---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6204 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 9.6G 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 618 11440 4 3930 15028 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:60:38:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.229/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81125sec preferred_lft 81125sec inet6 fe80::f816:3eff:fe60:3879/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:6b:ee:9d:b9:49 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-6204) 03/20/26 _x86_64_ (4 CPU) 01:37:18 LINUX RESTART (4 CPU) 01:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:06 1.63 0.04 1.58 0.01 1.51 20.01 217.35 02:00:01 1.28 0.01 1.27 0.00 0.04 14.68 0.00 02:10:06 1.24 0.00 1.24 0.00 0.00 14.13 0.00 02:20:06 1.30 0.00 1.29 0.00 0.01 14.51 0.00 02:30:01 1.24 0.00 1.24 0.00 0.00 13.81 0.00 02:40:06 1.36 0.00 1.36 0.00 0.00 15.44 0.00 02:50:06 14.07 0.01 1.33 12.73 0.16 15.03 242909.84 03:00:01 60.56 4.87 53.61 2.08 282.23 4338.14 1493.38 Average: 10.28 0.61 7.82 1.85 35.25 551.92 30606.81 01:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:06 13783048 15520668 498312 3.04 54220 1910340 1127404 6.47 193128 2144608 172 02:00:01 13781788 15519836 499144 3.05 54648 1910356 1135596 6.52 193544 2146296 4 02:10:06 13781032 15519624 499412 3.05 55032 1910484 1135596 6.52 193944 2146464 172 02:20:06 13779312 15518320 500716 3.06 55428 1910496 1135596 6.52 194340 2147212 192 02:30:01 13778304 15517820 501068 3.06 55780 1910636 1135596 6.52 194684 2148256 204 02:40:06 13771260 15511252 507732 3.10 56228 1910644 1135724 6.52 195140 2155876 20 02:50:06 13767480 15513060 505652 3.09 56848 1915596 1135852 6.52 200572 2156244 192 03:00:01 10677252 13824388 2138720 13.06 127064 3182536 2449416 14.06 557880 4800852 215212 Average: 13389934 15305621 706344 4.31 64406 2070136 1298848 7.46 240404 2480726 27021 01:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:06 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 01:50:06 ens3 0.55 0.17 0.17 0.09 0.00 0.00 0.00 0.00 01:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:00:01 ens3 0.85 0.10 6.01 0.04 0.00 0.00 0.00 0.00 02:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:10:06 ens3 0.18 0.07 0.04 0.02 0.00 0.00 0.00 0.00 02:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:20:06 ens3 0.18 0.07 0.04 0.02 0.00 0.00 0.00 0.00 02:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:30:01 ens3 0.17 0.08 0.04 0.02 0.00 0.00 0.00 0.00 02:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:40:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:40:06 ens3 0.55 0.32 0.12 0.56 0.00 0.00 0.00 0.00 02:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:50:06 ens3 0.71 0.22 0.22 0.13 0.00 0.00 0.00 0.00 02:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 318.50 318.50 303.13 303.13 0.00 0.00 0.00 0.00 03:00:01 ens3 113.13 85.40 1032.94 17.63 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 39.62 39.62 37.63 37.63 0.00 0.00 0.00 0.00 Average: ens3 14.44 10.73 129.03 2.30 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-6204) 03/20/26 _x86_64_ (4 CPU) 01:37:18 LINUX RESTART (4 CPU) 01:40:06 CPU %user %nice %system %iowait %steal %idle 01:50:06 all 0.14 0.00 0.02 0.02 0.02 99.80 01:50:06 0 0.01 0.00 0.02 0.02 0.01 99.94 01:50:06 1 0.42 0.00 0.03 0.06 0.03 99.47 01:50:06 2 0.10 0.00 0.03 0.00 0.01 99.86 01:50:06 3 0.03 0.00 0.03 0.00 0.02 99.92 02:00:01 all 0.19 0.00 0.03 0.02 0.02 99.75 02:00:01 0 0.03 0.00 0.02 0.02 0.01 99.92 02:00:01 1 0.53 0.00 0.02 0.07 0.02 99.36 02:00:01 2 0.16 0.00 0.04 0.00 0.02 99.78 02:00:01 3 0.02 0.00 0.03 0.01 0.01 99.93 02:10:06 all 0.21 0.00 0.02 0.02 0.01 99.73 02:10:06 0 0.01 0.00 0.02 0.02 0.01 99.94 02:10:06 1 0.03 0.00 0.03 0.05 0.02 99.88 02:10:06 2 0.77 0.00 0.03 0.01 0.02 99.17 02:10:06 3 0.02 0.00 0.01 0.00 0.00 99.95 02:20:06 all 0.15 0.00 0.02 0.06 0.01 99.75 02:20:06 0 0.00 0.00 0.01 0.07 0.01 99.91 02:20:06 1 0.05 0.00 0.04 0.16 0.03 99.73 02:20:06 2 0.54 0.00 0.02 0.01 0.01 99.42 02:20:06 3 0.02 0.00 0.02 0.00 0.01 99.95 02:30:01 all 0.16 0.00 0.02 0.03 0.01 99.77 02:30:01 0 0.40 0.00 0.02 0.02 0.01 99.55 02:30:01 1 0.13 0.00 0.02 0.08 0.01 99.76 02:30:01 2 0.02 0.00 0.02 0.01 0.01 99.95 02:30:01 3 0.10 0.00 0.04 0.02 0.02 99.83 02:40:06 all 0.13 0.00 0.02 0.03 0.01 99.81 02:40:06 0 0.43 0.00 0.03 0.01 0.02 99.51 02:40:06 1 0.05 0.00 0.02 0.03 0.01 99.88 02:40:06 2 0.02 0.00 0.02 0.05 0.01 99.89 02:40:06 3 0.03 0.00 0.03 0.00 0.01 99.94 02:50:06 all 0.12 0.00 0.04 0.08 0.01 99.75 02:50:06 0 0.43 0.00 0.05 0.05 0.02 99.45 02:50:06 1 0.02 0.00 0.03 0.01 0.02 99.93 02:50:06 2 0.03 0.00 0.03 0.14 0.01 99.80 02:50:06 3 0.03 0.00 0.04 0.12 0.01 99.80 03:00:01 all 24.56 0.00 1.17 1.30 0.06 72.90 03:00:01 0 23.80 0.00 1.04 1.17 0.07 73.93 03:00:01 1 26.49 0.00 1.41 2.26 0.06 69.78 03:00:01 2 24.65 0.00 1.17 0.43 0.05 73.70 03:00:01 3 23.30 0.00 1.06 1.37 0.06 74.22 Average: all 3.18 0.00 0.17 0.19 0.02 96.44 Average: 0 3.11 0.00 0.15 0.17 0.02 96.55 Average: 1 3.43 0.00 0.20 0.34 0.02 96.01 Average: 2 3.26 0.00 0.17 0.08 0.02 96.48 Average: 3 2.92 0.00 0.16 0.19 0.02 96.72