---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9700 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 639 8884 4 6465 15007 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:3d:98:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.108/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84600sec preferred_lft 84600sec inet6 fe80::f816:3eff:fe3d:988e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:54:0a:cc:e8:cb 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-9700) 02/12/26 _x86_64_ (4 CPU) 09:11:29 LINUX RESTART (4 CPU) 09:20:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:06 23.64 0.01 21.04 2.59 0.21 2172.96 23147.43 09:40:01 34.76 0.03 18.94 15.79 0.61 4013.41 291747.03 Average: 29.18 0.02 20.00 9.16 0.41 3088.83 156811.91 09:20:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:06 9346020 13088928 2867944 17.52 144652 3708880 2946860 16.91 800704 5820020 23848 09:40:01 7140668 12979272 2970140 18.14 160852 5714708 3004252 17.24 1507268 7221960 1159308 Average: 8243344 13034100 2919042 17.83 152752 4711794 2975556 17.08 1153986 6520990 591578 09:20:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:06 lo 1210.10 1210.10 1152.15 1152.15 0.00 0.00 0.00 0.00 09:30:06 ens3 25.14 22.89 18.95 7.29 0.00 0.00 0.00 0.00 09:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 980.55 980.55 7613.03 7613.03 0.00 0.00 0.00 0.00 09:40:01 ens3 21.95 18.50 103.96 5.25 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1095.87 1095.87 4367.31 4367.31 0.00 0.00 0.00 0.00 Average: ens3 23.56 20.70 61.25 6.27 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-9700) 02/12/26 _x86_64_ (4 CPU) 09:11:29 LINUX RESTART (4 CPU) 09:20:06 CPU %user %nice %system %iowait %steal %idle 09:30:06 all 66.23 0.00 2.37 0.10 0.11 31.19 09:30:06 0 64.57 0.00 2.32 0.06 0.11 32.95 09:30:06 1 65.62 0.00 2.21 0.08 0.11 31.98 09:30:06 2 68.27 0.00 2.70 0.06 0.11 28.86 09:30:06 3 66.46 0.00 2.24 0.20 0.11 30.98 09:40:01 all 47.92 0.00 1.78 0.31 0.10 49.89 09:40:01 0 46.53 0.00 1.64 0.11 0.09 51.63 09:40:01 1 38.17 0.00 1.99 0.24 0.10 59.50 09:40:01 2 55.07 0.00 1.85 0.72 0.10 42.26 09:40:01 3 51.94 0.00 1.64 0.17 0.09 46.15 Average: all 57.11 0.00 2.08 0.20 0.11 40.50 Average: 0 55.60 0.00 1.98 0.08 0.10 42.24 Average: 1 51.94 0.00 2.10 0.16 0.11 45.69 Average: 2 61.70 0.00 2.28 0.39 0.11 35.53 Average: 3 59.23 0.00 1.94 0.19 0.10 38.53