---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-20912 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 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 689 10645 3 4653 14957 Swap: 1023 12 1011 ---> 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:ee:4b:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.194/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79328sec preferred_lft 79328sec inet6 fe80::f816:3eff:feee:4bf7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:3e:e6:03:13:ec 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-16g-20912) 02/26/26 _x86_64_ (4 CPU) 08:07:25 LINUX RESTART (4 CPU) 08:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:13 90.60 2.71 83.81 4.08 146.54 31286.43 10472.03 08:30:01 54.87 22.52 30.61 1.73 222.95 1782.69 1440.06 08:40:13 5.38 0.72 4.51 0.16 8.46 152.70 275.89 08:50:21 9.80 0.04 9.21 0.55 0.88 514.55 567.44 09:00:01 19.19 0.07 18.18 0.94 1.59 578.41 500.99 09:10:21 23.00 0.10 7.39 15.51 1.60 210.33 205416.15 09:20:21 5.15 0.03 4.94 0.19 0.43 141.69 167.61 09:30:01 4.70 0.02 4.50 0.18 1.20 143.09 55.17 09:40:14 5.32 0.01 5.13 0.18 0.37 155.95 85.28 09:50:13 10.82 0.03 10.33 0.46 1.25 584.75 507.98 10:00:01 2.83 0.00 2.74 0.08 0.04 123.25 4.72 Average: 21.08 2.35 16.50 2.23 34.78 3269.66 20600.25 08:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:13 1983964 6553440 9373848 57.25 248168 4203004 10113296 58.05 1943892 11746500 1304 08:30:01 2694508 6195592 9737784 59.47 255192 3208172 11168248 64.11 1940264 11135712 652 08:40:13 8329244 11845940 4091528 24.99 255640 3223356 5978764 34.32 1946300 5522988 1000 08:50:21 8895248 12505116 3432364 20.96 259996 3312176 4269868 24.51 1953456 4941292 712 09:00:01 9290972 12978996 2958908 18.07 263072 3387248 3689252 21.18 1977920 4527892 416 09:10:21 7657060 11378740 4558064 27.84 266072 3417904 5262140 30.20 1986444 6146056 156 09:20:21 7635484 11375104 4561644 27.86 266572 3435396 5268964 30.24 1987724 6159596 144 09:30:01 6350832 10110268 5825728 35.58 267236 3454572 6614016 37.96 1990052 7443040 424 09:40:14 6147276 9928484 6007420 36.69 267920 3475672 6724304 38.60 1993624 7646800 200 09:50:13 9867608 13794668 2143444 13.09 272040 3613224 3446056 19.78 2008072 3920628 22532 10:00:01 9886636 13816044 2121096 12.95 272532 3615080 2773132 15.92 2009808 3871752 284 Average: 7158076 10952945 4982893 30.43 263131 3485982 5937095 34.08 1976141 6642023 2529 08:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:13 lo 11.46 11.46 11.33 11.33 0.00 0.00 0.00 0.00 08:20:13 ens3 59.13 43.67 1011.03 5.16 0.00 0.00 0.00 0.00 08:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 47.18 47.18 22.21 22.21 0.00 0.00 0.00 0.00 08:30:01 ens3 2.21 1.99 0.53 0.45 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:13 lo 19.03 19.03 6.90 6.90 0.00 0.00 0.00 0.00 08:40:13 ens3 0.93 0.62 0.24 0.83 0.00 0.00 0.00 0.00 08:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:21 lo 11.98 11.98 7.04 7.04 0.00 0.00 0.00 0.00 08:50:21 ens3 0.73 0.59 0.21 0.60 0.00 0.00 0.00 0.00 08:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 12.56 12.56 7.30 7.30 0.00 0.00 0.00 0.00 09:00:01 ens3 1.10 0.85 0.27 0.21 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:21 lo 15.20 15.20 7.32 7.32 0.00 0.00 0.00 0.00 09:10:21 ens3 0.67 0.55 0.15 0.12 0.00 0.00 0.00 0.00 09:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:21 lo 23.07 23.07 8.84 8.84 0.00 0.00 0.00 0.00 09:20:21 ens3 0.70 0.49 0.17 0.12 0.00 0.00 0.00 0.00 09:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 17.82 17.82 8.13 8.13 0.00 0.00 0.00 0.00 09:30:01 ens3 0.52 0.40 0.10 0.07 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:14 lo 19.38 19.38 10.65 10.65 0.00 0.00 0.00 0.00 09:40:14 ens3 0.80 0.59 0.20 0.15 0.00 0.00 0.00 0.00 09:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:13 lo 17.77 17.77 9.94 9.94 0.00 0.00 0.00 0.00 09:50:13 ens3 1.04 0.80 0.30 0.24 0.00 0.00 0.00 0.00 09:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 16.90 16.90 7.02 7.02 0.00 0.00 0.00 0.00 10:00:01 ens3 0.74 0.51 0.17 0.13 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.25 19.25 9.68 9.68 0.00 0.00 0.00 0.00 Average: ens3 6.29 4.68 93.10 0.74 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-16g-20912) 02/26/26 _x86_64_ (4 CPU) 08:07:25 LINUX RESTART (4 CPU) 08:10:07 CPU %user %nice %system %iowait %steal %idle 08:20:13 all 54.90 0.00 2.34 0.79 0.30 41.66 08:20:13 0 54.75 0.00 2.08 0.67 0.43 42.08 08:20:13 1 52.14 0.00 2.28 0.78 0.36 44.45 08:20:13 2 55.93 0.00 2.40 1.17 0.21 40.29 08:20:13 3 56.82 0.00 2.60 0.56 0.22 39.80 08:30:01 all 55.01 0.00 1.97 0.06 0.11 42.84 08:30:01 0 54.74 0.00 1.92 0.06 0.11 43.17 08:30:01 1 55.36 0.00 1.92 0.04 0.11 42.56 08:30:01 2 54.85 0.00 2.06 0.10 0.12 42.87 08:30:01 3 55.09 0.00 1.99 0.05 0.12 42.75 08:40:13 all 7.38 0.00 0.60 0.02 0.08 91.91 08:40:13 0 7.45 0.00 0.56 0.02 0.08 91.89 08:40:13 1 7.37 0.00 0.69 0.01 0.08 91.85 08:40:13 2 7.68 0.00 0.61 0.03 0.09 91.59 08:40:13 3 7.01 0.00 0.56 0.03 0.08 92.32 08:50:21 all 16.22 0.00 0.62 0.03 0.08 83.05 08:50:21 0 16.04 0.00 0.63 0.05 0.08 83.21 08:50:21 1 15.99 0.00 0.61 0.01 0.08 83.31 08:50:21 2 16.92 0.00 0.76 0.04 0.08 82.20 08:50:21 3 15.92 0.00 0.49 0.03 0.08 83.48 09:00:01 all 29.32 0.00 0.93 0.05 0.08 69.61 09:00:01 0 28.89 0.00 1.03 0.03 0.08 69.97 09:00:01 1 30.14 0.00 0.89 0.02 0.09 68.86 09:00:01 2 29.19 0.00 0.87 0.10 0.09 69.75 09:00:01 3 29.08 0.00 0.94 0.05 0.08 69.85 09:10:21 all 13.40 0.00 0.54 0.04 0.08 85.94 09:10:21 0 12.95 0.00 0.44 0.08 0.06 86.47 09:10:21 1 13.47 0.00 0.46 0.01 0.08 85.98 09:10:21 2 13.44 0.00 0.71 0.06 0.08 85.71 09:10:21 3 13.75 0.00 0.54 0.03 0.08 85.61 09:20:21 all 8.11 0.00 0.31 0.01 0.07 91.49 09:20:21 0 8.01 0.00 0.31 0.02 0.07 91.59 09:20:21 1 8.35 0.00 0.25 0.02 0.08 91.30 09:20:21 2 7.75 0.00 0.29 0.01 0.08 91.87 09:20:21 3 8.32 0.00 0.40 0.02 0.08 91.19 09:30:01 all 9.47 0.00 0.35 0.26 0.08 89.85 09:30:01 0 9.18 0.00 0.32 0.56 0.07 89.87 09:30:01 1 9.61 0.00 0.40 0.19 0.08 89.71 09:30:01 2 9.75 0.00 0.37 0.28 0.08 89.53 09:30:01 3 9.33 0.00 0.31 0.01 0.07 90.27 09:40:14 all 9.76 0.00 0.37 0.07 0.16 89.64 09:40:14 0 9.15 0.00 0.33 0.00 0.23 90.28 09:40:14 1 9.93 0.00 0.39 0.06 0.16 89.45 09:40:14 2 9.86 0.00 0.46 0.08 0.11 89.49 09:40:14 3 10.11 0.00 0.29 0.12 0.15 89.34 09:50:13 all 15.96 0.00 0.57 0.10 0.08 83.29 09:50:13 0 16.02 0.00 0.66 0.11 0.08 83.13 09:50:13 1 16.27 0.00 0.52 0.11 0.08 83.02 09:50:13 2 16.21 0.00 0.59 0.08 0.08 83.03 09:50:13 3 15.32 0.00 0.53 0.10 0.08 83.96 10:00:01 all 5.73 0.00 0.35 0.02 0.08 93.83 10:00:01 0 5.49 0.00 0.34 0.01 0.08 94.08 10:00:01 1 5.83 0.00 0.40 0.01 0.08 93.68 10:00:01 2 5.74 0.00 0.31 0.03 0.07 93.84 10:00:01 3 5.84 0.00 0.35 0.02 0.08 93.70 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.41 0.00 0.81 0.13 0.11 78.53 Average: 0 20.18 0.00 0.78 0.14 0.13 78.77 Average: 1 20.35 0.00 0.80 0.12 0.12 78.62 Average: 2 20.59 0.00 0.86 0.18 0.10 78.27 Average: 3 20.53 0.00 0.82 0.09 0.10 78.46