---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-4534 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: 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 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 715 10863 4 4410 14931 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:90:19:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.136/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80526sec preferred_lft 80526sec inet6 fe80::f816:3eff:fe90:1921/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:15:90:75:2b:d4 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-4534) 01/26/26 _x86_64_ (4 CPU) 12:04:40 LINUX RESTART (4 CPU) 12:10:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:22 123.69 33.17 86.53 3.99 453.87 29822.56 10528.24 12:30:09 27.57 2.05 24.36 1.16 31.00 1489.21 630.38 12:40:22 21.99 0.12 20.85 1.01 7.44 790.48 441.36 12:50:22 7.44 0.01 7.16 0.27 0.80 171.33 462.97 13:00:22 4.47 0.01 4.32 0.15 0.39 98.89 62.35 13:10:22 4.95 0.06 4.71 0.18 3.27 127.69 283.13 13:20:22 5.56 0.02 5.36 0.18 0.92 137.28 60.80 13:30:12 25.89 0.17 9.80 15.92 4.50 525.14 214171.28 13:40:22 7.27 0.02 6.93 0.32 0.58 241.65 109.11 Average: 25.55 4.00 18.99 2.55 56.49 3754.45 24776.46 12:10:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:22 1213404 5434460 10494616 64.10 265788 3874076 11949560 68.59 2170948 12338428 259384 12:30:09 7799216 11306400 4626920 28.26 267472 3204520 5321584 30.55 2174172 5809448 20292 12:40:22 9463440 13075960 2861080 17.47 272748 3304564 3569280 20.49 2215560 4100392 152 12:50:22 7698404 11327752 4608156 28.14 273992 3320148 5305792 30.46 2218012 5883504 56 13:00:22 7757208 11396636 4539480 27.73 274712 3329512 5287356 30.35 2219360 5807564 248 13:10:22 6244912 9900436 6034876 36.86 275412 3344904 6700068 38.46 2222324 7321492 144 13:20:22 6253504 9924772 6010532 36.71 276004 3360056 6637704 38.10 2225844 7314208 56 13:30:12 11512520 15316656 621144 3.79 280088 3485024 1314104 7.54 2246228 2045164 16236 13:40:22 6631316 10457832 5477764 33.46 281056 3506344 6112520 35.09 2258688 6894476 416 Average: 7174880 10904545 5030508 30.72 274141 3414350 5799774 33.29 2216793 6390520 32998 12:10:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:22 lo 14.77 14.77 12.66 12.66 0.00 0.00 0.00 0.00 12:20:22 ens3 37.10 28.87 629.26 3.43 0.00 0.00 0.00 0.00 12:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:09 lo 43.76 43.76 20.47 20.47 0.00 0.00 0.00 0.00 12:30:09 ens3 1.90 1.52 0.37 0.34 0.00 0.00 0.00 0.00 12:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:22 lo 23.09 23.09 10.40 10.40 0.00 0.00 0.00 0.00 12:40:22 ens3 1.41 1.02 0.35 0.28 0.00 0.00 0.00 0.00 12:40:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:22 lo 19.97 19.97 9.67 9.67 0.00 0.00 0.00 0.00 12:50:22 ens3 1.32 1.41 0.21 1.31 0.00 0.00 0.00 0.00 12:50:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:22 lo 8.90 8.90 3.56 3.56 0.00 0.00 0.00 0.00 13:00:22 ens3 0.59 0.32 0.15 0.10 0.00 0.00 0.00 0.00 13:00:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:22 