---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-4546 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 18G 61G 23% / 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 728 11058 4 4202 14918 Swap: 1023 2 1021 ---> 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:d4:23:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.200/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80471sec preferred_lft 80471sec inet6 fe80::f816:3eff:fed4:23e6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:b2:5c:48:33:26 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-4546) 01/26/26 _x86_64_ (4 CPU) 12:05:12 LINUX RESTART (4 CPU) 12:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:05 110.10 3.81 86.39 19.90 729.91 32041.33 255852.19 12:30:42 48.99 20.69 26.85 1.45 247.75 1576.74 1235.42 12:40:42 20.33 0.19 19.25 0.89 9.62 788.36 775.55 12:50:42 9.52 0.08 9.01 0.42 6.64 227.73 185.32 13:00:00 5.35 0.02 5.15 0.18 0.85 126.00 45.26 13:10:07 6.53 0.04 6.24 0.25 2.95 196.74 148.60 13:20:08 4.64 0.01 4.44 0.19 0.31 130.10 434.62 13:30:30 8.37 0.09 8.00 0.28 3.40 419.32 116.06 13:40:00 8.01 0.01 7.68 0.32 0.74 253.37 213.85 Average: 24.89 2.92 19.33 2.65 112.63 3962.97 28615.14 12:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:05 1531316 6304248 9621504 58.76 260784 4388576 12289852 70.54 2186476 11958872 2252 12:30:42 3686856 6951016 8981204 54.85 266456 2995512 9586708 55.03 2134896 9981012 488 12:40:42 10317452 13705012 2232280 13.63 272032 3113272 2936828 16.86 2186796 3336204 40 12:50:42 7849352 11263396 4672552 28.54 273520 3138296 5348924 30.70 2193164 5784640 132 13:00:00 8017500 11444212 4491676 27.43 274040 3150488 5182412 29.75 2194724 5606720 588 13:10:07 9122868 12576936 3359944 20.52 274752 3177124 4921532 28.25 2199608 4511500 368 13:20:08 9132908 12604060 3332784 20.36 275232 3193728 4916428 28.22 2201708 4501212 292 13:30:30 7672644 11238616 4697448 28.69 278696 3284164 5410320 31.06 2210352 5940360 44 13:40:00 6960404 10562536 5373176 32.82 279544 3319452 6017760 34.54 2229880 6616860 220 Average: 7143478 10738892 5195841 31.73 272784 3306735 6290085 36.11 2193067 6470820 492 12:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:05 lo 9.28 9.28 9.66 9.66 0.00 0.00 0.00 0.00 12:20:05 ens3 80.35 59.07 1244.52 6.07 0.00 0.00 0.00 0.00 12:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:42 lo 45.10 45.10 21.59 21.59 0.00 0.00 0.00 0.00 12:30:42 ens3 1.97 1.66 0.44 0.38 0.00 0.00 0.00 0.00 12:30:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:42 lo 23.61 23.61 9.69 9.69 0.00 0.00 0.00 0.00 12:40:42 ens3 1.45 1.10 0.36 0.31 0.00 0.00 0.00 0.00 12:40:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:42 lo 19.00 19.00 10.02 10.02 0.00 0.00 0.00 0.00 12:50:42 ens3 0.99 0.78 0.20 1.08 0.00 0.00 0.00 0.00 12:50:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:00 lo 25.67 25.67 9.46 9.46 0.00 0.00 0.00 0.00 13:00:00 ens3 0.70 0.45 0.16 0.11 0.00 0.00 0.00 0.00 13:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:07 lo 22.68 