---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-5101 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 707 10871 3 4409 14939 Swap: 1023 1 1022 ---> 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:f0:66:4c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.145/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79881sec preferred_lft 79881sec inet6 fe80::f816:3eff:fef0:664c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:75:24:3c:7c:63 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-5101) 01/27/26 _x86_64_ (4 CPU) 21:37:34 LINUX RESTART (4 CPU) 21:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:02 122.79 16.31 85.52 20.95 910.81 37536.06 254964.29 22:00:01 55.41 24.35 29.16 1.90 370.83 2853.23 1578.30 22:10:21 22.38 0.21 21.12 1.06 7.67 768.17 1550.62 22:20:21 10.97 0.02 10.52 0.43 0.61 283.55 416.67 22:30:01 4.57 0.04 4.42 0.11 2.03 102.84 53.62 22:40:00 4.83 0.01 4.71 0.12 0.59 115.94 53.37 22:50:21 7.60 0.03 7.28 0.30 2.20 205.66 134.59 23:00:01 5.64 0.01 5.46 0.17 0.77 146.25 403.41 23:10:21 6.92 0.07 6.62 0.23 1.98 399.36 59.45 23:20:21 3.99 0.00 3.90 0.09 0.33 120.85 48.27 Average: 24.46 4.08 17.85 2.52 128.90 4222.98 25709.41 21:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:02 551484 12130208 3787892 23.13 259636 11047464 4657456 26.73 2262176 12708300 318292 22:00:01 3132496 6656200 9274756 56.65 259888 3221620 11226064 64.44 2124416 10505404 472 22:10:21 6051472 9693436 6237968 38.10 266584 3329396 6924696 39.75 2205424 7501960 124 22:20:21 7775136 11448576 4485284 27.39 268272 3359196 5216288 29.94 2209848 5788084 360 22:30:01 7646428 11329336 4604400 28.12 268960 3367980 5296972 30.40 2211368 5914988 248 22:40:00 11606052 15311148 624336 3.81 269376 3389756 1329476 7.63 2213400 1953320 10620 22:50:21 6272932 9993412 5939916 36.28 270452 3404056 6643076 38.13 2217776 7260980 144 23:00:01 7834276 11571868 4362128 26.64 271336 3420260 5087680 29.20 2220280 5717164 508 23:10:21 7472224 11306368 4627232 28.26 274596 3508572 5299360 30.42 2227368 6067532 144 23:20:21 7425288 11276928 4656532 28.44 274968 3525636 5292564 30.38 2235492 6108688 408 Average: 6576779 11071748 4860044 29.68 268407 4157394 5697363 32.70 2212755 6952642 33132 21:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:02 lo 1.94 1.94 1.48 1.48 0.00 0.00 0.00 0.00 21:50:02 ens3 133.15 100.47 2063.21 10.46 0.00 0.00 0.00 0.00 21:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 lo 24.65 24.65 15.59 15.59 0.00 0.00 0.00 0.00 22:00:01 ens3 1.53 1.38 0.34 0.31 0.00 0.00 0.00 0.00 22:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:21 lo 41.83 41.83 16.90 16.90 0.00 0.00 0.00 0.00 22:10:21 ens3 1.66 1.68 0.40 0.38 0.00 0.00 0.00 0.00 22:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:21 lo 17.51 17.51 7.96 7.96 0.00 0.00 0.00 0.00 22:20:21 ens3 0.78 0.59 0.17 0.13 0.00 0.00 0.00 0.00 22:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:01 lo 16.09 16.09 8.23 8.23 0.00 0.00 0.00 0.00 22:30:01 ens3 0.72 0.63 0.18 0.14 0.00 0.00 0.00 0.00 22:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:00 lo 24.46 24.46 8.22 8.22 0.00 0.00 0.00 0.00 22:40:00 ens3 0.60 0.37 0.16 0.11 0.00 0.00 0.00 0.00 22:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:21 