 57.96 0.00 2.37 0.67 0.13 38.86 09:30:01 3 60.97 0.00 2.21 0.42 0.13 36.26 Average: all 63.16 0.00 2.42 0.37 0.13 33.92 Average: 0 64.15 0.00 2.46 0.20 0.13 33.06 Average: 1 62.80 0.00 2.52 0.19 0.14 34.35 Average: 2 62.01 0.00 2.51 0.40 0.13 34.94 Average: 3 63.66 0.00 2.17 0.70 0.13 33.34