---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-20878 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 60G 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 692 11668 4 3628 14954 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:c0:21:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.203/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78969sec preferred_lft 78969sec inet6 fe80::f816:3eff:fec0:21f7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:09:cf:65:86:ab 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-20878) 02/26/26 _x86_64_ (4 CPU) 07:52:14 LINUX RESTART (4 CPU) 08:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:03 121.07 5.19 110.91 4.96 283.82 35181.10 12462.49 08:20:05 99.70 30.14 50.40 19.16 455.55 5323.74 214679.95 08:30:01 11.71 1.13 10.08 0.50 38.27 293.34 1308.16 08:40:08 7.33 0.11 6.82 0.40 5.01 261.30 1847.98 08:50:16 22.97 0.04 21.79 1.14 1.43 930.62 744.61 09:00:01 8.10 0.01 7.76 0.33 0.83 230.66 366.90 09:10:16 4.11 0.01 3.98 0.12 0.77 121.72 60.29 09:20:16 5.06 0.02 4.88 0.16 1.32 150.05 297.52 09:30:01 4.78 0.00 4.62 0.16 0.75 153.73 53.30 09:40:11 8.95 0.35 8.25 0.36 7.93 541.12 129.71 09:50:16 4.91 0.07 4.72 0.12 2.06 159.44 226.54 Average: 27.19 3.38 21.32 2.50 72.60 3945.34 21142.51 08:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:03 4884464 15330092 597700 3.65 234896 10009008 1316860 7.56 2035124 8706620 8116 08:20:05 1630884 4003684 11933268 72.88 243120 2190208 13247172 76.04 1923548 12308260 820 08:30:01 8835280 11242136 4696756 28.69 244548 2222892 5401096 31.00 1946968 5079624 5460 08:40:08 12892176 15343980 600244 3.67 246728 2265644 1311900 7.53 1953820 1054428 25624 08:50:16 10472468 13064432 2878976 17.58 251704 2400924 3645228 20.92 1992868 3441920 100 09:00:01 8769384 11390228 4551908 27.80 252484 2429036 5303608 30.44 1994560 5130756 416 09:10:16 8836728 11474928 4467228 27.28 252848 2446016 5169764 29.67 1995724 5067536 236 09:20:16 7307432 9966112 5975272 36.49 253336 2466008 6730152 38.63 1997800 6584068 120 09:30:01 7335652 10016360 5925060 36.19 253920 2487460 6645068 38.14 2001004 6558180 276 09:40:11 8600712 11403928 4538060 27.72 257708 2605816 5287040 30.35 2011108 5284052 416 09:50:16 8489596 11318592 4623388 28.24 258136 2631128 5190152 29.79 2019192 5389140 260 Average: 8004980 11323134 4617078 28.20 249948 3104922 5386185 30.92 1988338 5873144 3804 08:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:03 lo 2.67 2.67 2.22 2.22 0.00 0.00 0.00 0.00 08:10:03 ens3 146.19 109.64 1929.94 14.79 0.00 0.00 0.00 0.00 08:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:05 lo 33.94 33.94 21.88 21.88 0.00 0.00 0.00 0.00 08:20:05 ens3 2.55 2.56 0.76 1.74 0.00 0.00 0.00 0.00 08:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 41.33 41.33 16.19 16.19 0.00 0.00 0.00 0.00 08:30:01 ens3 1.30 0.93 0.29 0.23 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 08:40:08 lo 11.92 11.92 6.89 6.89 0.00 0.00 0.00 0.00 08:40:08 ens3 0.81 0.43 0.22 0.15 0.00 0.00 0.00 0.00 08:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:16 lo 12.33 12.33 6.64 6.64 0.00 0.00 0.00 0.00 08:50:16 ens3 1.12 0.92 0.29 0.24 0.00 0.00 0.00 0.00 08:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 20.34 20.34 10.29 10.29 0.00 0.00 0.00 0.00 09:00:01 ens3 0.91 0.69 0.24 0.18 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 09:10:16 lo 16.97 16.97 6.19 6.19 0.00 0.00 0.00 0.00 09:10:16 ens3 0.55 0.38 0.13 0.09 0.00 0.00 0.00 0.00 09:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:16 