---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6377 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 10G 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 674 10843 4 4471 14972 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:dd:a8:b3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.253/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84585sec preferred_lft 84585sec inet6 fe80::f816:3eff:fedd:a8b3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:aa:a4:f5:92:5a 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-6377) 03/20/26 _x86_64_ (4 CPU) 09:38:17 LINUX RESTART (4 CPU) 09:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:07 21.09 2.95 16.30 1.85 542.41 3434.33 1837.46 10:00:08 61.77 0.02 39.40 22.35 0.81 3328.66 241886.64 Average: 41.43 1.48 27.85 12.10 271.61 3381.50 121861.05 09:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:07 11027740 14175796 1786568 10.91 126536 3182076 2177348 12.50 611160 4394380 23992 10:00:08 10108424 13892788 2063112 12.60 186092 3683432 2255576 12.95 794900 5047748 31040 Average: 10568082 14034292 1924840 11.76 156314 3432754 2216462 12.72 703030 4721064 27516 09:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:07 lo 1026.64 1026.64 979.20 979.20 0.00 0.00 0.00 0.00 09:50:07 ens3 95.61 74.08 919.69 12.07 0.00 0.00 0.00 0.00 09:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:08 lo 4595.75 4595.75 4382.09 4382.09 0.00 0.00 0.00 0.00 10:00:08 ens3 78.63 60.28 21.45 20.00 0.00 0.00 0.00 0.00 10:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2811.18 2811.18 2680.63 2680.63 0.00 0.00 0.00 0.00 Average: ens3 87.12 67.18 470.57 16.03 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-6377) 03/20/26 _x86_64_ (4 CPU) 09:38:17 LINUX RESTART (4 CPU) 09:40:07 CPU %user %nice %system %iowait %steal %idle 09:50:07 all 22.08 0.00 1.33 0.39 0.06 76.14 09:50:07 0 21.66 0.00 1.40 0.72 0.07 76.15 09:50:07 1 21.97 0.00 1.32 0.31 0.06 76.34 09:50:07 2 22.46 0.00 1.05 0.25 0.06 76.18 09:50:07 3 22.24 0.00 1.57 0.26 0.06 75.88 10:00:08 all 65.77 0.00 4.08 0.25 0.16 29.74 10:00:08 0 65.34 0.00 3.72 0.52 0.15 30.26 10:00:08 1 65.05 0.00 4.26 0.20 0.14 30.35 10:00:08 2 66.40 0.00 4.09 0.15 0.14 29.21 10:00:08 3 66.29 0.00 4.25 0.11 0.19 29.15 Average: all 43.89 0.00 2.70 0.32 0.11 52.98 Average: 0 43.47 0.00 2.56 0.62 0.11 53.24 Average: 1 43.46 0.00 2.79 0.26 0.10 53.39 Average: 2 44.37 0.00 2.56 0.20 0.10 52.77 Average: 3 44.25 0.00 2.91 0.18 0.13 52.54