---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10728 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 678 8857 4 6453 14968 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:5b:c1:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.187/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84593sec preferred_lft 84593sec inet6 fe80::f816:3eff:fe5b:c127/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:bf:da:1e:b2:ad 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-10728) 02/15/26 _x86_64_ (4 CPU) 05:49:20 LINUX RESTART (4 CPU) 05:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:00:10 62.77 4.71 54.43 3.64 266.77 6496.95 13424.63 06:10:10 28.08 0.01 25.19 2.88 0.23 2328.72 21534.23 Average: 45.55 2.38 39.91 3.26 134.41 4427.14 17451.61 05:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:10 10161676 13569764 2388784 14.59 134480 3407016 2855624 16.39 663948 5177180 27144 06:10:10 8524712 12451244 3503592 21.40 154444 3866696 3687464 21.17 783180 6650532 130888 Average: 9343194 13010504 2946188 17.99 144462 3636856 3271544 18.78 723564 5913856 79016 05:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:00:10 lo 1470.36 1470.36 1394.58 1394.58 0.00 0.00 0.00 0.00 06:00:10 ens3 139.48 102.58 1228.09 18.03 0.00 0.00 0.00 0.00 06:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:10 lo 1355.92 1355.92 1290.72 1290.72 0.00 0.00 0.00 0.00 06:10:10 ens3 21.30 19.57 21.45 6.44 0.00 0.00 0.00 0.00 06:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1413.53 1413.53 1343.01 1343.01 0.00 0.00 0.00 0.00 Average: ens3 80.80 61.36 628.91 12.28 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-10728) 02/15/26 _x86_64_ (4 CPU) 05:49:20 LINUX RESTART (4 CPU) 05:50:02 CPU %user %nice %system %iowait %steal %idle 06:00:10 all 62.35 0.00 2.64 0.53 0.10 34.38 06:00:10 0 62.75 0.00 2.71 0.54 0.10 33.89 06:00:10 1 61.59 0.00 2.69 0.75 0.10 34.88 06:00:10 2 63.62 0.00 2.66 0.43 0.10 33.19 06:00:10 3 61.45 0.00 2.49 0.41 0.10 35.55 06:10:10 all 66.76 0.00 2.38 0.17 0.10 30.58 06:10:10 0 63.53 0.00 2.47 0.26 0.11 33.64 06:10:10 1 67.40 0.00 2.38 0.16 0.10 29.96 06:10:10 2 67.93 0.00 2.13 0.20 0.10 29.64 06:10:10 3 68.17 0.00 2.54 0.09 0.10 29.10 Average: all 64.54 0.00 2.51 0.35 0.10 32.49 Average: 0 63.14 0.00 2.59 0.40 0.10 33.77 Average: 1 64.48 0.00 2.53 0.45 0.10 32.43 Average: 2 65.76 0.00 2.40 0.31 0.10 31.42 Average: 3 64.79 0.00 2.51 0.25 0.10 32.35