lo 19.23 19.23 10.75 10.75 0.00 0.00 0.00 0.00 22:50:21 ens3 0.79 0.59 0.17 0.13 0.00 0.00 0.00 0.00 22:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:01 lo 17.62 17.62 10.14 10.14 0.00 0.00 0.00 0.00 23:00:01 ens3 0.77 0.72 0.14 1.34 0.00 0.00 0.00 0.00 23:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:21 lo 8.41 8.41 4.53 4.53 0.00 0.00 0.00 0.00 23:10:21 ens3 0.70 0.63 0.24 0.19 0.00 0.00 0.00 0.00 23:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:21 lo 16.46 16.46 6.79 6.79 0.00 0.00 0.00 0.00 23:20:21 ens3 0.61 0.57 0.13 0.10 0.00 0.00 0.00 0.00 23:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.88 18.88 9.08 9.08 0.00 0.00 0.00 0.00 Average: ens3 14.02 10.68 204.74 1.32 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-5101) 01/27/26 _x86_64_ (4 CPU) 21:37:34 LINUX RESTART (4 CPU) 21:40:06 CPU %user %nice %system %iowait %steal %idle 21:50:02 all 39.84 0.11 2.59 24.22 0.10 33.14 21:50:02 0 37.74 0.13 2.32 28.64 0.09 31.08 21:50:02 1 37.68 0.03 2.37 23.82 0.10 35.98 21:50:02 2 42.91 0.11 3.01 20.99 0.10 32.89 21:50:02 3 41.04 0.15 2.66 23.44 0.10 32.60 22:00:01 all 39.32 0.00 1.78 2.54 0.11 56.25 22:00:01 0 38.98 0.00 1.80 3.57 0.11 55.54 22:00:01 1 38.43 0.00 1.77 3.09 0.11 56.61 22:00:01 2 40.71 0.00 1.73 0.53 0.11 56.92 22:00:01 3 39.16 0.00 1.81 2.98 0.10 55.94 22:10:21 all 38.97 0.00 1.54 0.77 0.11 58.60 22:10:21 0 39.26 0.00 1.53 0.98 0.11 58.13 22:10:21 1 39.65 0.00 1.60 0.61 0.12 58.03 22:10:21 2 39.30 0.00 1.64 0.63 0.12 58.32 22:10:21 3 37.67 0.00 1.41 0.88 0.11 59.93 22:20:21 all 19.79 0.00 0.85 1.45 0.09 77.82 22:20:21 0 19.68 0.00 0.88 1.74 0.08 77.62 22:20:21 1 20.29 0.00 0.89 1.12 0.09 77.61 22:20:21 2 19.68 0.00 0.70 0.56 0.10 78.96 22:20:21 3 19.50 0.00 0.94 2.40 0.09 77.07 22:30:01 all 8.42 0.00 0.43 0.85 0.06 90.23 22:30:01 0 8.59 0.00 0.45 1.80 0.06 89.10 22:30:01 1 8.78 0.00 0.44 0.88 0.07 89.83 22:30:01 2 8.38 0.00 0.46 0.41 0.06 90.68 22:30:01 3 7.94 0.00 0.38 0.30 0.06 91.32 22:40:00 all 8.22 0.00 0.41 0.52 0.06 90.78 22:40:00 0 7.98 0.00 0.44 0.65 0.07 90.85 22:40:00 1 8.42 0.00 0.39 0.76 0.07 90.36 22:40:00 2 8.17 0.00 0.42 0.52 0.07 90.82 22:40:00 3 8.32 0.00 0.39 0.13 0.06 91.10 22:50:21 all 16.76 0.00 0.72 0.20 0.08 82.24 22:50:21 0 16.82 0.00 0.68 0.13 0.08 82.29 22:50:21 1 16.64 0.00 0.69 0.17 0.08 82.41 22:50:21 2 16.73 0.00 0.74 0.40 0.08 82.05 22:50:21 3 16.86 0.00 0.75 0.08 0.08 82.23 23:00:01 all 8.99 0.00 0.39 0.16 0.07 90.39 23:00:01 0 8.41 0.00 0.40 0.10 0.07 91.02 23:00:01 1 8.82 0.00 0.38 0.05 0.07 90.67 23:00:01 2 9.48 0.00 0.41 0.46 0.07 89.58 23:00:01 3 9.25 0.00 0.37 0.02 0.07 90.28 23:10:21 all 7.69 0.00 0.45 0.52 0.09 91.25 23:10:21 0 7.67 0.00 0.42 0.15 0.09 91.68 23:10:21 1 7.14 0.00 0.52 1.17 0.08 91.08 23:10:21 2 7.25 0.00 0.47 0.46 0.09 91.73 23:10:21 3 8.70 0.00 0.40 0.31 0.08 90.51 23:20:21 all 8.59 0.00 0.55 0.35 0.06 90.44 23:20:21 0 8.27 0.00 0.56 0.10 0.06 91.00 23:20:21 1 8.49 0.00 0.53 0.14 0.06 90.78 23:20:21 2 8.72 0.00 0.55 0.34 0.07 90.33 23:20:21 3 8.88 0.00 0.55 0.83 0.06 89.67 Average: all 19.73 0.01 0.97 3.14 0.08 76.07 Average: 0 19.42 0.01 0.95 3.76 0.08 75.78 Average: 1 19.50 0.00 0.96 3.16 0.08 76.29 Average: 2 20.20 0.01 1.01 2.51 0.09 76.18 Average: 3 19.80 0.02 0.97 3.12 0.08 76.03