---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7426 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 677 8863 4 6448 14969 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:9d:8d:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84577sec preferred_lft 84577sec inet6 fe80::f816:3eff:fe9d:8d55/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:3f:37:33:35:80 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-7426) 02/03/26 _x86_64_ (4 CPU) 14:06:29 LINUX RESTART (4 CPU) 14:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:01 34.04 3.36 27.34 3.34 565.20 4752.91 15620.18 14:30:21 34.91 0.01 31.14 3.76 0.25 2704.79 48556.25 Average: 34.48 1.66 29.27 3.55 278.43 3713.28 32338.66 14:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:01 9684928 13162912 2795928 17.08 135020 3480720 2941712 16.89 780864 5538984 5212 14:30:21 8860480 12823044 3131888 19.13 158296 3906920 3135252 18.00 914560 6171856 17988 Average: 9272704 12992978 2963908 18.10 146658 3693820 3038482 17.44 847712 5855420 11600 14:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:01 lo 1394.41 1394.41 1321.10 1321.10 0.00 0.00 0.00 0.00 14:20:01 ens3 106.83 81.67 964.46 18.09 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:21 lo 1578.37 1578.37 1503.19 1503.19 0.00 0.00 0.00 0.00 14:30:21 ens3 44.70 36.60 55.60 12.97 0.00 0.00 0.00 0.00 14:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1487.79 1487.79 1413.53 1413.53 0.00 0.00 0.00 0.00 Average: ens3 75.29 58.79 503.12 15.49 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-7426) 02/03/26 _x86_64_ (4 CPU) 14:06:29 LINUX RESTART (4 CPU) 14:10:00 CPU %user %nice %system %iowait %steal %idle 14:20:01 all 58.20 0.00 2.41 1.87 0.10 37.41 14:20:01 0 56.52 0.00 2.52 1.53 0.11 39.32 14:20:01 1 59.20 0.00 2.28 0.58 0.10 37.84 14:20:01 2 57.84 0.00 2.32 1.03 0.10 38.71 14:20:01 3 59.23 0.00 2.53 4.36 0.10 33.78 14:30:21 all 63.80 0.00 2.62 0.30 0.12 33.17 14:30:21 0 62.95 0.00 2.19 0.15 0.11 34.60 14:30:21 1 63.63 0.00 2.79 0.35 0.12 33.12 14:30:21 2 63.26 0.00 2.83 0.27 0.12 33.53 14:30:21 3 65.35 0.00 2.69 0.41 0.12 31.44 Average: all 61.04 0.00 2.52 1.07 0.11 35.26 Average: 0 59.79 0.00 2.35 0.83 0.11 36.92 Average: 1 61.45 0.00 2.54 0.46 0.11 35.44 Average: 2 60.59 0.00 2.58 0.65 0.11 36.08 Average: 3 62.34 0.00 2.61 2.35 0.11 32.59