lo 19.09 19.09 8.42 8.42 0.00 0.00 0.00 0.00 09:20:16 ens3 0.56 0.36 0.13 0.09 0.00 0.00 0.00 0.00 09:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 19.73 19.73 10.56 10.56 0.00 0.00 0.00 0.00 09:30:01 ens3 0.70 0.53 0.14 0.11 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 09:40:11 lo 17.99 17.99 10.32 10.32 0.00 0.00 0.00 0.00 09:40:11 ens3 1.01 0.77 0.29 0.23 0.00 0.00 0.00 0.00 09:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:16 lo 16.73 16.73 6.90 6.90 0.00 0.00 0.00 0.00 09:50:16 ens3 0.78 0.54 0.20 0.15 0.00 0.00 0.00 0.00 09:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.32 19.32 9.66 9.66 0.00 0.00 0.00 0.00 Average: ens3 14.24 10.71 175.85 1.64 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-20878) 02/26/26 _x86_64_ (4 CPU) 07:52:14 LINUX RESTART (4 CPU) 08:00:01 CPU %user %nice %system %iowait %steal %idle 08:10:03 all 36.93 0.00 2.20 6.57 0.10 54.19 08:10:03 0 37.33 0.00 2.13 4.20 0.11 56.24 08:10:03 1 36.11 0.00 2.27 4.58 0.10 56.95 08:10:03 2 38.13 0.00 2.35 6.66 0.10 52.76 08:10:03 3 36.15 0.00 2.06 10.85 0.10 50.84 08:20:05 all 65.85 0.00 2.63 0.35 0.15 31.02 08:20:05 0 66.38 0.00 2.58 0.28 0.15 30.62 08:20:05 1 65.02 0.00 2.86 0.41 0.15 31.56 08:20:05 2 65.97 0.00 2.56 0.36 0.15 30.95 08:20:05 3 66.02 0.00 2.51 0.35 0.15 30.97 08:30:01 all 22.93 0.00 0.95 0.08 0.11 75.93 08:30:01 0 23.20 0.00 0.93 0.08 0.11 75.69 08:30:01 1 21.79 0.00 0.97 0.03 0.12 77.10 08:30:01 2 23.38 0.00 0.99 0.11 0.11 75.41 08:30:01 3 23.34 0.00 0.91 0.11 0.11 75.53 08:40:08 all 16.77 0.00 0.66 0.03 0.10 82.44 08:40:08 0 15.70 0.00 0.66 0.07 0.10 83.47 08:40:08 1 16.86 0.00 0.63 0.02 0.10 82.39 08:40:08 2 17.48 0.00 0.60 0.02 0.10 81.80 08:40:08 3 17.03 0.00 0.75 0.02 0.09 82.11 08:50:16 all 31.98 0.00 1.03 0.09 0.10 66.80 08:50:16 0 31.87 0.00 0.93 0.07 0.10 67.02 08:50:16 1 31.88 0.00 1.13 0.05 0.10 66.84 08:50:16 2 31.30 0.00 1.07 0.10 0.10 67.43 08:50:16 3 32.87 0.00 0.97 0.14 0.10 65.92 09:00:01 all 15.00 0.00 0.65 0.05 0.10 84.20 09:00:01 0 15.10 0.00 0.74 0.06 0.11 83.99 09:00:01 1 15.04 0.00 0.63 0.05 0.09 84.19 09:00:01 2 15.23 0.00 0.64 0.02 0.09 84.02 09:00:01 3 14.64 0.00 0.60 0.06 0.09 84.61 09:10:16 all 7.99 0.00 0.51 0.47 0.10 90.93 09:10:16 0 7.79 0.00 0.55 0.95 0.10 90.61 09:10:16 1 8.28 0.00 0.48 0.12 0.09 91.03 09:10:16 2 8.30 0.00 0.56 0.24 0.13 90.77 09:10:16 3 7.58 0.00 0.46 0.59 0.08 91.29 09:20:16 all 9.86 0.00 0.52 0.17 0.09 89.35 09:20:16 0 10.04 0.00 0.47 0.25 0.09 89.14 09:20:16 1 9.97 0.00 0.52 0.16 0.09 89.27 09:20:16 2 9.94 0.00 0.64 0.15 0.10 89.18 09:20:16 3 9.49 0.00 0.46 0.14 0.08 89.83 09:30:01 all 10.47 0.00 0.51 0.03 0.09 88.90 09:30:01 0 10.52 0.00 0.43 0.04 0.09 88.92 09:30:01 1 10.80 0.00 0.56 0.01 0.09 88.53 09:30:01 2 10.21 0.00 0.56 0.03 0.09 89.11 09:30:01 3 10.33 0.00 0.48 0.04 0.09 89.05 09:40:11 all 14.00 0.00 0.57 0.04 0.08 85.31 09:40:11 0 13.54 0.00 0.51 0.04 0.07 85.83 09:40:11 1 13.63 0.00 0.59 0.01 0.09 85.68 09:40:11 2 15.22 0.00 0.59 0.09 0.09 84.01 09:40:11 3 13.62 0.00 0.57 0.02 0.08 85.71 09:50:16 all 8.22 0.00 0.36 0.03 0.08 91.31 09:50:16 0 7.83 0.00 0.35 0.02 0.07 91.72 09:50:16 1 8.05 0.00 0.31 0.03 0.09 91.53 09:50:16 2 8.72 0.00 0.48 0.04 0.09 90.67 09:50:16 3 8.25 0.00 0.32 0.01 0.09 91.32 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.82 0.00 0.96 0.72 0.10 76.40 Average: 0 21.75 0.00 0.93 0.55 0.10 76.66 Average: 1 21.59 0.00 0.99 0.50 0.10 76.82 Average: 2 22.17 0.00 1.00 0.71 0.11 76.01 Average: 3 21.76 0.00 0.92 1.12 0.10 76.11