---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20848 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 680 8776 4 6532 14966 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:07:ae:cf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.37/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84539sec preferred_lft 84539sec inet6 fe80::f816:3eff:fe07:aecf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:ab:c3:20:ab:05 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-20848) 02/26/26 _x86_64_ (4 CPU) 07:39:19 LINUX RESTART (4 CPU) 07:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:01 61.67 4.74 53.55 3.38 268.49 5887.47 7928.88 08:00:08 27.58 0.02 24.81 2.75 0.24 2540.76 13831.17 08:10:08 19.15 0.12 17.05 1.98 11.98 9157.61 4358.47 Average: 36.08 1.62 31.76 2.70 93.10 5847.54 8728.69 07:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:01 10137440 13509484 2450300 14.97 132424 3374340 2848032 16.35 656500 5210628 31856 08:00:08 9272184 13046280 2909764 17.77 152484 3722856 3184600 18.28 769716 5902416 20280 08:10:08 9032284 15363272 584972 3.57 176844 6170984 1097524 6.30 1654512 5189268 12676 Average: 9480636 13973012 1981679 12.10 153917 4422727 2376719 13.64 1026909 5434104 21604 07:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:01 lo 1478.14 1478.14 1401.96 1401.96 0.00 0.00 0.00 0.00 07:50:01 ens3 118.77 89.85 1068.11 16.27 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:08 lo 1233.21 1233.21 1173.50 1173.50 0.00 0.00 0.00 0.00 08:00:08 ens3 27.20 21.47 40.10 6.42 0.00 0.00 0.00 0.00 08:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:08 lo 569.36 569.36 7158.23 7158.23 0.00 0.00 0.00 0.00 08:10:08 ens3 38.54 29.35 106.36 33.54 0.00 0.00 0.00 0.00 08:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1094.03 1094.03 3236.30 3236.30 0.00 0.00 0.00 0.00 Average: ens3 61.33 46.76 403.02 18.69 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-20848) 02/26/26 _x86_64_ (4 CPU) 07:39:19 LINUX RESTART (4 CPU) 07:40:02 CPU %user %nice %system %iowait %steal %idle 07:50:01 all 64.30 0.00 2.59 0.46 0.09 32.55 07:50:01 0 66.25 0.00 2.63 0.23 0.09 30.80 07:50:01 1 65.87 0.00 2.71 0.61 0.10 30.71 07:50:01 2 60.80 0.00 2.30 0.61 0.09 36.20 07:50:01 3 64.29 0.00 2.74 0.38 0.09 32.50 08:00:08 all 63.71 0.00 2.25 3.11 0.10 30.83 08:00:08 0 63.65 0.00 2.14 3.34 0.10 30.76 08:00:08 1 64.42 0.00 2.09 0.21 0.10 33.18 08:00:08 2 63.70 0.00 2.41 4.96 0.10 28.83 08:00:08 3 63.07 0.00 2.35 3.92 0.11 30.56 08:10:08 all 40.11 0.00 1.67 0.47 0.09 57.67 08:10:08 0 38.98 0.00 1.58 0.08 0.09 59.28 08:10:08 1 41.29 0.00 1.90 0.34 0.08 56.39 08:10:08 2 38.16 0.00 1.56 1.03 0.09 59.16 08:10:08 3 42.00 0.00 1.62 0.43 0.09 55.85 Average: all 56.07 0.00 2.17 1.35 0.09 40.32 Average: 0 56.31 0.00 2.11 1.22 0.09 40.25 Average: 1 57.21 0.00 2.23 0.39 0.09 40.07 Average: 2 54.25 0.00 2.10 2.21 0.09 41.35 Average: 3 56.49 0.00 2.24 1.59 0.09 39.59