---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-24146 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 9.8G 68G 13% / 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 633 11288 4 4067 15013 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:18:c5:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.71/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84872sec preferred_lft 84872sec inet6 fe80::f816:3eff:fe18:c5d9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:06:be:11:2a:e0 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-24146) 02/28/26 _x86_64_ (4 CPU) 10:47:59 LINUX RESTART (4 CPU) 10:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:08 21.98 1.63 6.93 13.42 116.57 2257.44 240505.44 11:10:08 10.97 0.53 9.73 0.71 19.39 1677.44 2824.37 Average: 16.47 1.08 8.33 7.07 67.95 1967.26 121589.64 10:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:08 8856444 11728800 4235436 25.87 107576 2938700 4505796 25.86 481740 6704824 844 11:10:08 9512956 12792176 3168612 19.35 126208 3299412 3475800 19.95 633772 5864812 14204 Average: 9184700 12260488 3702024 22.61 116892 3119056 3990798 22.91 557756 6284818 7524 10:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:08 lo 0.66 0.66 0.38 0.38 0.00 0.00 0.00 0.00 11:00:08 ens3 24.40 20.53 196.41 4.63 0.00 0.00 0.00 0.00 11:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:08 lo 192.46 192.46 183.05 183.05 0.00 0.00 0.00 0.00 11:10:08 ens3 34.88 25.22 410.06 4.62 0.00 0.00 0.00 0.00 11:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 96.62 96.62 91.77 91.77 0.00 0.00 0.00 0.00 Average: ens3 29.64 22.88 303.30 4.62 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-24146) 02/28/26 _x86_64_ (4 CPU) 10:47:59 LINUX RESTART (4 CPU) 10:50:08 CPU %user %nice %system %iowait %steal %idle 11:00:08 all 48.87 0.00 0.85 0.08 0.09 50.12 11:00:08 0 49.71 0.00 0.89 0.03 0.08 49.29 11:00:08 1 58.99 0.00 1.00 0.06 0.08 39.87 11:00:08 2 44.31 0.00 0.73 0.07 0.09 54.80 11:00:08 3 42.50 0.00 0.78 0.15 0.09 56.49 11:10:08 all 47.76 0.00 0.96 0.07 0.08 51.13 11:10:08 0 52.26 0.00 1.04 0.12 0.09 46.50 11:10:08 1 39.51 0.00 0.92 0.03 0.08 59.47 11:10:08 2 65.11 0.00 0.99 0.10 0.09 33.71 11:10:08 3 34.21 0.00 0.88 0.06 0.08 64.78 Average: all 48.32 0.00 0.90 0.08 0.08 50.62 Average: 0 50.99 0.00 0.96 0.07 0.08 47.90 Average: 1 49.23 0.00 0.96 0.05 0.08 49.69 Average: 2 54.71 0.00 0.86 0.08 0.09 44.25 Average: 3 38.35 0.00 0.83 0.10 0.08 60.63