lo 27.18 27.18 11.04 11.04 0.00 0.00 0.00 0.00 13:10:22 ens3 0.64 0.45 0.14 0.11 0.00 0.00 0.00 0.00 13:10:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:22 lo 19.55 19.55 10.73 10.73 0.00 0.00 0.00 0.00 13:20:22 ens3 0.79 0.54 0.18 0.13 0.00 0.00 0.00 0.00 13:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:12 lo 18.21 18.21 10.28 10.28 0.00 0.00 0.00 0.00 13:30:12 ens3 1.10 0.80 0.32 0.25 0.00 0.00 0.00 0.00 13:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:22 lo 29.06 29.06 12.12 12.12 0.00 0.00 0.00 0.00 13:40:22 ens3 1.14 0.74 0.31 0.23 0.00 0.00 0.00 0.00 13:40:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.68 22.68 11.20 11.20 0.00 0.00 0.00 0.00 Average: ens3 5.16 4.00 71.11 0.69 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-4534) 01/26/26 _x86_64_ (4 CPU) 12:04:40 LINUX RESTART (4 CPU) 12:10:13 CPU %user %nice %system %iowait %steal %idle 12:20:22 all 56.95 0.07 2.53 0.50 0.15 39.81 12:20:22 0 55.81 0.00 2.49 0.39 0.15 41.15 12:20:22 1 57.85 0.29 2.54 0.57 0.14 38.60 12:20:22 2 57.88 0.00 2.58 0.36 0.15 39.02 12:20:22 3 56.26 0.00 2.49 0.65 0.14 40.45 12:30:09 all 41.59 0.00 1.60 0.06 0.15 56.60 12:30:09 0 42.38 0.00 1.66 0.03 0.16 55.77 12:30:09 1 40.99 0.00 1.49 0.07 0.14 57.32 12:30:09 2 42.12 0.00 1.69 0.05 0.14 55.99 12:30:09 3 40.86 0.00 1.58 0.09 0.14 57.33 12:40:22 all 31.77 0.00 1.15 0.06 0.11 66.92 12:40:22 0 31.53 0.00 1.16 0.15 0.11 67.04 12:40:22 1 32.41 0.00 1.15 0.02 0.12 66.30 12:40:22 2 31.36 0.00 1.21 0.04 0.11 67.29 12:40:22 3 31.77 0.00 1.06 0.02 0.11 67.04 12:50:22 all 14.24 0.00 0.55 0.03 0.09 85.10 12:50:22 0 14.29 0.00 0.61 0.04 0.09 84.98 12:50:22 1 14.64 0.00 0.51 0.01 0.10 84.74 12:50:22 2 13.63 0.00 0.53 0.01 0.09 85.75 12:50:22 3 14.40 0.00 0.54 0.06 0.09 84.92 13:00:22 all 6.45 0.00 0.31 0.02 0.09 93.13 13:00:22 0 6.48 0.00 0.27 0.01 0.08 93.16 13:00:22 1 5.84 0.00 0.35 0.01 0.08 93.71 13:00:22 2 7.14 0.00 0.29 0.01 0.09 92.46 13:00:22 3 6.34 0.00 0.33 0.04 0.09 93.20 13:10:22 all 10.07 0.00 0.52 0.02 0.09 89.29 13:10:22 0 9.97 0.00 0.44 0.02 0.09 89.47 13:10:22 1 10.41 0.00 0.55 0.01 0.09 88.94 13:10:22 2 9.50 0.00 0.52 0.03 0.09 89.86 13:10:22 3 10.41 0.00 0.59 0.01 0.09 88.90 13:20:22 all 9.92 0.00 0.51 0.02 0.08 89.47 13:20:22 0 9.74 0.00 0.53 0.01 0.08 89.64 13:20:22 1 10.21 0.00 0.61 0.01 0.08 89.08 13:20:22 2 9.56 0.00 0.47 0.03 0.08 89.86 13:20:22 3 10.17 0.00 0.43 0.02 0.08 89.30 13:30:12 all 13.34 0.00 0.66 0.05 0.09 85.86 13:30:12 0 12.89 0.00 0.73 0.10 0.08 86.19 13:30:12 1 13.53 0.00 0.59 0.01 0.08 85.79 13:30:12 2 13.17 0.00 0.65 0.05 0.09 86.05 13:30:12 3 13.79 0.00 0.65 0.06 0.09 85.40 13:40:22 all 15.08 0.00 0.63 0.02 0.09 84.18 13:40:22 0 13.99 0.00 0.60 0.05 0.09 85.27 13:40:22 1 15.56 0.00 0.65 0.00 0.08 83.69 13:40:22 2 15.15 0.00 0.59 0.01 0.09 84.16 13:40:22 3 15.60 0.00 0.67 0.03 0.09 83.61 Average: all 22.19 0.01 0.94 0.09 0.10 76.67 Average: 0 21.92 0.00 0.95 0.09 0.10 76.94 Average: 1 22.43 0.03 0.94 0.08 0.10 76.42 Average: 2 22.20 0.00 0.95 0.07 0.10 76.69 Average: 3 22.21 0.00 0.93 0.11 0.10 76.65