22.68 10.50 10.50 0.00 0.00 0.00 0.00 13:10:07 ens3 0.79 0.58 0.19 0.14 0.00 0.00 0.00 0.00 13:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:08 lo 17.76 17.76 10.54 10.54 0.00 0.00 0.00 0.00 13:20:08 ens3 0.75 0.53 0.16 0.12 0.00 0.00 0.00 0.00 13:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:30 lo 10.30 10.30 6.24 6.24 0.00 0.00 0.00 0.00 13:30:30 ens3 0.87 0.63 0.28 0.21 0.00 0.00 0.00 0.00 13:30:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:00 lo 21.62 21.62 9.44 9.44 0.00 0.00 0.00 0.00 13:40:00 ens3 1.10 0.73 0.30 0.22 0.00 0.00 0.00 0.00 13:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.77 21.77 10.87 10.87 0.00 0.00 0.00 0.00 Average: ens3 9.84 7.25 137.68 0.96 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-4546) 01/26/26 _x86_64_ (4 CPU) 12:05:12 LINUX RESTART (4 CPU) 12:10:10 CPU %user %nice %system %iowait %steal %idle 12:20:05 all 52.05 0.00 2.75 3.65 0.12 41.44 12:20:05 0 51.57 0.00 2.68 6.13 0.11 39.51 12:20:05 1 52.06 0.00 2.73 2.81 0.12 42.28 12:20:05 2 53.06 0.00 3.03 2.68 0.12 41.11 12:20:05 3 51.50 0.00 2.57 2.96 0.11 42.86 12:30:42 all 48.42 0.00 2.04 0.20 0.13 49.21 12:30:42 0 48.60 0.00 1.90 0.15 0.13 49.22 12:30:42 1 47.31 0.00 2.08 0.12 0.12 50.36 12:30:42 2 48.54 0.00 2.11 0.15 0.13 49.07 12:30:42 3 49.23 0.00 2.06 0.39 0.12 48.20 12:40:42 all 29.27 0.00 1.16 2.24 0.10 67.23 12:40:42 0 29.44 0.00 1.25 3.07 0.10 66.14 12:40:42 1 29.61 0.00 1.11 0.32 0.11 68.86 12:40:42 2 29.33 0.00 1.15 2.54 0.11 66.88 12:40:42 3 28.69 0.00 1.13 3.03 0.10 67.05 12:50:42 all 17.54 0.00 0.72 0.05 0.10 81.59 12:50:42 0 17.13 0.00 0.67 0.02 0.10 82.08 12:50:42 1 17.81 0.00 0.79 0.08 0.10 81.21 12:50:42 2 17.21 0.00 0.76 0.03 0.10 81.90 12:50:42 3 18.01 0.00 0.64 0.06 0.11 81.18 13:00:00 all 8.56 0.00 0.52 0.18 0.09 90.65 13:00:00 0 8.71 0.00 0.59 0.15 0.09 90.47 13:00:00 1 8.72 0.00 0.47 0.28 0.09 90.44 13:00:00 2 8.58 0.00 0.47 0.10 0.09 90.76 13:00:00 3 8.24 0.00 0.55 0.20 0.09 90.92 13:10:07 all 13.00 0.00 0.58 0.08 0.09 86.24 13:10:07 0 12.56 0.00 0.55 0.01 0.09 86.79 13:10:07 1 12.91 0.00 0.57 0.14 0.09 86.29 13:10:07 2 13.45 0.00 0.69 0.16 0.10 85.60 13:10:07 3 13.08 0.00 0.52 0.01 0.09 86.30 13:20:08 all 9.38 0.00 0.56 0.05 0.10 89.91 13:20:08 0 9.51 0.00 0.46 0.03 0.10 89.91 13:20:08 1 9.54 0.00 0.63 0.10 0.10 89.63 13:20:08 2 9.29 0.00 0.66 0.03 0.10 89.92 13:20:08 3 9.18 0.00 0.50 0.06 0.09 90.17 13:30:30 all 8.62 0.00 0.45 0.09 0.10 90.74 13:30:30 0 7.70 0.00 0.42 0.26 0.09 91.53 13:30:30 1 8.85 0.00 0.51 0.05 0.11 90.49 13:30:30 2 9.56 0.00 0.51 0.04 0.10 89.79 13:30:30 3 8.38 0.00 0.37 0.03 0.09 91.13 13:40:00 all 14.78 0.00 0.53 0.11 0.10 84.48 13:40:00 0 15.44 0.00 0.51 0.34 0.10 83.62 13:40:00 1 14.49 0.00 0.61 0.01 0.10 84.78 13:40:00 2 14.01 0.00 0.53 0.03 0.10 85.33 13:40:00 3 15.17 0.00 0.47 0.07 0.09 84.19 Average: all 22.62 0.00 1.04 0.74 0.10 75.49 Average: 0 22.51 0.00 1.01 1.12 0.10 75.25 Average: 1 22.58 0.00 1.07 0.43 0.10 75.82 Average: 2 22.78 0.00 1.11 0.64 0.11 75.36 Average: 3 22.61 0.00 0.99 0.76 0.10 75.54